[jira] [Created] (IGNITE-14623) Calcite. Sort out test scripts at: sql/aggregate/aggregates/*

2021-04-22 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-14623:
-

 Summary: Calcite. Sort out test scripts at: 
sql/aggregate/aggregates/*
 Key: IGNITE-14623
 URL: https://issues.apache.org/jira/browse/IGNITE-14623
 Project: Ignite
  Issue Type: Task
Reporter: Taras Ledkov
Assignee: Taras Ledkov


Calcite. Sort out test scripts at: {{sql/aggregate/aggregates/*}}



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[jira] [Created] (IGNITE-14610) BinaryBuilderReader doesn't supports reference (HANDLE) to collection

2021-04-21 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-14610:
-

 Summary: BinaryBuilderReader doesn't supports reference (HANDLE) 
to collection
 Key: IGNITE-14610
 URL: https://issues.apache.org/jira/browse/IGNITE-14610
 Project: Ignite
  Issue Type: Bug
  Components: sql
Affects Versions: 2.10
 Environment: Steps to reproduce:
1. Create object with two objects collection fields, e.g. List
2. Assign the reference of the one field to the second.
3. Serialize object to BinaryObject
4. Create BinaryObjectBuiler from the object.
5. Add/change any field except collections.
6. Try to build new BinaryObject form the builer

Exception is thrown:
{code:java}
class org.apache.ignite.binary.BinaryObjectException: Unsupported protocol 
version: 2
at 
org.apache.ignite.internal.binary.BinaryUtils.checkProtocolVersion(BinaryUtils.java:795)
at 
org.apache.ignite.internal.binary.builder.BinaryObjectBuilderImpl.(BinaryObjectBuilderImpl.java:139)
at 
org.apache.ignite.internal.binary.builder.BinaryBuilderReader.parseValue(BinaryBuilderReader.java:522)
at 
org.apache.ignite.internal.binary.builder.BinaryObjectBuilderImpl.serializeTo(BinaryObjectBuilderImpl.java:286)
at 
org.apache.ignite.internal.binary.builder.BinaryBuilderSerializer.writeValue(BinaryBuilderSerializer.java:100)
at 
org.apache.ignite.internal.binary.builder.BinaryBuilderSerializer.writeValue(BinaryBuilderSerializer.java:53)
at 
org.apache.ignite.internal.binary.builder.BinaryObjectBuilderImpl.serializeTo(BinaryObjectBuilderImpl.java:293)
at 
org.apache.ignite.internal.binary.builder.BinaryBuilderSerializer.writeValue(BinaryBuilderSerializer.java:100)
at 
org.apache.ignite.internal.binary.builder.BinaryBuilderSerializer.writeValue(BinaryBuilderSerializer.java:53)
at 
org.apache.ignite.internal.binary.builder.BinaryObjectBuilderImpl.serializeTo(BinaryObjectBuilderImpl.java:293)
at 
org.apache.ignite.internal.binary.builder.BinaryObjectBuilderImpl.build(BinaryObjectBuilderImpl.java:188)
{code}

Root cause:
BinaryBuilderReader#parseValue doesn’t support handle to collection. Only 
handles to object are expected.

Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.11






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[jira] [Created] (IGNITE-14548) BinaryThreadLocalContext must be cleaned when client is closed

2021-04-15 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-14548:
-

 Summary: BinaryThreadLocalContext must be cleaned when client is 
closed
 Key: IGNITE-14548
 URL: https://issues.apache.org/jira/browse/IGNITE-14548
 Project: Ignite
  Issue Type: Bug
  Components: binary
Affects Versions: 2.10
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.11


ThreadLocal {{BinaryThreadLocalContext#CTX}} must be cleaned when thin client 
and JDBC thin client are closed.

Fail case: [Stack 
overflow|https://stackoverflow.com/questions/67086723/unable-to-remove-org-apache-ignite-internal-binary-binarythreadlocal-error-in-we?noredirect=1#comment118615654_67086723]

Previous discussion: IGNITE-967



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[jira] [Created] (IGNITE-14546) Calcite engine. MIN/MAX aggregates doesn't support string types

2021-04-14 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-14546:
-

 Summary: Calcite engine. MIN/MAX aggregates doesn't support string 
types
 Key: IGNITE-14546
 URL: https://issues.apache.org/jira/browse/IGNITE-14546
 Project: Ignite
  Issue Type: Bug
Reporter: Taras Ledkov


MIN/MAX aggregates doesn't support string types.
e.g. 
{{CREATE TABLE TEST(val VARCHAR) }}
{{INSERT INTO TEST VALUES ('A'), ('B'), ('C') }}
{{ SELECT MIN(val), MAX(val) FROM TEST}}

Test: {{src/test/sql/aggregate/aggregates/test_aggr_string.test}}



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[jira] [Created] (IGNITE-14545) Calcite engine. Unicode literal not supported

2021-04-14 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-14545:
-

 Summary: Calcite engine. Unicode literal not supported
 Key: IGNITE-14545
 URL: https://issues.apache.org/jira/browse/IGNITE-14545
 Project: Ignite
  Issue Type: Bug
Reporter: Taras Ledkov


Unicode literal not supported.
e.g. {{SELECT }}

Tests:
{{aggregate/aggregates/test_aggr_string.test}}



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[jira] [Created] (IGNITE-14544) Calcite engine. Implement DISTING aggregates

2021-04-14 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-14544:
-

 Summary: Calcite engine. Implement DISTING aggregates
 Key: IGNITE-14544
 URL: https://issues.apache.org/jira/browse/IGNITE-14544
 Project: Ignite
  Issue Type: Bug
Reporter: Taras Ledkov


Now, DISTINCT aggregates not implemented.
(e.g. {{SELECT COUNT (DISTINCT lastName) FROM person}})

Tests:
{{aggregate/aggregates/test_count.test_ignored}}



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[jira] [Created] (IGNITE-14543) Calcite engine. COUNT agregate on scalar values fails

2021-04-14 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-14543:
-

 Summary: Calcite engine. COUNT agregate on scalar values fails
 Key: IGNITE-14543
 URL: https://issues.apache.org/jira/browse/IGNITE-14543
 Project: Ignite
  Issue Type: Bug
Reporter: Taras Ledkov


Failed queries:
{{SELECT COUNT(*)}}
{{SELECT COUNT(NULL)}}



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[jira] [Created] (IGNITE-14542) Calcite engine. Need to support TableFunctions / SYSTEM_RANGE dynamic table

2021-04-14 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-14542:
-

 Summary: Calcite engine. Need to support TableFunctions / 
SYSTEM_RANGE dynamic table
 Key: IGNITE-14542
 URL: https://issues.apache.org/jira/browse/IGNITE-14542
 Project: Ignite
  Issue Type: Bug
  Components: sql
Reporter: Taras Ledkov


A lot of cases require dynamic range data source.
Tests:
{{aggregate/aggregates/test_perfect_ht.test_ignored}}



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[jira] [Created] (IGNITE-14541) Calcite engine. HAVING fails on scalar

2021-04-14 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-14541:
-

 Summary: Calcite engine. HAVING fails on scalar 
 Key: IGNITE-14541
 URL: https://issues.apache.org/jira/browse/IGNITE-14541
 Project: Ignite
  Issue Type: Bug
Reporter: Taras Ledkov


Query to reproduce:
{{SELECT 42 HAVING 42 > 20}}
Test: {{aggregate/having/test_scalar_having.test_ignore}}



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[jira] [Created] (IGNITE-14540) Calcite engine. Support correlated subquery in having

2021-04-14 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-14540:
-

 Summary:  Calcite engine. Support correlated subquery in having
 Key: IGNITE-14540
 URL: https://issues.apache.org/jira/browse/IGNITE-14540
 Project: Ignite
  Issue Type: Improvement
  Components: sql
Reporter: Taras Ledkov


Correlated subquery in having isn't supported now.
Test: {{aggregate/having/test_corel_subquery_in_having.test_ignored}}



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[jira] [Created] (IGNITE-14539) Calcite engine. Support DISTINCT ON expression

2021-04-14 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-14539:
-

 Summary: Calcite engine. Support DISTINCT ON expression
 Key: IGNITE-14539
 URL: https://issues.apache.org/jira/browse/IGNITE-14539
 Project: Ignite
  Issue Type: Improvement
  Components: sql
Reporter: Taras Ledkov


Now DISTINCT ON expression isn't supported.
e.g.:
{{SELECT DISTINCT ON (lastName) firstName, lastName FROM Person WHERE ... }}
Test: {{aggregate/distinct/test_distinct_on.test_ignored}}




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[jira] [Created] (IGNITE-14537) Nested arbitrary queries hangs on optimizing

2021-04-14 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-14537:
-

 Summary: Nested arbitrary queries hangs on optimizing 
 Key: IGNITE-14537
 URL: https://issues.apache.org/jira/browse/IGNITE-14537
 Project: Ignite
  Issue Type: Improvement
  Components: sql
Reporter: Taras Ledkov


The query with nested arbitrary subqueries aren't planned.
Test: {{subquery/test_neumann.test_ignore}}

See more: [Unnesting Arbitrary 
Queries|https://subs.emis.de/LNI/Proceedings/Proceedings241/383.pdf]




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[jira] [Created] (IGNITE-14535) Caclite SQL engine capabilities

2021-04-14 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-14535:
-

 Summary: Caclite SQL engine capabilities
 Key: IGNITE-14535
 URL: https://issues.apache.org/jira/browse/IGNITE-14535
 Project: Ignite
  Issue Type: Improvement
Reporter: Taras Ledkov


Umbrella ticket to track issues related to SQL logical tests.



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[jira] [Created] (IGNITE-14531) Calcite improvements. Support DISTINCT for aggregates call at the execution

2021-04-13 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-14531:
-

 Summary: Calcite improvements. Support DISTINCT for aggregates 
call at the execution
 Key: IGNITE-14531
 URL: https://issues.apache.org/jira/browse/IGNITE-14531
 Project: Ignite
  Issue Type: Improvement
Reporter: Taras Ledkov


Now {{Accumulators#accumulatorFactory}} and all implementation of the 
{{Accumulator}} doesn't support DISTINCT (see {{AggregateCall#isDistinct}}). 
Must be implemented.



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[jira] [Created] (IGNITE-14508) Calcite integration: introduce SQL logical test runner

2021-04-08 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-14508:
-

 Summary: Calcite integration: introduce SQL logical test runner
 Key: IGNITE-14508
 URL: https://issues.apache.org/jira/browse/IGNITE-14508
 Project: Ignite
  Issue Type: Improvement
  Components: sql
Reporter: Taras Ledkov
Assignee: Taras Ledkov


New SQL engine functions must be tested a lot.
We have to create suite / toolkit to run test SQL script that describes test 
statements.  expected behavior and results.



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[jira] [Created] (IGNITE-14471) JDBCv2: query cursors leak when node to execute queries is specified

2021-04-02 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-14471:
-

 Summary: JDBCv2: query cursors leak when node to execute queries 
is specified
 Key: IGNITE-14471
 URL: https://issues.apache.org/jira/browse/IGNITE-14471
 Project: Ignite
  Issue Type: Improvement
  Components: sql
Reporter: Taras Ledkov
Assignee: Taras Ledkov


Query cursors leak when node to execute queries is specified.
In this case the query tasks are executed on the remote node instead of client 
node launched by the JDBC v2 client.



