[jira] [Commented] (HIVE-6412) SMB join on Decimal columns causes cast exception in JoinUtil.computeKeys
[
https://issues.apache.org/jira/browse/HIVE-6412?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13911568#comment-13911568
]
Remus Rusanu commented on HIVE-6412:
I concur, this seems to no longer repro in current trunk.
SMB join on Decimal columns causes cast exception in JoinUtil.computeKeys
-
Key: HIVE-6412
URL: https://issues.apache.org/jira/browse/HIVE-6412
Project: Hive
Issue Type: Bug
Reporter: Remus Rusanu
Assignee: Xuefu Zhang
Priority: Critical
{code}
Caused by: java.lang.ClassCastException:
org.apache.hadoop.hive.serde2.io.HiveDecimalWritable cannot be cast to
org.apache.hadoop.hive.common.type.HiveDecimal
at
org.apache.hadoop.hive.serde2.objectinspector.primitive.JavaHiveDecimalObjectInspector.getPrimitiveWritableObject(JavaHiveDecimalObjectInspector.java:49)
at
org.apache.hadoop.hive.serde2.objectinspector.primitive.JavaHiveDecimalObjectInspector.getPrimitiveWritableObject(JavaHiveDecimalObjectInspector.java:27)
at
org.apache.hadoop.hive.serde2.objectinspector.ObjectInspectorUtils.copyToStandardObject(ObjectInspectorUtils.java:281)
at
org.apache.hadoop.hive.ql.exec.JoinUtil.computeKeys(JoinUtil.java:143)
at
org.apache.hadoop.hive.ql.exec.SMBMapJoinOperator$MergeQueue.next(SMBMapJoinOperator.java:809)
at
org.apache.hadoop.hive.ql.exec.SMBMapJoinOperator$MergeQueue.nextHive(SMBMapJoinOperator.java:771)
at
org.apache.hadoop.hive.ql.exec.SMBMapJoinOperator$MergeQueue.setupContext(SMBMapJoinOperator.java:710)
at
org.apache.hadoop.hive.ql.exec.SMBMapJoinOperator.setUpFetchContexts(SMBMapJoinOperator.java:538)
at
org.apache.hadoop.hive.ql.exec.SMBMapJoinOperator.processOp(SMBMapJoinOperator.java:248)
at org.apache.hadoop.hive.ql.exec.Operator.forward(Operator.java:790)
at
org.apache.hadoop.hive.ql.exec.TableScanOperator.processOp(TableScanOperator.java:92)
at org.apache.hadoop.hive.ql.exec.Operator.forward(Operator.java:790)
at
org.apache.hadoop.hive.ql.exec.MapOperator.process(MapOperator.java:524)
{code}
Repro:
{code}
create table vsmb_bucket_1(key decimal(9,0), value decimal(38,10))
CLUSTERED BY (key)
SORTED BY (key) INTO 1 BUCKETS
STORED AS ORC;
create table vsmb_bucket_2(key decimal(19,3), value decimal(28,0))
CLUSTERED BY (key)
SORTED BY (key) INTO 1 BUCKETS
STORED AS ORC;
insert into table vsmb_bucket_1
select cast(cint as decimal(9,0)) as key,
cast(cfloat as decimal(38,10)) as value
from alltypesorc limit 2;
insert into table vsmb_bucket_2
select cast(cint as decimal(19,3)) as key,
cast(cfloat as decimal(28,0)) as value
from alltypesorc limit 2;
set hive.optimize.bucketmapjoin = true;
set hive.optimize.bucketmapjoin.sortedmerge = true;
set hive.auto.convert.sortmerge.join.noconditionaltask = true;
set hive.input.format =
org.apache.hadoop.hive.ql.io.BucketizedHiveInputFormat;
explain
select /*+MAPJOIN(a)*/ * from vsmb_bucket_1 a join vsmb_bucket_2 b on a.key =
b.key;
select /*+MAPJOIN(a)*/ * from vsmb_bucket_1 a join vsmb_bucket_2 b on a.key =
b.key;
{code}
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[jira] [Commented] (HIVE-6412) SMB join on Decimal columns causes cast exception in JoinUtil.computeKeys
[
https://issues.apache.org/jira/browse/HIVE-6412?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13910779#comment-13910779
]
Xuefu Zhang commented on HIVE-6412:
---
I tried the queries in the latest trunk and wasn't able to reproduce the
problem. Presumably the problem is fixed. [~rusanu] Could you please verify?
