Markus Kemper created SQOOP-3175:
------------------------------------
Summary: Sqoop1 (import + --as-parquetfile) writes data to wrong
Hive table if same table name exists in Hive default database
Key: SQOOP-3175
URL: https://issues.apache.org/jira/browse/SQOOP-3175
Project: Sqoop
Issue Type: Bug
Reporter: Markus Kemper
Sqoop1 (import + --as-parquetfile) writes data to wrong Hive table if same
table name exists in Hive default database. The test case below demonstrates
this issue.
*Test Case*
{noformat}
########################################################################
# Issue: Data files written to the wrong table with Parquet
########################################################################
#################
# STEP 01 - Create Table and Data
#################
export MYCONN=jdbc:mysql://mysql.cloudera.com:3306/sqoop
export MYUSER=sqoop
export MYPSWD=cloudera
sqoop eval --connect $MYCONN --username $MYUSER --password $MYPSWD --query
"drop table t1"
sqoop eval --connect $MYCONN --username $MYUSER --password $MYPSWD --query
"create table t1 (c1 int, c2 date, c3 varchar(10))"
sqoop eval --connect $MYCONN --username $MYUSER --password $MYPSWD --query
"insert into t1 values (1, current_date, 'new row 1')"
sqoop eval --connect $MYCONN --username $MYUSER --password $MYPSWD --query
"select * from t1"
-----------------------------------------
| c1 | c2 | c3 |
-----------------------------------------
| 1 | 2017-04-22 | new row 1 |
-----------------------------------------
#################
# STEP 02 - Create HDFS Structures
#################
beeline -u jdbc:hive2:// -e "drop database db1 cascade; drop database db2
cascade; drop database db3 cascade;"
sudo -u hdfs hdfs dfs -rm -r /data/tmp
sudo -u hdfs hdfs dfs -rm -r /data/dbs
sudo -u hdfs hdfs dfs -mkdir -p /data/tmp
sudo -u hdfs hdfs dfs -chmod 777 /data/tmp
sudo -u hdfs hdfs dfs -mkdir -p /data/dbs
sudo -u hdfs hdfs dfs -chmod 777 /data/dbs
#################
# STEP 03 - Create Hive Databases
#################
beeline -u jdbc:hive2:// -e "create database db1 location '/data/dbs/db1';
create database db2 location '/data/dbs/db2';"
beeline -u jdbc:hive2:// -e "show databases; describe database default;
describe database db1; describe database db2;"
beeline -u jdbc:hive2:// -e "use default; show tables; use db1; show tables;
use db2; show tables;"
hdfs dfs -ls -R /user/hive/warehouse /data
+----------+------------------------+------------------------------------------+-------------+-------------+-------------+--+
| db_name | comment | location
| owner_name | owner_type | parameters |
+----------+------------------------+------------------------------------------+-------------+-------------+-------------+--+
| default | Default Hive database | hdfs://nameservice1/user/hive/warehouse
| public | ROLE | |
+----------+------------------------+------------------------------------------+-------------+-------------+-------------+--+
+----------+----------+-----------------------------------+-------------+-------------+-------------+--+
| db_name | comment | location | owner_name |
owner_type | parameters |
+----------+----------+-----------------------------------+-------------+-------------+-------------+--+
| db1 | | hdfs://nameservice1/data/dbs/db1 | root | USER
| |
+----------+----------+-----------------------------------+-------------+-------------+-------------+--+
+----------+----------+-----------------------------------+-------------+-------------+-------------+--+
| db_name | comment | location | owner_name |
owner_type | parameters |
+----------+----------+-----------------------------------+-------------+-------------+-------------+--+
| db2 | | hdfs://nameservice1/data/dbs/db2 | root | USER
| |
+----------+----------+-----------------------------------+-------------+-------------+-------------+--+
~~~~~
+-----------+--+
| tab_name |
+-----------+--+
+-----------+--+
+-----------+--+
| tab_name |
+-----------+--+
+-----------+--+
+-----------+--+
| tab_name |
+-----------+--+
+-----------+--+
~~~~~
drwxrwxrwx - root supergroup 0 2017-04-22 16:22 /data/dbs/db1
drwxrwxrwx - root supergroup 0 2017-04-22 16:22 /data/dbs/db2
#################
# STEP 04 - Import RDBMS Table, Create Hive Table in Database (default) and
Load Data (using --as-textfile)
#################
sqoop import --connect $MYCONN --username $MYUSER --password $MYPSWD --table t1
--target-dir /data/tmp/t1 --hive-import --hive-database default --hive-table t1
--as-textfile --num-mappers 1
hdfs dfs -ls -R /user/hive/warehouse
beeline -u jdbc:hive2:// -e "select * from default.t1;"
Output:
17/04/22 16:37:05 INFO mapreduce.ImportJobBase: Transferred 23 bytes in 22.6016
seconds (1.0176 bytes/sec)
17/04/22 16:37:05 INFO mapreduce.ImportJobBase: Retrieved 1 records.