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[jira] [Created] (IGNITE-14461) Track down those who initiated a query

2021-04-01 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-14461:
-

 Summary: Track down those who initiated a query
 Key: IGNITE-14461
 URL: https://issues.apache.org/jira/browse/IGNITE-14461
 Project: Ignite
  Issue Type: Improvement
  Components: sql
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.11


We need to know and track who initiated a query. It could be useful for an IT 
guy to be able to find an application and ask the developers to change the 
code. It could be as part of {{LOCAL_SQL_RUNNING_QUERIES}} system view or may 
be better to have separate view which could be joined with running queries view.

For first glance it should be :

# ip, port, host name, user for thin clients.
# for thick client - nodeId, clientId, ip, host name, 
# task name for compute




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[jira] [Created] (IGNITE-14451) PK becomes corrupted after node restart

2021-03-31 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-14451:
-

 Summary: PK becomes corrupted after node restart
 Key: IGNITE-14451
 URL: https://issues.apache.org/jira/browse/IGNITE-14451
 Project: Ignite
  Issue Type: Bug
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.11


PK index tree becomes corrupted after node restart in case it was created 
through SQL API and it's fields order differs from the one in field list. For 
example:
CREATE TABLE t (id1 INTEGER, id2 INTEGER, val VARCHAR, CONSTRAINT PK PRIMARY 
KEY (id2, id1)) - this won't survive restart.



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[jira] [Created] (IGNITE-14441) Query plan printed for long running query must use IGNITE_TO_STRING_INCLUDE_SENSITIVE policy

2021-03-30 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-14441:
-

 Summary: Query plan printed for long running query must use 
IGNITE_TO_STRING_INCLUDE_SENSITIVE policy
 Key: IGNITE-14441
 URL: https://issues.apache.org/jira/browse/IGNITE-14441
 Project: Ignite
  Issue Type: Bug
  Components: sql
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.11


Query plan printed for long running query must use 
IGNITE_TO_STRING_INCLUDE_SENSITIVE policy.
Now query parameters may be printed in the query plan.



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[jira] [Created] (IGNITE-14274) Calcite integration: refactoring aggregates converter rules: single and map/reduce

2021-03-03 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-14274:
-

 Summary: Calcite integration: refactoring aggregates converter 
rules: single and map/reduce
 Key: IGNITE-14274
 URL: https://issues.apache.org/jira/browse/IGNITE-14274
 Project: Ignite
  Issue Type: Improvement
  Components: sql
Reporter: Taras Ledkov
Assignee: Taras Ledkov


We have to use converter rules to create single & map+reduce aggregates instead 
of creates map/reduce aggregates on handle traits at the single aggregates.
Now:
SortAggregateConverterRule
HashAggregateConverterRule

Must be:
SortSingleAggregateConverterRule
SortMapReduceAggregateConverterRule
HashSingleAggregateConverterRule
HashMapReduceAggregateConverterRule




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[jira] [Created] (IGNITE-14008) SQL tracing: add tag sql.query.id

2021-01-17 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-14008:
-

 Summary: SQL tracing: add tag sql.query.id
 Key: IGNITE-14008
 URL: https://issues.apache.org/jira/browse/IGNITE-14008
 Project: Ignite
  Issue Type: Improvement
  Components: sql
Affects Versions: 2.9.1
Reporter: Taras Ledkov
Assignee: Taras Ledkov


It's hard to find a trace fro specified query.
I think we have to add new tag: {{sql.query.id}} for spans:
- {{sql.command.query.execute}}
- {{sql.dml.query.execute}}
- {{sql.cursor.open}}

In this case user can find a query bu nodeId & queryId.



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[jira] [Created] (IGNITE-13919) Calcite integration. Single group aggregates

2020-12-28 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-13919:
-

 Summary: Calcite integration. Single group aggregates
 Key: IGNITE-13919
 URL: https://issues.apache.org/jira/browse/IGNITE-13919
 Project: Ignite
  Issue Type: Improvement
  Components: sql
Reporter: Taras Ledkov


Investigate the optimization for single group aggregates,
e.g.: {{SELECT  FROM }}

Now the hash based aggregates are used for this case. 
We can obtain a little performance improvement.
Also the special cases (e.g.: {{SELECT COUNT() FROM }}) may 
be optimized to use table/cache size.



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[jira] [Created] (IGNITE-13904) Don't use rows buffers by redce index for simple one-way reducer

2020-12-24 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-13904:
-

 Summary: Don't use rows buffers by redce index for simple one-way 
reducer
 Key: IGNITE-13904
 URL: https://issues.apache.org/jira/browse/IGNITE-13904
 Project: Ignite
  Issue Type: Bug
  Components: sql
Affects Versions: 2.9
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.10


Now the reducer's index buffer {{AbstractReducer#fetched}} is used even for 
simple plain query. It is the cause of increased memory usage for plain query.

Proposed fix:
- don't use index buffer for simple reducer (for plain query).




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[jira] [Created] (IGNITE-13849) Calcite Integration. Add unit tests for all IgniteRel nodes serialization / deserialization

2020-12-14 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-13849:
-

 Summary: Calcite Integration. Add unit tests for all IgniteRel 
nodes serialization / deserialization
 Key: IGNITE-13849
 URL: https://issues.apache.org/jira/browse/IGNITE-13849
 Project: Ignite
  Issue Type: Bug
  Components: sql
Reporter: Taras Ledkov
Assignee: Taras Ledkov


We have to check serialization for each node (child classes of the IgniteRel).




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[jira] [Created] (IGNITE-13744) Use Table spool for IgniteNestedLoopJoin

2020-11-23 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-13744:
-

 Summary: Use Table spool for IgniteNestedLoopJoin
 Key: IGNITE-13744
 URL: https://issues.apache.org/jira/browse/IGNITE-13744
 Project: Ignite
  Issue Type: Bug
  Components: sql
Reporter: Taras Ledkov
Assignee: Taras Ledkov


Now {{NestedLoopJoinNode}} uses internal buffer to save all rows of the right 
input.
We have to do refactoring {{IgniteNestedLoopJoin}} to use rewind of the right 
input and use TableSpool for not rewindable inputs.

This refactoring separates implementation the join logic from materialization 
of the right input if it is needed. In the future we can use disk offload for 
TableSpool etc.



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[jira] [Created] (IGNITE-13677) Calcite integration. TableSpool

2020-11-05 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-13677:
-

 Summary: Calcite integration. TableSpool
 Key: IGNITE-13677
 URL: https://issues.apache.org/jira/browse/IGNITE-13677
 Project: Ignite
  Issue Type: Bug
  Components: sql
Reporter: Taras Ledkov
Assignee: Taras Ledkov


The first step of the IGNITE-13545: adds TableSpool.

We have to add new trait: {{CorretlationTrait}} to check stream correlation.
Without check this trait Filter with correlated variables may be places under 
Exchange.
So, {{IgniteCorrelatedNestedLoopJoin}} requires correlated stream from the 
right input and {{Exchange}} may produce only uncorrelated stream.



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[jira] [Created] (IGNITE-13403) Update JDBC metadata to match actual capabilities

2020-09-04 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-13403:
-

 Summary: Update JDBC metadata to match actual capabilities
 Key: IGNITE-13403
 URL: https://issues.apache.org/jira/browse/IGNITE-13403
 Project: Ignite
  Issue Type: Bug
  Components: sql
Affects Versions: 2.8.1
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.10


In our JDBC metadata some capabilities are reported not to be supported, while 
in fact they are. E.g. I see
{code}
/** {@inheritDoc} */
@Override public boolean supportsAlterTableWithAddColumn() throws 
SQLException {
return false;
}

/** {@inheritDoc} */
@Override public boolean supportsAlterTableWithDropColumn() throws 
SQLException {
return false;
}
{code}

while in fact `ALTER TABLE ADD/DROP COLUMN` are supported.
Need to go through the list of capabilities and correct them.



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[jira] [Created] (IGNITE-13339) Sql query fails with NullPointerException caused by calling CAST in order by clause

2020-08-07 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-13339:
-

 Summary: Sql query fails with NullPointerException caused by 
calling CAST in order by clause
 Key: IGNITE-13339
 URL: https://issues.apache.org/jira/browse/IGNITE-13339
 Project: Ignite
  Issue Type: Test
  Components: sql
Affects Versions: 2.8.1
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.9


Sql statements to reproduce:

CREATE TABLE Person(ID INTEGER PRIMARY KEY, NAME VARCHAR(100));
INSERT INTO Person(ID, NAME) VALUES (1, 'Ed'), (2, 'Ann'), (3, 'Emma');
select name,id from Person order by CAST(id as long)

Result:

{code:java}
javax.cache.CacheException: class org.apache.ignite.IgniteCheckedException: null
at 
org.apache.ignite.internal.processors.query.GridQueryProcessor.executeQuerySafe(GridQueryProcessor.java:2572)
at 
org.apache.ignite.internal.processors.query.GridQueryProcessor.querySqlFields(GridQueryProcessor.java:2505)
at 
org.apache.ignite.internal.processors.query.GridQueryProcessor.querySqlFields(GridQueryProcessor.java:2463)
at 
org.apache.ignite.internal.visor.query.VisorQueryUtils.lambda$scheduleQueryStart$0(VisorQueryUtils.java:409)
at 
org.apache.ignite.internal.util.IgniteUtils.wrapThreadLoader(IgniteUtils.java:7157)
at 
org.apache.ignite.internal.processors.closure.GridClosureProcessor$1.body(GridClosureProcessor.java:826)
at 
org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:119)
at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
Caused by: class org.apache.ignite.IgniteCheckedException: null
at 
org.apache.ignite.internal.processors.query.GridQueryProcessor.executeQuery(GridQueryProcessor.java:3050)
at 
org.apache.ignite.internal.processors.query.GridQueryProcessor.lambda$querySqlFields$1(GridQueryProcessor.java:2531)
at 
org.apache.ignite.internal.processors.query.GridQueryProcessor.executeQuerySafe(GridQueryProcessor.java:2569)
... 9 more
Caused by: java.lang.NullPointerException
at 
org.apache.ignite.internal.processors.query.h2.sql.GridSqlFunction.getSQL(GridSqlFunction.java:124)
at 
org.apache.ignite.internal.processors.query.h2.sql.GridSqlQuery.getSortLimitSQL(GridSqlQuery.java:171)
at 
org.apache.ignite.internal.processors.query.h2.sql.GridSqlSelect.getSQL(GridSqlSelect.java:182)
at 
org.apache.ignite.internal.processors.query.h2.sql.GridSqlQuerySplitter.splitQuery(GridSqlQuerySplitter.java:371)
at 
org.apache.ignite.internal.processors.query.h2.sql.GridSqlQuerySplitter.split0(GridSqlQuerySplitter.java:280)
at 
org.apache.ignite.internal.processors.query.h2.sql.GridSqlQuerySplitter.split(GridSqlQuerySplitter.java:212)
at 
org.apache.ignite.internal.processors.query.h2.QueryParser.parseH2(QueryParser.java:501)
at 
org.apache.ignite.internal.processors.query.h2.QueryParser.parse0(QueryParser.java:173)
at 
org.apache.ignite.internal.processors.query.h2.QueryParser.parse(QueryParser.java:132)
at 
org.apache.ignite.internal.processors.query.h2.IgniteH2Indexing.querySqlFields(IgniteH2Indexing.java:1115)
at 
org.apache.ignite.internal.processors.query.GridQueryProcessor$4.applyx(GridQueryProcessor.java:2515)
at 
org.apache.ignite.internal.processors.query.GridQueryProcessor$4.applyx(GridQueryProcessor.java:2511)
at 
org.apache.ignite.internal.util.lang.IgniteOutClosureX.apply(IgniteOutClosureX.java:35)
at 
org.apache.ignite.internal.processors.query.GridQueryProcessor.executeQuery(GridQueryProcessor.java:3027)
... 11 more
{code}




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[jira] [Created] (IGNITE-13243) Add tests for commands to manage metadata

2020-07-10 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-13243:
-

 Summary: Add tests for commands to manage metadata
 Key: IGNITE-13243
 URL: https://issues.apache.org/jira/browse/IGNITE-13243
 Project: Ignite
  Issue Type: Test
  Components: sql
Reporter: Taras Ledkov
Assignee: Taras Ledkov


Adds tests for commands to manage metadata (see GG-29247)



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[jira] [Created] (IGNITE-13200) SQL create index on invalid data type

2020-07-01 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-13200:
-

 Summary: SQL create index on invalid data type
 Key: IGNITE-13200
 URL: https://issues.apache.org/jira/browse/IGNITE-13200
 Project: Ignite
  Issue Type: Bug
  Components: sql
Affects Versions: 2.8.1
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.9


*Reproduce*
- Create cache with value class
{code}
private static class Value {
@QuerySqlField
int val_int;
java.util.Date val_date;
}
{code}
- alter table with command
{{ALTER TABLE TEST ADD COLUMN (VAL_DATE DATE)}}
- try to create index with command
{{CREATE INDEX TEST_VAL_DATE_IDX ON TEST(VAL_DATE)}}

{{CorruptedTreeException}} is thrown, the node is stopped.