SMB join on Decimal columns causes cast exception in JoinUtil.computeKeys
-
Key: HIVE-6412
URL: https://issues.apache.org/jira/browse/HIVE-6412
Project: Hive
Issue Type: Bug
Reporter: Remus Rusanu
Assignee: Xuefu Zhang
Priority: Critical
{code}
Caused by: java.lang.ClassCastException:
org.apache.hadoop.hive.serde2.io.HiveDecimalWritable cannot be cast to
org.apache.hadoop.hive.common.type.HiveDecimal
at
org.apache.hadoop.hive.serde2.objectinspector.primitive.JavaHiveDecimalObjectInspector.getPrimitiveWritableObject(JavaHiveDecimalObjectInspector.java:49)
at
org.apache.hadoop.hive.serde2.objectinspector.primitive.JavaHiveDecimalObjectInspector.getPrimitiveWritableObject(JavaHiveDecimalObjectInspector.java:27)
at
org.apache.hadoop.hive.serde2.objectinspector.ObjectInspectorUtils.copyToStandardObject(ObjectInspectorUtils.java:281)
at
org.apache.hadoop.hive.ql.exec.JoinUtil.computeKeys(JoinUtil.java:143)
at
org.apache.hadoop.hive.ql.exec.SMBMapJoinOperator$MergeQueue.next(SMBMapJoinOperator.java:809)
at
org.apache.hadoop.hive.ql.exec.SMBMapJoinOperator$MergeQueue.nextHive(SMBMapJoinOperator.java:771)
at
org.apache.hadoop.hive.ql.exec.SMBMapJoinOperator$MergeQueue.setupContext(SMBMapJoinOperator.java:710)
at
org.apache.hadoop.hive.ql.exec.SMBMapJoinOperator.setUpFetchContexts(SMBMapJoinOperator.java:538)
at
org.apache.hadoop.hive.ql.exec.SMBMapJoinOperator.processOp(SMBMapJoinOperator.java:248)
at org.apache.hadoop.hive.ql.exec.Operator.forward(Operator.java:790)
at
org.apache.hadoop.hive.ql.exec.TableScanOperator.processOp(TableScanOperator.java:92)
at org.apache.hadoop.hive.ql.exec.Operator.forward(Operator.java:790)
at
org.apache.hadoop.hive.ql.exec.MapOperator.process(MapOperator.java:524)
{code}
Repro:
{code}
create table vsmb_bucket_1(key decimal(9,0), value decimal(38,10))
CLUSTERED BY (key)
SORTED BY (key) INTO 1 BUCKETS
STORED AS ORC;
create table vsmb_bucket_2(key decimal(19,3), value decimal(28,0))
CLUSTERED BY (key)
SORTED BY (key) INTO 1 BUCKETS
STORED AS ORC;
insert into table vsmb_bucket_1
select cast(cint as decimal(9,0)) as key,
cast(cfloat as decimal(38,10)) as value
from alltypesorc limit 2;
insert into table vsmb_bucket_2
select cast(cint as decimal(19,3)) as key,
cast(cfloat as decimal(28,0)) as value
from alltypesorc limit 2;
set hive.optimize.bucketmapjoin = true;
set hive.optimize.bucketmapjoin.sortedmerge = true;
set hive.auto.convert.sortmerge.join.noconditionaltask = true;
set hive.input.format =
org.apache.hadoop.hive.ql.io.BucketizedHiveInputFormat;
explain
select /*+MAPJOIN(a)*/ * from vsmb_bucket_1 a join vsmb_bucket_2 b on a.key =
b.key;
select /*+MAPJOIN(a)*/ * from vsmb_bucket_1 a join vsmb_bucket_2 b on a.key =
b.key;
{code}
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