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[jira] [Created] (IGNITE-13198) Calcite integration. Rework error / cancle login on execution

2020-07-01 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-13198:
-

 Summary: Calcite integration. Rework error / cancle login on 
execution
 Key: IGNITE-13198
 URL: https://issues.apache.org/jira/browse/IGNITE-13198
 Project: Ignite
  Issue Type: Improvement
  Components: sql
Reporter: Taras Ledkov
Assignee: Taras Ledkov


Change error & cancel logic on query execution.
*Error*
- propagated from source to downstream nodes.
- Always propagated to the RootNode;
- RootNode receive an error and cancel all execution tree.

*Cancel*
- propagated from downstream to source;
- any node may cancel its execution sub-tree;
- (technical details) to prevent race on Inbox creation Outbox resend Cancel 
message to Inbox.





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[jira] [Created] (IGNITE-13186) Commands for control.sh to manage properties at the distributed metastore

2020-06-25 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-13186:
-

 Summary: Commands for control.sh to manage properties at the 
distributed metastore
 Key: IGNITE-13186
 URL: https://issues.apache.org/jira/browse/IGNITE-13186
 Project: Ignite
  Issue Type: Improvement
  Components: sql
Affects Versions: 2.8.1
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.9


Now we store some properties (e.g. all properties of the 
{{DistributedSqlConfiguration}}) at the distributed metastore.

Now there is not way to change this properties for user.

*Proposed fix:*
adds command for {{CommandHandler}} to manage properties stored at the 
distibuted metastore. 



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[jira] [Created] (IGNITE-13183) Query timeout redesign

2020-06-25 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-13183:
-

 Summary: Query timeout redesign
 Key: IGNITE-13183
 URL: https://issues.apache.org/jira/browse/IGNITE-13183
 Project: Ignite
  Issue Type: Improvement
  Components: sql
Affects Versions: 2.8.1
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.9


*Motivation:*
Now the query timeout is set up for each node separately by the node 
configuration. This property isn't propagated for the all nodes of cluster. 
Also user cannot change / disable query timeout without restart all nodes of 
the cluster.

*Proposal fix:*
- Adds the default query timeout property to the 
{{DistributedSqlConfiguration}}. Use distributed metastore to store and manage 
the property.
- Deprecates the {{SqlConfiguration#defaultQueryTimeout}} property and use it 
to set up initial value of new property 
{{DistributedSqlConfiguration#defaultQueryTimeout}}
- Adds info about explicit query timeout to {{GridH2QueryRequest}} (boolean 
flag {{explicitTimeout=false}} by default). This is necessary so that the 
default timeout may be used for queries from old nodes.
- When query timeout is set to zero by old node ({{explicitTimeout=false}}) we 
assume this is the default value and use default timeout for this queries.




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[jira] [Created] (IGNITE-13179) Calcite integration. Fix traits at the IgniteLimit

2020-06-23 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-13179:
-

 Summary: Calcite integration. Fix traits at the IgniteLimit
 Key: IGNITE-13179
 URL: https://issues.apache.org/jira/browse/IGNITE-13179
 Project: Ignite
  Issue Type: Improvement
Reporter: Taras Ledkov
Assignee: Taras Ledkov


Current implementation of {{IgniteLimit}} doesn't  support distribution trait 
propagation.
Limit must require singleton distribution.

Now we cannot reproduce invalid behavior (see IGNITE-12819) and IgniteLimit 
isn't placed under the Exchange node.

Also Limit must be propogated (copied) under Exchange to reduce unnecessary 
fetches.



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[jira] [Created] (IGNITE-13154) Introduce aility to manage manage binary types by the users

2020-06-16 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-13154:
-

 Summary: Introduce aility to manage manage binary types by the 
users
 Key: IGNITE-13154
 URL: https://issues.apache.org/jira/browse/IGNITE-13154
 Project: Ignite
  Issue Type: Improvement
  Components: binary
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.9


We need a way to change schema (including unsupported changes, such as column 
type change) without cluster restart. This is for the case when all data 
associated with the binary type has been removed, so removing the old schema is 
safe.

Now users must stop the cluster and remove the folder with binary metadata 
manually.

The proposed way is to introduce internal API to manage binary types and public 
command line interface (via control.sh). That way one can remove a cache from 
the cluster, then unregister corresponding binary types, then launch a new 
version of an application that would register the new schema and reload the 
data.

*The current implementation has restrictions:*
- all cluster nodes must support remove type feature.
- the cluster must not contains data with type to remove.
- operation of the update type must not be launched on the cluster for the type 
to remove (operation examples: put into cache, BinaryObjectBuilder#build).
- client nodes process metadata operation asynchronously so type may be removed 
at the client after any delay after the remove type operation is completed.
- if the node that contains the old version of the type joins to the cluster 
where type was removed the type is propagated to cluster metadata (because 
metadata tombstone not supported).
- if the node that contains the old version of the type cannot join to the 
cluster where type was removed and then updated to the new version (because 
metadata versioned tombstone not supported).

So, user scenarios looks like:
# Be sure that all server nodes supports remove type feature.
# Remove caches contains the data with type to remove.
# Stops the client node with older version.
# Stops all operation with type to remove (don't create binary objects, don't 
run compute jobs with type to remove).
# Remove the type on the stable topology (and production destination topolog).
# Waits any delay (depends on the cluster size and clients count)
# Produce operations with new version of the type.

*Proposed command line interface*
New commands (all commands are _experimental_ ):
- {{--meta list}} prints info about all available binary types:
{{typeId=, typeName=, fields=, schemas=, 
isEnum=}}
- {{\-\-meta details (\-\- typeId | \-\-typeName )}} prints detailed 
info info about specified type. The type may be specified by type name or type 
ID.
output example:
{code}
typeId=0x1FBFBC0C (532659212)
typeName=TypeName1
Fields:
  name=fld3, type=long[], fieldId=0x2FFF95 (3145621)
  name=fld2, type=double, fieldId=0x2FFF94 (3145620)
  name=fld1, type=Date, fieldId=0x2FFF93 (3145619)
  name=fld0, type=int, fieldId=0x2FFF92 (3145618)
Schemas:
  schemaId=0x6C5CC179 (1818018169), fields=[fld0]
  schemaId=0x70E46431 (1894016049), fields=[fld0, fld1, fld2, fld3]
{code}
- {{\-\-meta remove (\-\- typeId | \-\-typeName ) [\-\-out 
]}} removes metadata for specified type form cluster and saves the 
removed metadata to the specified file. If the file name isn't specified the 
output file name is: {{.bin}}
The command requires confirmation.
*N.B.*: The all session of thin clients (ODBC, JDBC, thin client) are closed 
(to cleanup local cache of the binary metadata).
- {{\-\-meta update \-\-in ]}} update cluster metadata from 
specified file (file name is required)
The command requires confirmation.




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[jira] [Created] (IGNITE-13068) SQL: use cache.localSize instead of index scan to calculate row count statistic

2020-05-25 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-13068:
-

 Summary: SQL: use cache.localSize instead of index scan to 
calculate row count statistic 
 Key: IGNITE-13068
 URL: https://issues.apache.org/jira/browse/IGNITE-13068
 Project: Ignite
  Issue Type: Improvement
  Components: sql
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.9


The scan of index is slow on big data set on setup where disc i/o requires warm 
up.
This is the reason that restarting the node can take a long time.



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[jira] [Created] (IGNITE-12917) SQL: print warning log message when query's result is big

2020-04-20 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-12917:
-

 Summary: SQL: print warning log message when query's result is big
 Key: IGNITE-12917
 URL: https://issues.apache.org/jira/browse/IGNITE-12917
 Project: Ignite
  Issue Type: Task
  Components: sql
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.9


We have to track queries with big result set.
Print warning log message when query's result is bigger than threshold 
specified by JMX.



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[jira] [Created] (IGNITE-12903) Fix ML + SQL examples

2020-04-16 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-12903:
-

 Summary: Fix ML + SQL examples
 Key: IGNITE-12903
 URL: https://issues.apache.org/jira/browse/IGNITE-12903
 Project: Ignite
  Issue Type: Task
  Components: examples
Reporter: Taras Ledkov
Assignee: Taras Ledkov


The examples
{{DecisionTreeClassificationTrainerSQLInferenceExample}}
{{DecisionTreeClassificationTrainerSQLTableExample}}
are used CSVREAD function to initial load data into cluster.

Must be changed because this function is disabled by default



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[jira] [Created] (IGNITE-12887) Node stops on type mismatch error between index type and type of value from searched row

2020-04-10 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-12887:
-

 Summary: Node stops on type mismatch error between index type and 
type of value from searched row
 Key: IGNITE-12887
 URL: https://issues.apache.org/jira/browse/IGNITE-12887
 Project: Ignite
  Issue Type: Task
  Components: sql
Affects Versions: 2.8
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.8.1


Steps to reproduce:
1. Create table with value fields types: (INT, OTHER) and create indexes for 
the fields:
{code}
CREATE TABLE TEST (ID INT PRIMARY KEY, val_int INT, VAL_OBJ OTHER)
CREATE INDEX TEST_VAL_INT ON TEST(VAL_INT)
CREATE INDEX TEST_VAL_OBJ ON TEST(VAL_OBJ)
{code}

2. Add any data to the table:
{code}
INSERT INTO TEST VALUES (0, 0, ?)
{code}

3. Any of the query below crushes and node stops:
SELECT * FROM TEST WHERE VAL_OBJ < CURRENT_TIMESTAMP()
SELECT * FROM TEST WHERE VAL_INT < CURRENT_TIMESTAMP()


*Root cause*: all runtime exception inside {{Index.find}} is converted to 
{{CorruptedTreeException}} and stops the node,



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[jira] [Created] (IGNITE-12886) Introduce separate SQL configuration

2020-04-10 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-12886:
-

 Summary: Introduce separate SQL configuration
 Key: IGNITE-12886
 URL: https://issues.apache.org/jira/browse/IGNITE-12886
 Project: Ignite
  Issue Type: Task
  Components: sql
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.9


A lot of SQL-related configuration parameter are placed at the root of the 
{{IgniteConfiguration}}.
It would be better to move them to a separate configuration class, e.g. 
{{SqlConfiguration}}.

Thread on [Ignite developers 
list|http://apache-ignite-developers.2346864.n4.nabble.com/Introduce-separate-SQL-configuration-td46636.html]



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[jira] [Created] (IGNITE-12870) Fix test JdbcThinTransactionsLeaksMvccTest after connection manager refactoring

2020-04-07 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-12870:
-

 Summary: Fix test JdbcThinTransactionsLeaksMvccTest after 
connection manager refactoring
 Key: IGNITE-12870
 URL: https://issues.apache.org/jira/browse/IGNITE-12870
 Project: Ignite
  Issue Type: Test
  Components: sql
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.9


The test {{JdbcThinTransactionsLeaksMvccTest#testLeaks}} is broken by the patch 
IGNITE-12804. The method  {{detachedConnectionCount}} must be change to check 
used connection after connection manager refactoring.




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[jira] [Created] (IGNITE-12848) SQL: H2Connection leaks on INSERT

2020-03-31 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-12848:
-

 Summary: SQL: H2Connection leaks on INSERT
 Key: IGNITE-12848
 URL: https://issues.apache.org/jira/browse/IGNITE-12848
 Project: Ignite
  Issue Type: Bug
  Components: sql
Affects Versions: 2.8
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.8.1


H2 connection leaks on INSERT query when one row is inserted and not constant 
values are used:
e.g.:
{{INSERT INTO T VALUES(1, CURRENT_TIMESTAM());}}

*Root cause:*
Query cursor isn't closed at the IgniteH2Indexing#executeUpdateNonTransactional 
after {{DmlUtils#processSelectResult}}.



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[jira] [Created] (IGNITE-12804) SQL: ConnectionManager refactoring

2020-03-19 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-12804:
-

 Summary: SQL: ConnectionManager refactoring
 Key: IGNITE-12804
 URL: https://issues.apache.org/jira/browse/IGNITE-12804
 Project: Ignite
  Issue Type: Task
  Components: sql
Affects Versions: 2.8
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.9


As of now ConnectionManager is a mess, really hard to understand. We should 
refactor it.

AlsoThreadLocal connection is a root cause of complicated behavior of local 
queries & map queries.

I guess we have to use simple connection pool. 
For better performance several striped by Thread ID connection pools may be 
used.




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[jira] [Created] (IGNITE-12800) SQL: local queries cursors must be closed or full read to unlock the GridH2Table.

2020-03-18 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-12800:
-

 Summary: SQL: local queries cursors must be closed or full read to 
unlock the GridH2Table.
 Key: IGNITE-12800
 URL: https://issues.apache.org/jira/browse/IGNITE-12800
 Project: Ignite
  Issue Type: Bug
  Components: sql
Affects Versions: 2.8
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.9


*Root cause:* local queries cursors must be closed or full read to unlock the 
GridH2Table.

*Proposal fix:*
- modify {{H2ResultSetIterator}} to use "paged mode": iterator reads N records 
into internal buffer and unlock the tables (similar to {{MapQueryResult}}; 
later we have to refactor these classes. They must use one code base to fetch 
data and lok/unlock tables)
- modify the state logic of the {{QueryCursorImpl}} for lazy mode. Now the real 
query cancellation isn't called when result set is gathered. It is not valid 
for lazy mode.
- add wrapper for iterator at the {{RegisteredQueryCursor}} because the state 
of query isn't tracked when results are read via Iterator at the client code.
- fix tests that doesn't close query cursor for local queries.




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[jira] [Created] (IGNITE-12740) Supports feature flags on index meta pages

2020-03-03 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-12740:
-

 Summary: Supports feature flags on index meta pages
 Key: IGNITE-12740
 URL: https://issues.apache.org/jira/browse/IGNITE-12740
 Project: Ignite
  Issue Type: Task
  Components: sql
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.9


Some changes on indexing e.g. inl;ine java objects, unwrap PK columns and 
several planned features (change inline pojo format, inline DECIMAL fields etc) 
break backward compatibility.

We have to add metadata about index layout and format to index tree meta-page.



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[jira] [Created] (IGNITE-12717) SQL: indexing DB object creation refactoring

2020-02-26 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-12717:
-

 Summary: SQL: indexing DB object creation refactoring
 Key: IGNITE-12717
 URL: https://issues.apache.org/jira/browse/IGNITE-12717
 Project: Ignite
  Issue Type: Task
  Components: sql
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.9


Do refactoring children of the H2 IndexBase to simplify the H2 upgrade.



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[jira] [Created] (IGNITE-12590) MERGE INTO query is failing on Ignite client node

2020-01-28 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-12590:
-

 Summary: MERGE INTO query is failing on Ignite client node
 Key: IGNITE-12590
 URL: https://issues.apache.org/jira/browse/IGNITE-12590
 Project: Ignite
  Issue Type: Bug
  Components: sql
Affects Versions: 2.7
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.9


Precondition: server nodes (any amount), webconsole is running.

1. Create the table as following:

CREATE TABLE USERPUBSTATICDATA (BOOK VARCHAR, DESK VARCHAR, TRADERS VARCHAR, 
REGION VARCHAR, LOB VARCHAR, EXCLUDE VARCHAR, TRANSIT VARCHAR, 
MAPBOOKTOTHISBOOK VARCHAR, CONSTRAINT USERPUBSTATICDATA_PK PRIMARY KEY 
(BOOK,DESK)) WITH "template=replicated"

2. Execute merge into query:

MERGE INTO USERPUBSTATICDATA(BOOK, DESK, TRADERS, REGION, LOB, EXCLUDE, 
TRANSIT, MAPBOOKTOTHISBOOK) VALUES('CADOIS', 'FRT TOR', 'Robin Das/Dave 
Carlson', 'Toronto', 'FRT', null, null, 'CADOIS');

Step 2 is successfull on Web Console and called on IgniteCache from the server 
node, but fails when called from the Ignite client node with exception:
{code}
javax.cache.CacheException: Invalid column name in KEYS clause of MERGE - it 
may include only key and/or affinity columns: BOOK
{code}



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[jira] [Created] (IGNITE-12537) Util DbH2ServerStartup failed

2020-01-14 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-12537:
-

 Summary: Util DbH2ServerStartup failed
 Key: IGNITE-12537
 URL: https://issues.apache.org/jira/browse/IGNITE-12537
 Project: Ignite
  Issue Type: Bug
  Components: examples
Affects Versions: 2.7
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.8


{{DbH2ServerStartup}} fails with exception:

{code:java}Exception in thread "main" class org.apache.ignite.IgniteException: 
Failed to start database TCP server
at 
org.apache.ignite.examples.util.DbH2ServerStartup.main(DbH2ServerStartup.java:86)
Caused by: org.h2.jdbc.JdbcSQLNonTransientConnectionException: Database 
"mem:ExampleDb" not found, and IFEXISTS=true, so we cant auto-create it 
[90146-199]
at org.h2.message.DbException.getJdbcSQLException(DbException.java:617)
at org.h2.message.DbException.getJdbcSQLException(DbException.java:427)
at org.h2.message.DbException.get(DbException.java:205)
at org.h2.message.DbException.get(DbException.java:181)
at org.h2.engine.Engine.openSession(Engine.java:67)
at org.h2.engine.Engine.openSession(Engine.java:201)
at org.h2.engine.Engine.createSessionAndValidate(Engine.java:178)
at org.h2.engine.Engine.createSession(Engine.java:161)
at org.h2.server.TcpServerThread.run(TcpServerThread.java:160)
at java.lang.Thread.run(Thread.java:748)

at org.h2.message.DbException.getJdbcSQLException(DbException.java:617)
at org.h2.engine.SessionRemote.done(SessionRemote.java:607)
at org.h2.engine.SessionRemote.initTransfer(SessionRemote.java:143)
at org.h2.engine.SessionRemote.connectServer(SessionRemote.java:431)
at 
org.h2.engine.SessionRemote.connectEmbeddedOrServer(SessionRemote.java:317)
at org.h2.jdbc.JdbcConnection.(JdbcConnection.java:169)
at org.h2.jdbc.JdbcConnection.(JdbcConnection.java:148)
at org.h2.Driver.connect(Driver.java:69)
at 
org.h2.jdbcx.JdbcDataSource.getJdbcConnection(JdbcDataSource.java:189)
at org.h2.jdbcx.JdbcDataSource.getXAConnection(JdbcDataSource.java:352)
at 
org.h2.jdbcx.JdbcDataSource.getPooledConnection(JdbcDataSource.java:384)
at 
org.h2.jdbcx.JdbcConnectionPool.getConnectionNow(JdbcConnectionPool.java:234)
at 
org.h2.jdbcx.JdbcConnectionPool.getConnection(JdbcConnectionPool.java:199)
at 
org.apache.ignite.examples.util.DbH2ServerStartup.populateDatabase(DbH2ServerStartup.java:56)
at 
org.apache.ignite.examples.util.DbH2ServerStartup.main(DbH2ServerStartup.java:74){code}

This issue blocks all store examples



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[jira] [Created] (IGNITE-12536) Inconsistency between cache data and indexes when cache operation is interrupted

2020-01-14 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-12536:
-

 Summary: Inconsistency between cache data and indexes when cache 
operation is interrupted
 Key: IGNITE-12536
 URL: https://issues.apache.org/jira/browse/IGNITE-12536
 Project: Ignite
  Issue Type: Bug
  Components: sql
Affects Versions: 2.7
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.8


*Root cause:*
Inconsistency between cache and indexes happens when cache operation put/remove 
is interrupted (e.g. thread is interrupted). The cache operation is finished, 
GridH2Table#lock(boolean) }} is interrupted because {{Lock#lockInterruptibly is 
used.

*Possible fix:*
Use not interruptible lock for cache operation and interruptible lock for SQL 
operation.




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[jira] [Created] (IGNITE-12484) Fix issues related to client cache stop and SQL metadata retrieval

2019-12-23 Thread Taras Ledkov (Jira)
Taras Ledkov created IGNITE-12484:
-

 Summary: Fix issues related to client cache stop and SQL metadata 
retrieval
 Key: IGNITE-12484
 URL: https://issues.apache.org/jira/browse/IGNITE-12484
 Project: Ignite
  Issue Type: Bug
  Components: sql
Affects Versions: 2.7
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.8




After IGNITE-6173 the problem is appeared. We need to fix it by properly 
handling client cache stop. Main idea is that SQL schema metadata (tables, 
indexes, etc.) should not be removed on client cache.close().

But the implementation should be carefully designed as many factors should be 
taken into account, e.g. cache destroy, persistence, client reconnect and etc.



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[jira] [Created] (IGNITE-11910) JDBC v2: adds 'schema' to URL parameters, makes 'cache' parameter is optional fpr the most cases

2019-06-11 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-11910:
-

 Summary: JDBC v2: adds 'schema' to URL parameters, makes 'cache' 
parameter is optional fpr the most cases
 Key: IGNITE-11910
 URL: https://issues.apache.org/jira/browse/IGNITE-11910
 Project: Ignite
  Issue Type: Bug
  Components: jdbc
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.8


We have to do changes for the JDBC v2:
- makes 'cache' parameter is optional.
- add 'schema' parameter to URL.

When cache and schema parameters are not defined 'PUBLIC' schema is used.




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[jira] [Created] (IGNITE-11755) Memory leak H2 connections at the ConnectionManager#detachedConns

2019-04-16 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-11755:
-

 Summary: Memory leak H2 connections at the 
ConnectionManager#detachedConns
 Key: IGNITE-11755
 URL: https://issues.apache.org/jira/browse/IGNITE-11755
 Project: Ignite
  Issue Type: Bug
  Components: sql
Affects Versions: 2.7
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.8


{{ConnectionManager#detachedConns}} leaks on mvcc transnational SELECT.
Reproduce: 
1. CREATE TABLE with enabled MVCC
2. Do SELECTs.
3. Each query is executed at the new JDBC thin connection. A connection is 
closed after query.




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[jira] [Created] (IGNITE-11754) Memory leak on the GridCacheTxFinishSync#threadMap

2019-04-16 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-11754:
-

 Summary: Memory leak on the GridCacheTxFinishSync#threadMap
 Key: IGNITE-11754
 URL: https://issues.apache.org/jira/browse/IGNITE-11754
 Project: Ignite
  Issue Type: Bug
  Components: general, mvcc
Affects Versions: 2.7
Reporter: Taras Ledkov
 Fix For: 2.8


The {{GridCacheTxFinishSync#threadMap}} is not cleared when tx thread is 
terminated.
So, memory leak happens when transactions are executed inside new start/stopped 
threads.



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[jira] [Created] (IGNITE-11726) SQL: don't store default precision and scale in the QueryEntity for CHAR/VARCHAR and DECIMAL types

2019-04-11 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-11726:
-

 Summary: SQL: don't store default precision and scale in the 
QueryEntity for CHAR/VARCHAR and DECIMAL types
 Key: IGNITE-11726
 URL: https://issues.apache.org/jira/browse/IGNITE-11726
 Project: Ignite
  Issue Type: Improvement
  Components: sql
Affects Versions: 2.7
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.8


If table is created by SQL query, e.g.:
{{CREATE TABLE test (id INT, val_dec DECIMAL, val_char VARCHAR)}}
and CHAR/VARCHAR  and DECIMAL types are used with default precision (size for 
char/varchar) and scale the default precision and scale mustn't be passed into 
{{QueryEntity}} for created cache.

This is cause of compatibility problems.




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[jira] [Created] (IGNITE-11720) Document new SQL system view "COLUMNS"

2019-04-10 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-11720:
-

 Summary: Document new SQL system view "COLUMNS"
 Key: IGNITE-11720
 URL: https://issues.apache.org/jira/browse/IGNITE-11720
 Project: Ignite
  Issue Type: Task
  Components: documentation
Affects Versions: 2.7
Reporter: Taras Ledkov
 Fix For: 2.8


See the ticket IGNITE-11434 for list of view's columns.



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[jira] [Created] (IGNITE-11694) Add documentation for SqlFieldsQuery.updateBatchSize into thin clients docs

2019-04-07 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-11694:
-

 Summary: Add documentation for SqlFieldsQuery.updateBatchSize into 
thin clients docs
 Key: IGNITE-11694
 URL: https://issues.apache.org/jira/browse/IGNITE-11694
 Project: Ignite
  Issue Type: Task
  Components: documentation
Affects Versions: 2.7
Reporter: Taras Ledkov
 Fix For: 2.8


The property {{SqlFieldsQuery.updateBatchSize}} is introduced by the patch 
IGNITE-11499.

ODBC, thin JDBC, thin client documentation should be changed.





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[jira] [Created] (IGNITE-11693) Add support SqlFieldsQuery.updateBatchSize for ODBC client.

2019-04-07 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-11693:
-

 Summary: Add support SqlFieldsQuery.updateBatchSize for ODBC 
client.
 Key: IGNITE-11693
 URL: https://issues.apache.org/jira/browse/IGNITE-11693
 Project: Ignite
  Issue Type: Task
  Components: odbc
Affects Versions: 2.7
Reporter: Taras Ledkov
 Fix For: 2.8


Add support {{SqlFieldsQuery.updateBatchSize}} for ODBC client.
The property {{SqlFieldsQuery.updateBatchSize}} is introduced by the patch 
IGNITE-11499.



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[jira] [Created] (IGNITE-11692) Add support SqlFieldsQuery.updateBatchSize for thin client protocol and java thin client

2019-04-07 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-11692:
-

 Summary: Add support SqlFieldsQuery.updateBatchSize for thin 
client protocol and java thin client
 Key: IGNITE-11692
 URL: https://issues.apache.org/jira/browse/IGNITE-11692
 Project: Ignite
  Issue Type: Task
  Components: thin client
Affects Versions: 2.7
Reporter: Taras Ledkov
 Fix For: 2.8


Add support {{SqlFieldsQuery.updateBatchSize}} for thin client protocol and 
java thin client.
The property {{SqlFieldsQuery.updateBatchSize}} is introduced by the patch 
IGNITE-11499.



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[jira] [Created] (IGNITE-11656) The GridCacheMapEntry#lockEntry cannot be interrupted

2019-03-29 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-11656:
-

 Summary: The GridCacheMapEntry#lockEntry cannot be interrupted
 Key: IGNITE-11656
 URL: https://issues.apache.org/jira/browse/IGNITE-11656
 Project: Ignite
  Issue Type: Improvement
  Components: cache
Affects Versions: 2.7
Reporter: Taras Ledkov


Now the method {{GridCacheMapEntry#lockEntry}} use {{ReentrantLock#lock}} to 
lock the entry. So, when deadlock happens the locked threads cannot be 
interrupted by {{Thread.interrupt()}}. 

In this case a test and the grid cannot be stoped without kill the process.



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[jira] [Created] (IGNITE-11537) SQL: enchanced log mode for SQL queries

2019-03-13 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-11537:
-

 Summary: SQL: enchanced log mode for SQL queries
 Key: IGNITE-11537
 URL: https://issues.apache.org/jira/browse/IGNITE-11537
 Project: Ignite
  Issue Type: Task
Reporter: Taras Ledkov


Additional information about run queries are needed:
- log each query start execution on H2 engine includes local queries and map 
parts of distributed query (needs to monitoring node SQL pressure);
- EXPLAIN / ANALYZE for long running queries;
- ResultSet cardinality for long running queries (e.g. by threshold);

Enable / disable enhanced log mode may be managed by JMX, internal SQL command 
or other way.



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[jira] [Created] (IGNITE-11529) SQL: Deprecate SqlQuery for nodejs platform

2019-03-12 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-11529:
-

 Summary: SQL: Deprecate SqlQuery for nodejs platform
 Key: IGNITE-11529
 URL: https://issues.apache.org/jira/browse/IGNITE-11529
 Project: Ignite
  Issue Type: Task
  Components: platforms
Affects Versions: 2.7
Reporter: Taras Ledkov
 Fix For: 2.8


This API is very limited comparing to SqlFieldsQuery. Let's deprecate it with 
proper links to SqlFieldsQuery. This should be not only deprecation on public 
API, but removal from examples as well.

Parent ticket: IGNITE-11334
Ticket for documentation: IGNITE-11370




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[jira] [Created] (IGNITE-11528) SQL: Deprecate SqlQuery for python platform

2019-03-12 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-11528:
-

 Summary: SQL: Deprecate SqlQuery for python platform
 Key: IGNITE-11528
 URL: https://issues.apache.org/jira/browse/IGNITE-11528
 Project: Ignite
  Issue Type: Task
  Components: platforms
Affects Versions: 2.7
Reporter: Taras Ledkov
 Fix For: 2.8


This API is very limited comparing to SqlFieldsQuery. Let's deprecate it with 
proper links to SqlFieldsQuery. This should be not only deprecation on public 
API, but removal from examples as well.

Parent ticket: IGNITE-11334
Ticket for documentation: IGNITE-11370




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[jira] [Created] (IGNITE-11527) SQL: Deprecate SqlQuery for php platform

2019-03-12 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-11527:
-

 Summary: SQL: Deprecate SqlQuery for php platform
 Key: IGNITE-11527
 URL: https://issues.apache.org/jira/browse/IGNITE-11527
 Project: Ignite
  Issue Type: Task
  Components: platforms
Reporter: Taras Ledkov


This API is very limited comparing to SqlFieldsQuery. Let's deprecate it with 
proper links to SqlFieldsQuery. This should be not only deprecation on public 
API, but removal from examples as well.

Parent ticket: IGNITE-11334
Ticket for documentation: IGNITE-11370




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[jira] [Created] (IGNITE-11526) SQL: Deprecate SqlQuery for c++ platform

2019-03-12 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-11526:
-

 Summary: SQL: Deprecate SqlQuery for c++ platform
 Key: IGNITE-11526
 URL: https://issues.apache.org/jira/browse/IGNITE-11526
 Project: Ignite
  Issue Type: Task
  Components: platforms
Reporter: Taras Ledkov
 Fix For: 2.8


This API is very limited comparing to SqlFieldsQuery. Let's deprecate it with 
proper links to SqlFieldsQuery. This should be not only deprecation on public 
API, but removal from examples as well.

Parent ticket: IGNITE-11334
Ticket for documentation: IGNITE-11370




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[jira] [Created] (IGNITE-11525) SQL: Deprecate SqlQuery for .NET platform

2019-03-12 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-11525:
-

 Summary: SQL: Deprecate SqlQuery for .NET platform
 Key: IGNITE-11525
 URL: https://issues.apache.org/jira/browse/IGNITE-11525
 Project: Ignite
  Issue Type: Task
  Components: platforms
Reporter: Taras Ledkov


This API is very limited comparing to SqlFieldsQuery. Let's deprecate it with 
proper links to SqlFieldsQuery. This should be not only deprecation on public 
API, but removal from examples as well.

Parent ticket: IGNITE-11334
Ticket for documentation: IGNITE-11370



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[jira] [Created] (IGNITE-11473) SQL: check convert to ENUM type by functions CAST, CONVERT throws sane exception

2019-03-05 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-11473:
-

 Summary: SQL: check convert to ENUM type by functions CAST, 
CONVERT throws sane exception
 Key: IGNITE-11473
 URL: https://issues.apache.org/jira/browse/IGNITE-11473
 Project: Ignite
  Issue Type: Improvement
  Components: sql
Affects Versions: 2.7
Reporter: Taras Ledkov


CAST and CONVERT functions have the bug at the H2.
It is  fixed at H2 1.4.198.
We have to check that the functions throws sane  exception after H@ is upgraded.



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[jira] [Created] (IGNITE-11472) SQL: throw sane exception for unsupported features

2019-03-05 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-11472:
-

 Summary: SQL: throw sane exception for unsupported features
 Key: IGNITE-11472
 URL: https://issues.apache.org/jira/browse/IGNITE-11472
 Project: Ignite
  Issue Type: Improvement
  Components: sql
Affects Versions: 2.7
Reporter: Taras Ledkov



|| Feature || Issue || Comments ||
| WITH RECURSIVE | IGNITE-7664 |  can be fixed immediately |
| DEFAULT value in the INSERT / MERGE | IGNITE-7664 |  can be fixed immediately 
|
| MEMORY, TEMPORARY, HIDDEN table types for CREATE TABLE | IGNITE-7664 |  can 
be fixed immediately |
| FIRST column position for ALTER TABLE ADD COLUMN  | IGNITE-7664 |  can be 
fixed immediately |
| HELP / SHOW commands | IGNITE-7664 |  can be fixed immediately |
| GRANT / REVOKE commands | IGNITE-7664 |  can be fixed immediately |
| TIMESTAMP WITH TIME ZONE unsupported type |  IGNITE-7664 |  can be fixed 
immediately |
| ENUM unsupported type |  IGNITE-7664 | partially fixed, CAST and CONVERT 
function has the bug at the H2 fixed at 1.4.198 |
| MERGE USING |  IGNITE-11444  | cannot be fixed without patch to H2 |




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[jira] [Created] (IGNITE-11453) SQL: command to wotk with permission must thrown clear exception witn UNSUPPORTED error code

2019-02-28 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-11453:
-

 Summary: SQL: command to wotk with permission must thrown clear 
exception witn UNSUPPORTED error code
 Key: IGNITE-11453
 URL: https://issues.apache.org/jira/browse/IGNITE-11453
 Project: Ignite
  Issue Type: Improvement
  Components: sql
Affects Versions: 2.7
Reporter: Taras Ledkov
Assignee: Taras Ledkov


The command to work with permissions may produce confused error when Ignite 
used with specified name is created. 

These command must be disabled and throw exception witn UNSUPPORTED error code:
- GRANT / REVOKE  ON  TO ;
- GRANT / REVOKE  TO ;
- GRANT ALTER ANY SCHEMA ;




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[jira] [Created] (IGNITE-11450) SQL: HELP and SHOW commands must throw clear exception with UNSUPPORTED error code

2019-02-28 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-11450:
-

 Summary: SQL: HELP and SHOW commands must throw clear exception 
with UNSUPPORTED error code
 Key: IGNITE-11450
 URL: https://issues.apache.org/jira/browse/IGNITE-11450
 Project: Ignite
  Issue Type: Improvement
  Components: sql
Affects Versions: 2.7
Reporter: Taras Ledkov
Assignee: Taras Ledkov


SQL command  SHOW SCHEMAS / TABLES / COLUMNS don't work properly. They must 
throw exception with UNSUPPORTED error code.

SQL command HELP must be disabled and throw exception with UNSUPPORTED error 
code.



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[jira] [Created] (IGNITE-11444) SQL: MERGE USING throws unclear exception

2019-02-28 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-11444:
-

 Summary: SQL: MERGE USING throws unclear exception
 Key: IGNITE-11444
 URL: https://issues.apache.org/jira/browse/IGNITE-11444
 Project: Ignite
  Issue Type: Task
  Components: sql
Affects Versions: 2.7
Reporter: Taras Ledkov
Assignee: Taras Ledkov


The unsupported SQL statement MERGE USING throws unclear exception because H2 
uses internal _ROWID_ column at MERGE USING implementation. Ignite tables 
doesn't contain _ROWID_ column.
{code}
Caused by: org.h2.jdbc.JdbcSQLException: Column count does not match; SQL 
statement:
SELECT _ROWID_ FROM PARENT AS P WHERE (((P.ID = S.ID)
AND (1 = 1))
AND (S.ID = P.ID)) [21002-197]
at org.h2.message.DbException.getJdbcSQLException(DbException.java:357)
at org.h2.message.DbException.get(DbException.java:179)
at org.h2.message.DbException.get(DbException.java:155)
at org.h2.message.DbException.get(DbException.java:144)
at org.h2.command.dml.MergeUsing.prepare(MergeUsing.java:403)
at org.h2.command.Parser.prepareCommand(Parser.java:283)
at org.h2.engine.Session.prepareLocal(Session.java:611)
at org.h2.engine.Session.prepareCommand(Session.java:549)
at org.h2.jdbc.JdbcConnection.prepareCommand(JdbcConnection.java:1247)
at 
org.h2.jdbc.JdbcPreparedStatement.(JdbcPreparedStatement.java:76)
at org.h2.jdbc.JdbcConnection.prepareStatement(JdbcConnection.java:694)
at 
org.apache.ignite.internal.processors.query.h2.ConnectionManager.prepareStatementNoCache(ConnectionManager.java:363)
at 
org.apache.ignite.internal.processors.query.h2.QueryParser.parseH2(QueryParser.java:264)
{code}



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[jira] [Created] (IGNITE-11370) Doc: remove SqlQuery documentation

2019-02-20 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-11370:
-

 Summary: Doc: remove SqlQuery documentation
 Key: IGNITE-11370
 URL: https://issues.apache.org/jira/browse/IGNITE-11370
 Project: Ignite
  Issue Type: Task
  Components: documentation
Affects Versions: 2.7
Reporter: Taras Ledkov
Assignee: Artem Budnikov
 Fix For: 2.8


Please remove [SqlQuery 
section|https://apacheignite-sql.readme.io/docs/java-sql-api#section-sqlquery} 
from documentation.



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[jira] [Created] (IGNITE-11369) Remove H2 console form documentation

2019-02-20 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-11369:
-

 Summary: Remove H2 console form documentation
 Key: IGNITE-11369
 URL: https://issues.apache.org/jira/browse/IGNITE-11369
 Project: Ignite
  Issue Type: Task
  Components: documentation
Affects Versions: 2.7
Reporter: Taras Ledkov
 Fix For: 2.8


Please remove the [H2 
console|https://apacheignite-sql.readme.io/docs/performance-and-debugging#using-h2-debug-console]
 section from documentation.



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[jira] [Created] (IGNITE-11193) MVCC TX: the query with specified explicit patririons fails

2019-02-04 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-11193:
-

 Summary: MVCC TX: the query with specified explicit patririons 
fails
 Key: IGNITE-11193
 URL: https://issues.apache.org/jira/browse/IGNITE-11193
 Project: Ignite
  Issue Type: Bug
  Components: mvcc, sql
Affects Versions: 2.7
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.8


If the explicit partitions specified by {{SqlFieldsQuery#setPartitions}} are 
placed on the several nodes the query fails at the partition reservation 
({{GridDhtTxQueryEnlistFuture.checkPartitions}}) with error: "{{Cannot run 
update query. Node must own all the necessary partitions.}}"

*Root cause*: MVCC DML doesn't map the requests 
{{GridNearTxQueryEnlistRequest}}. Each node received the messages with all 
explicit partitions. 

*Proposal fix*: use the partitions/node mapping similar to SELECT queries. See 
more:
- {{GridH2QueryRequest#partitions}}
- {{ReducePartitionsSpecializer#ReducePartitionsSpecializer}}



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[jira] [Created] (IGNITE-11143) SQL: Warning about long query execution should be printed by timeout (now is printed after query finished)

2019-01-30 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-11143:
-

 Summary: SQL: Warning about long query execution should be printed 
by timeout (now is printed after query finished)
 Key: IGNITE-11143
 URL: https://issues.apache.org/jira/browse/IGNITE-11143
 Project: Ignite
  Issue Type: Bug
  Components: sql
Affects Versions: 2.7
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.8


Now the warning about the query execution time is too long is printed when the 
query is already finished. See {{IgniteH2Indexing#executeSqlQueryWithTimer}}. 

It looks strange: user has no information about really long query until it 
ends. In the worst case the info about infinite query is printed never.

The warning should be printed by timeout.
Additional info about query: lazy mode, distributed joins etc, should be 
printed with the warning.



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[jira] [Created] (IGNITE-11119) Test IgniteCacheQueryH2IndexingLeakTest#testLeaksInIgniteH2IndexingOnTerminatedThread is not stable

2019-01-29 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-9:
-

 Summary: Test 
IgniteCacheQueryH2IndexingLeakTest#testLeaksInIgniteH2IndexingOnTerminatedThread
 is not stable
 Key: IGNITE-9
 URL: https://issues.apache.org/jira/browse/IGNITE-9
 Project: Ignite
  Issue Type: Bug
Affects Versions: 2.7
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.8


The test 
{{IgniteCacheQueryH2IndexingLeakTest#testLeaksInIgniteH2IndexingOnTerminatedThread}}
 is not stable.
*Root cause:* the await period is too short.
Fix: decrease the test's cleanup timeout and increase await interval.



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[jira] [Created] (IGNITE-10864) JDK11: fix check jdk version at the ignite.bat

2019-01-09 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-10864:
-

 Summary: JDK11: fix check jdk version at the ignite.bat
 Key: IGNITE-10864
 URL: https://issues.apache.org/jira/browse/IGNITE-10864
 Project: Ignite
  Issue Type: Bug
Affects Versions: 2.7
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.8


THe JDK version check is invalid at the ignite.bat.
*Root cause:* trailing space at the parsed JDK version.



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[jira] [Created] (IGNITE-10781) Add supportion findNext for H2TreeIndex to use H2 optimization for DISTINCT

2018-12-21 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-10781:
-

 Summary: Add supportion findNext for H2TreeIndex to use H2 
optimization for DISTINCT
 Key: IGNITE-10781
 URL: https://issues.apache.org/jira/browse/IGNITE-10781
 Project: Ignite
  Issue Type: Improvement
  Components: sql
Affects Versions: 2.7
Reporter: Taras Ledkov


Now {{H2TreeIndex}} doesn't implement the method {{BaseIndex#findNext}}.

This method is used by H2 engine in the [optimization of the 
DISTINCT|https://www.h2database.com/javadoc/org/h2/engine/DbSettings.html#OPTIMIZE_DISTINCT].

To enable this optimization we have to implement the *findNext* method.
Also we have provide selectivity info for the distinct column, because the 
optimization is enabled only when column selectivity < 0,2 (and column 
selectivity isn't default).



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[jira] [Created] (IGNITE-10580) H2 connection and statements are reused invalid for local sql queries

2018-12-06 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-10580:
-

 Summary: H2 connection and statements are reused invalid for local 
sql queries
 Key: IGNITE-10580
 URL: https://issues.apache.org/jira/browse/IGNITE-10580
 Project: Ignite
  Issue Type: Bug
  Components: sql
Affects Versions: 2.7
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.8


The threadlocal connection & statement cache is used invalid for local queries.

Steps to reproduce:
# Open iterator for Query0
# In the same thread open one more iterator for Query1 (SQl statement must be 
equals to Query0 and doesn't contains query parameters)
# Fetch from the first iterator.
The exception {{The object is already closed [90007-197]}} will be thrown.



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[jira] [Created] (IGNITE-10224) JDBC thin: the statement must be removed from statements list when it is closed

2018-11-12 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-10224:
-

 Summary: JDBC thin: the statement must be removed from statements 
list when it is closed
 Key: IGNITE-10224
 URL: https://issues.apache.org/jira/browse/IGNITE-10224
 Project: Ignite
  Issue Type: Bug
  Components: jdbc
Affects Versions: 2.6
Reporter: Taras Ledkov


{{JdbcThinConnection}} collects opened statements in the {{stmts}} list to 
close they on disconnect. But statements are not removed from the list on 
close. It is cause memory leaks.

The statements must be removed from  the {{JdbcThinConnection#stmts}} list when 
{{JdbcThinStatement#close}} is called.



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[jira] [Created] (IGNITE-10132) TC: the thin client suites (PHP, nodejs etc) must contains log of the Ignite node

2018-11-02 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-10132:
-

 Summary: TC: the thin client suites (PHP, nodejs etc) must 
contains log of the Ignite node
 Key: IGNITE-10132
 URL: https://issues.apache.org/jira/browse/IGNITE-10132
 Project: Ignite
  Issue Type: Task
  Components: thin client
Reporter: Taras Ledkov
Assignee: Peter Ivanov


It will be great to add the Ignite node's log to a build artifact for thin 
clients tests suites.
It makes troubleshooting easier.
If there is another way to publish node's log that is more convenient please 
use it (I know nothing about it).

Test suites:
- Thin client: Node.js;
- Thin client: PHP;
- Thin client: Python.




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[jira] [Created] (IGNITE-9933) SQL: lazy mode isn't used on reduce step

2018-10-18 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-9933:


 Summary: SQL: lazy mode isn't used on reduce step
 Key: IGNITE-9933
 URL: https://issues.apache.org/jira/browse/IGNITE-9933
 Project: Ignite
  Issue Type: Improvement
  Components: sql
Affects Versions: 2.6
Reporter: Taras Ledkov
Assignee: Taras Ledkov


Lazy execution is introduced as default by IGNITE-9171.
But queries are executed lazy only in  map phase now.

So, we have introduce lazy query execution on reduce step when merge table is 
user to prevent waits for fetch all results on reduce step and excessive 
allocate memory.

It will be applicable for queries sorted by index.

Attention: when reduce query is executed in lazy mode the release remote 
resource and query cancellation must be changed.

See:
- {{GridReduceQueryExecutor#query}}
- {{GridReduceQueryExecutor#releaseRemoteResources}}




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[jira] [Created] (IGNITE-9814) JDK11: HadoopClassLoader#nativeLibraries fails because has invalid assumption for ClassLoader type

2018-10-08 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-9814:


 Summary: JDK11: HadoopClassLoader#nativeLibraries fails because 
has invalid assumption for ClassLoader type
 Key: IGNITE-9814
 URL: https://issues.apache.org/jira/browse/IGNITE-9814
 Project: Ignite
  Issue Type: Bug
  Components: hadoop
Affects Versions: 2.6
Reporter: Taras Ledkov
Assignee: Taras Ledkov


Error:
{code}
[2018-10-08 08:43:40,204][ERROR][main][IgniteKernal%grid_secondary] Exception 
during start processors, node will be stopped and close connections
java.lang.ClassCastException: class java.util.concurrent.ConcurrentHashMap 
cannot be cast to class java.util.Vector 
(java.util.concurrent.ConcurrentHashMap and java.util.Vector are in module 
java.base of loader 'bootstrap')
at 
org.apache.ignite.internal.processors.hadoop.HadoopClassLoader.nativeLibraries(HadoopClassLoader.java:270)
at 
org.apache.ignite.internal.processors.hadoop.HadoopClassLoader.initializeNativeLibraries0(HadoopClassLoader.java:216)
at 
org.apache.ignite.internal.processors.hadoop.HadoopClassLoader.initializeNativeLibraries(HadoopClassLoader.java:172)
at 
org.apache.ignite.internal.processors.hadoop.HadoopClassLoader.(HadoopClassLoader.java:141)
at 
org.apache.ignite.internal.processors.hadoop.HadoopHelperImpl.commonClassLoader(HadoopHelperImpl.java:78)
at 
org.apache.ignite.internal.processors.hadoop.jobtracker.HadoopJobTracker.start(HadoopJobTracker.java:163)
at 
org.apache.ignite.internal.processors.hadoop.HadoopProcessor.start(HadoopProcessor.java:90)
at 
org.apache.ignite.internal.IgniteKernal.startProcessor(IgniteKernal.java:1692)
at org.apache.ignite.internal.IgniteKernal.start(IgniteKernal.java:1022)
at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance.start0(IgnitionEx.java:2033)
at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance.start(IgnitionEx.java:1728)
at org.apache.ignite.internal.IgnitionEx.start0(IgnitionEx.java:1156)
at org.apache.ignite.internal.IgnitionEx.start(IgnitionEx.java:676)
at org.apache.ignite.internal.IgnitionEx.start(IgnitionEx.java:601)
at org.apache.ignite.Ignition.start(Ignition.java:323)
at 
org.apache.ignite.internal.processors.igfs.IgfsAbstractBaseSelfTest.startGridWithIgfs(IgfsAbstractBaseSelfTest.java:394)
at 
org.apache.ignite.internal.processors.hadoop.impl.igfs.Hadoop1DualAbstractTest.startUnderlying(Hadoop1DualAbstractTest.java:118)
at 
org.apache.ignite.internal.processors.hadoop.impl.igfs.Hadoop1DualAbstractTest.createSecondaryFileSystemStack(Hadoop1DualAbstractTest.java:84)
at 
org.apache.ignite.internal.processors.igfs.IgfsAbstractBaseSelfTest.beforeTestsStarted(IgfsAbstractBaseSelfTest.java:272)
at 
org.apache.ignite.testframework.junits.GridAbstractTest.setUp(GridAbstractTest.java:621)
at 
org.apache.ignite.testframework.junits.common.GridCommonAbstractTest.setUp(GridCommonAbstractTest.java:494)
at junit.framework.TestCase.runBare(TestCase.java:139)
at junit.framework.TestResult$1.protect(TestResult.java:122)
at junit.framework.TestResult.runProtected(TestResult.java:142)
at junit.framework.TestResult.run(TestResult.java:125)
at junit.framework.TestCase.run(TestCase.java:129)
at junit.framework.TestSuite.runTest(TestSuite.java:255)
at junit.framework.TestSuite.run(TestSuite.java:250)
at junit.framework.TestSuite.runTest(TestSuite.java:255)
{code}



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[jira] [Created] (IGNITE-9813) Unstablle behaviour in org.apache.ignite.internal.processors.query.GridQueryProcessor#processSchemaOperationLocal

2018-10-08 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-9813:


 Summary: Unstablle behaviour in 
org.apache.ignite.internal.processors.query.GridQueryProcessor#processSchemaOperationLocal
 
 Key: IGNITE-9813
 URL: https://issues.apache.org/jira/browse/IGNITE-9813
 Project: Ignite
  Issue Type: Bug
  Components: sql
Affects Versions: 2.6
Reporter: Taras Ledkov


The test 
{{DynamicColumnsAbstractConcurrentSelfTest#testDropColumnCoordinatorChange}} 
periodically fails with exception {{SchemaOperationException: cache not found}}
because we don't check the node state at the 
{{GridQueryProcessor#processSchemaOperationLocal}}. The node's stop must be 
checked here (e.g. by {{GridQueryProcessor#busyLock}}).



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[jira] [Created] (IGNITE-9791) Document: SQL query lazy mode is used by default

2018-10-04 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-9791:


 Summary: Document: SQL query lazy mode is used by default
 Key: IGNITE-9791
 URL: https://issues.apache.org/jira/browse/IGNITE-9791
 Project: Ignite
  Issue Type: Task
  Components: documentation, sql
Affects Versions: 2.6
Reporter: Taras Ledkov
Assignee: Artem Budnikov
 Fix For: 2.7


We need to document changes in 'lazy' mode SQL query execution:
- since Ignite 2.7 the lazy mode is ON by default and user should use explicit 
{{lazy=false}} to disable it.
- but for JDBC, ODBC drivers and thin clients with version less than 2.7 lazy 
mode is false by default because the the default value is kept on the client  
side too.




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[jira] [Created] (IGNITE-9781) JDK11: SSL handshake is failed

2018-10-03 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-9781:


 Summary: JDK11: SSL handshake is failed
 Key: IGNITE-9781
 URL: https://issues.apache.org/jira/browse/IGNITE-9781
 Project: Ignite
  Issue Type: Bug
Affects Versions: 2.6
 Environment: JDK11
Reporter: Taras Ledkov
 Fix For: 2.7


The problem is reproduced on JDK11 by the test 
{{GridNioSslSelfTest.testSimpleMessages}}
Error on the Ignite node
{code}
java.util.NoSuchElementException: No value present
at java.base/java.util.Optional.get(Optional.java:148)
at 
java.base/sun.security.ssl.ServerHello$T13ServerHelloProducer.produce(ServerHello.java:551)
at 
java.base/sun.security.ssl.SSLHandshake.produce(SSLHandshake.java:436)
at 
java.base/sun.security.ssl.ClientHello$T13ClientHelloConsumer.goServerHello(ClientHello.java:1189)
at 
java.base/sun.security.ssl.ClientHello$T13ClientHelloConsumer.consume(ClientHello.java:1125)
at 
java.base/sun.security.ssl.ClientHello$ClientHelloConsumer.onClientHello(ClientHello.java:831)
at 
java.base/sun.security.ssl.ClientHello$ClientHelloConsumer.consume(ClientHello.java:792)
at 
java.base/sun.security.ssl.SSLHandshake.consume(SSLHandshake.java:392)
at 
java.base/sun.security.ssl.HandshakeContext.dispatch(HandshakeContext.java:444)
at 
java.base/sun.security.ssl.SSLEngineImpl$DelegatedTask$DelegatedAction.run(SSLEngineImpl.java:1065)
at 
java.base/sun.security.ssl.SSLEngineImpl$DelegatedTask$DelegatedAction.run(SSLEngineImpl.java:1052)
at java.base/java.security.AccessController.doPrivileged(Native Method)
at 
java.base/sun.security.ssl.SSLEngineImpl$DelegatedTask.run(SSLEngineImpl.java:999)
at 
org.apache.ignite.internal.util.nio.ssl.GridNioSslHandler.runTasks(GridNioSslHandler.java:624)
at 
org.apache.ignite.internal.util.nio.ssl.GridNioSslHandler.handshake(GridNioSslHandler.java:243)
at 
org.apache.ignite.internal.util.nio.ssl.GridNioSslHandler.messageReceived(GridNioSslHandler.java:321)
at 
org.apache.ignite.internal.util.nio.ssl.GridNioSslFilter.onMessageReceived(GridNioSslFilter.java:330)
at 
org.apache.ignite.internal.util.nio.GridNioFilterAdapter.proceedMessageReceived(GridNioFilterAdapter.java:109)
at 
org.apache.ignite.internal.util.nio.GridNioServer$HeadFilter.onMessageReceived(GridNioServer.java:3547)
at 
org.apache.ignite.internal.util.nio.GridNioFilterChain.onMessageReceived(GridNioFilterChain.java:175)
at 
org.apache.ignite.internal.util.nio.GridNioServer$ByteBufferNioClientWorker.processRead(GridNioServer.java:1132)
at 
org.apache.ignite.internal.util.nio.GridNioServer$AbstractNioClientWorker.processSelectedKeysOptimized(GridNioServer.java:2386)
at 
org.apache.ignite.internal.util.nio.GridNioServer$AbstractNioClientWorker.bodyInternal(GridNioServer.java:2153)
at 
org.apache.ignite.internal.util.nio.GridNioServer$AbstractNioClientWorker.body(GridNioServer.java:1797)
at 
org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120)
at java.base/java.lang.Thread.run(Thread.java:834)
[2018-10-03 14:35:08,033][ERROR][grid-nio-worker-0-#42%nio-test-grid%][root] 
Closing NIO session because of unhandled exception.
class org.apache.ignite.internal.util.nio.GridNioException: No value present
at 
org.apache.ignite.internal.util.nio.GridNioServer$AbstractNioClientWorker.processSelectedKeysOptimized(GridNioServer.java:2412)
at 
org.apache.ignite.internal.util.nio.GridNioServer$AbstractNioClientWorker.bodyInternal(GridNioServer.java:2153)
at 
org.apache.ignite.internal.util.nio.GridNioServer$AbstractNioClientWorker.body(GridNioServer.java:1797)
at 
org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120)
at java.base/java.lang.Thread.run(Thread.java:834)
Caused by: java.util.NoSuchElementException: No value present
at java.base/java.util.Optional.get(Optional.java:148)
at 
java.base/sun.security.ssl.ServerHello$T13ServerHelloProducer.produce(ServerHello.java:551)
at 
java.base/sun.security.ssl.SSLHandshake.produce(SSLHandshake.java:436)
at 
java.base/sun.security.ssl.ClientHello$T13ClientHelloConsumer.goServerHello(ClientHello.java:1189)
at 
java.base/sun.security.ssl.ClientHello$T13ClientHelloConsumer.consume(ClientHello.java:1125)
at 
java.base/sun.security.ssl.ClientHello$ClientHelloConsumer.onClientHello(ClientHello.java:831)
at 
java.base/sun.security.ssl.ClientHello$ClientHelloConsumer.consume(ClientHello.java:792)
at 
java.base/sun.security.ssl.SSLHandshake.consume(SSLHandshake.java:392)
at 
java.base/sun.security.ssl.HandshakeContext.dispatch(HandshakeContext.java:444)
at 

[jira] [Created] (IGNITE-9728) JDK11: external class loader problem

2018-09-27 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-9728:


 Summary: JDK11: external class loader problem
 Key: IGNITE-9728
 URL: https://issues.apache.org/jira/browse/IGNITE-9728
 Project: Ignite
  Issue Type: Task
Affects Versions: 2.6
Reporter: Taras Ledkov
Assignee: Taras Ledkov


A lot of tests fail with {{ClassNotFoundException}} because external class 
loader set up incorrect.





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[jira] [Created] (IGNITE-9727) JDK9/10/11: ignite run script must be works with JDK9/10/11

2018-09-27 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-9727:


 Summary: JDK9/10/11: ignite run script must be works with 
JDK9/10/11
 Key: IGNITE-9727
 URL: https://issues.apache.org/jira/browse/IGNITE-9727
 Project: Ignite
  Issue Type: Task
Affects Versions: 2.6
Reporter: Taras Ledkov
Assignee: Taras Ledkov


{{ignite.sh/bat}} and other scripts must be works properly with JDK 9/10/11 
versions.



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[jira] [Created] (IGNITE-9687) JDK9: JTA tests failed

2018-09-25 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-9687:


 Summary: JDK9: JTA tests failed
 Key: IGNITE-9687
 URL: https://issues.apache.org/jira/browse/IGNITE-9687
 Project: Ignite
  Issue Type: Task
Affects Versions: 2.6
Reporter: Taras Ledkov
Assignee: Taras Ledkov


JTA tests fail on JDK9 with error:
{{java.lang.NoClassDefFoundError: javax/rmi/PortableRemoteObject}}
the option {{--add-modules java.se.ee}}
changes the error to:
{{java.lang.NoClassDefFoundError: javax/transaction/UserTransaction}}



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[jira] [Created] (IGNITE-9686) JDK9: pass JVM options to new process when start remote test node

2018-09-25 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-9686:


 Summary: JDK9: pass JVM options to new process when start remote 
test node
 Key: IGNITE-9686
 URL: https://issues.apache.org/jira/browse/IGNITE-9686
 Project: Ignite
  Issue Type: Task
Affects Versions: 2.6
Reporter: Taras Ledkov
Assignee: Taras Ledkov


The JVM options must be passed to new process when remote test node is started.
See {{GridAbstractTest#startRemoteGrid}}

Affects tests:
{code}
 IgniteHadoopFileSystemClientBasedOpenTest
{code}



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[jira] [Created] (IGNITE-9684) JDK9: pass JVM options to created process at HadoopCommandLineTest#createProcessBuilder

2018-09-25 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-9684:


 Summary: JDK9: pass JVM options to created process at 
HadoopCommandLineTest#createProcessBuilder
 Key: IGNITE-9684
 URL: https://issues.apache.org/jira/browse/IGNITE-9684
 Project: Ignite
  Issue Type: Task
Reporter: Taras Ledkov
Assignee: Taras Ledkov


To support JDK9 the JVM options must be passed to created process: 
see {{HadoopCommandLineTest#createProcessBuilder}}
Because lauched process fails with

IllegalAccessException: class org.apache.ignite.internal.util.GridUnsafe cannot 
access class jdk.internal.misc.SharedSecrets (in module java.base) because 
module java.base does not export jdk.internal.misc to unnamed module 




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[jira] [Created] (IGNITE-9670) JDK9: supports hadoop Ignite module

2018-09-24 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-9670:


 Summary: JDK9: supports hadoop Ignite module
 Key: IGNITE-9670
 URL: https://issues.apache.org/jira/browse/IGNITE-9670
 Project: Ignite
  Issue Type: Task
  Components: hadoop
Affects Versions: 2.6
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.7


# Hadoop processor doens't start with error: {{class 
org.apache.ignite.IgniteCheckedException: Java version 9 and above is not 
supported.}}
# Hadoop tests aren't run from IDEA because used classloaders chain is changed 
(related to IGNITE-8146).



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[jira] [Created] (IGNITE-9629) JDBCv2: JdbcThinResultSet must support types conversions

2018-09-18 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-9629:


 Summary: JDBCv2: JdbcThinResultSet must support types conversions
 Key: IGNITE-9629
 URL: https://issues.apache.org/jira/browse/IGNITE-9629
 Project: Ignite
  Issue Type: Bug
  Components: jdbc
Affects Versions: 2.6
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.7


Now {{JdbcResultSet}} doesn't support data types transformation.

e.g.: if the attribute type is SHORT
all the methods below must return valid value::
{{getByte, getShort, getInt, getLong, getFloat, getDouble, getBigDecimal, 
getBoolean, getString, getNString}}

See the table B-6 at the JDBC spec  (see also [8.9.5 and 
8.9.6|http://docs.oracle.com/javase/6/docs/technotes/guides/jdbc/getstart/mapping.html#996857]).





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[jira] [Created] (IGNITE-9616) SQL: Introduce H2 factory for holder of aggregate result

2018-09-17 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-9616:


 Summary: SQL: Introduce H2 factory for holder of aggregate result
 Key: IGNITE-9616
 URL: https://issues.apache.org/jira/browse/IGNITE-9616
 Project: Ignite
  Issue Type: Improvement
  Components: sql
Affects Versions: 2.6
Reporter: Taras Ledkov


H2 collects aggregate results at the simple HashMap (groups set and values set).
This causes an OOME error on large groups set and large group size with 
{{DISTINCT}}.

We have to introduce way to use our own implementation of the aggregate 
result's container.




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[jira] [Created] (IGNITE-9546) Document GROUP_CONCAT aggregate function

2018-09-11 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-9546:


 Summary: Document GROUP_CONCAT aggregate function
 Key: IGNITE-9546
 URL: https://issues.apache.org/jira/browse/IGNITE-9546
 Project: Ignite
  Issue Type: Task
  Components: sql
Affects Versions: 2.6
Reporter: Taras Ledkov
 Fix For: 2.7


We need to document GROUP_CONCAT aggregate function.
# Explain users that {{DISTINCT}} and {{ORDER BY}} is supported only for 
collocated {{GROUP BY}};
# String concatenation expressions are separated by {{||}} (not by comma as 
described at the 
[draft|https://dash.readme.io/project/apacheignite-sql/v2.6/docs/group_concat]);
 e.g.: {{GROUP_CONCAT(valueId || '=' || value SEPARATOR '; ')}}





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[jira] [Created] (IGNITE-9379) Ignite node hangs after OOM in a thread from thin client thread pool

2018-08-24 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-9379:


 Summary: Ignite node hangs after OOM in a thread from thin client 
thread pool
 Key: IGNITE-9379
 URL: https://issues.apache.org/jira/browse/IGNITE-9379
 Project: Ignite
  Issue Type: Bug
  Components: sql
Affects Versions: 2.6
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.7


OOM exception handler isn't set up for thin client thread pool.

The issue is described in details at the [dev 
list|http://apache-ignite-evelopers.2346864.n4.nabble.com/Binary-Client-Protocol-client-hangs-in-case-of-OOM-on-server-td34224.html].



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[jira] [Created] (IGNITE-9171) Use lazy mode with results pre-fetch

2018-08-02 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-9171:


 Summary: Use lazy mode with results pre-fetch
 Key: IGNITE-9171
 URL: https://issues.apache.org/jira/browse/IGNITE-9171
 Project: Ignite
  Issue Type: Improvement
  Components: sql
Affects Versions: 2.6
Reporter: Taras Ledkov
Assignee: Taras Ledkov


Current implementation of the {{lazy}} mode always starts separate thread for 
{{MapQueryLazyWorker}}. It  causes excessive overhead for requests that 
produces small results set.

We have to begin execute query at the {{QUERY_POOL}} thread pool and fetch 
first page of the results. In case results set is bigger than one page 
{{MapQueryLazyWorker}} is started and link with {{MapNodeResults}} to handle 
next pages lazy.



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[jira] [Created] (IGNITE-8541) Auth: username case sensitive/insensitive behavior is invalid

2018-05-21 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-8541:


 Summary: Auth: username case sensitive/insensitive behavior is 
invalid
 Key: IGNITE-8541
 URL: https://issues.apache.org/jira/browse/IGNITE-8541
 Project: Ignite
  Issue Type: Bug
  Components: jdbc, odbc, thin client
Affects Versions: 2.4
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.6


JDBC thin driver, ODBC driver and Java thin client doesn't support case 
insensitive behavior for user name when authentication is enabled.

The user name property already case insensitive.

The username property must be handled as the *scheme* parameter:
- quoted user name is case sensitive.
- nonquoted user name is not case sensitive.



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[jira] [Created] (IGNITE-8492) JDBC: Add a note about authentication for thin driver to docs

2018-05-15 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-8492:


 Summary: JDBC: Add a note about authentication for thin driver to 
docs
 Key: IGNITE-8492
 URL: https://issues.apache.org/jira/browse/IGNITE-8492
 Project: Ignite
  Issue Type: Task
  Components: documentation
Affects Versions: 2.4
Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.5


The authentication for thin client is not well documented.
Add documentation for JDBC thin driver



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[jira] [Created] (IGNITE-8444) Authentication: add documentation about user management SQL command and authentication feature

2018-05-07 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-8444:


 Summary: Authentication: add documentation about user management 
SQL command and authentication feature
 Key: IGNITE-8444
 URL: https://issues.apache.org/jira/browse/IGNITE-8444
 Project: Ignite
  Issue Type: Task
  Components: documentation
Affects Versions: 2.5
 Environment: Adds overview for authentication feature and 
documentation for SQL commands:
- CREATE USER
- ALTER USER
- DROP USER


Reporter: Taras Ledkov
Assignee: Taras Ledkov
 Fix For: 2.5






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[jira] [Created] (IGNITE-8356) Possible race at the discovery on the start node

2018-04-23 Thread Taras Ledkov (JIRA)
Taras Ledkov created IGNITE-8356:


 Summary: Possible race at the discovery on the start node
 Key: IGNITE-8356
 URL: https://issues.apache.org/jira/browse/IGNITE-8356
 Project: Ignite
  Issue Type: Bug
Affects Versions: 2.4
Reporter: Taras Ledkov
 Fix For: 2.6


The problem was discovered on the IGNITE-8355.

But root cause is the race on the start of the node discovery.



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