~~~~~
drwxrwxrwt - root hive 0 2017-04-22 16:37 /user/hive/warehouse/t1
-rw-r--r-- 3 root supergroup 23 2017-04-22 16:37
/user/hive/warehouse/t1/part-m-00000
~~~~~
+--------+-------------+------------+--+
| t1.c1 | t1.c2 | t1.c3 |
+--------+-------------+------------+--+
| 1 | 2017-04-22 | new row 1 |
+--------+-------------+------------+--+
#################
# STEP 05 - Import RDBMS Table, Create Hive Table in Database (d1) and Load
Data (using --as-textfile)
#################
sqoop import --connect $MYCONN --username $MYUSER --password $MYPSWD --table t1
--target-dir /data/tmp/t1 --hive-import --hive-database db1 --hive-table t1
--as-textfile --num-mappers 1
hdfs dfs -ls -R /data/dbs/db1/t1
beeline -u jdbc:hive2:// -e "select * from default.t1; select * from db1.t1;"
Output:
17/04/22 16:39:49 INFO mapreduce.ImportJobBase: Transferred 23 bytes in 21.4485
seconds (1.0723 bytes/sec)
17/04/22 16:39:49 INFO mapreduce.ImportJobBase: Retrieved 1 records.
~~~~~
-rwxrwxrwx 3 root supergroup 23 2017-04-22 16:39
/data/dbs/db1/t1/part-m-00000
~~~~~
+--------+-------------+------------+--+
| t1.c1 | t1.c2 | t1.c3 |
+--------+-------------+------------+--+
| 1 | 2017-04-22 | new row 1 |
+--------+-------------+------------+--+
+--------+-------------+------------+--+
| t1.c1 | t1.c2 | t1.c3 |
+--------+-------------+------------+--+
| 1 | 2017-04-22 | new row 1 |
+--------+-------------+------------+--+
#################
# STEP 06 - Import RDBMS Table, Create Hive Table in Database (d2) and Load
Data (using --as-textfile)
#################
sqoop import --connect $MYCONN --username $MYUSER --password $MYPSWD --table t1
--target-dir /data/tmp/t1 --hive-import --hive-database db2 --hive-table t1
--as-textfile --num-mappers 1
hdfs dfs -ls -R /data/dbs/db2/t1
beeline -u jdbc:hive2:// -e "select * from default.t1; select * from db1.t1;
select * from db2.t1;"
Output:
17/04/22 16:42:18 INFO mapreduce.ImportJobBase: Transferred 23 bytes in 20.4574
seconds (1.1243 bytes/sec)
17/04/22 16:42:18 INFO mapreduce.ImportJobBase: Retrieved 1 records.
~~~~~
-rwxrwxrwx 3 root supergroup 23 2017-04-22 16:42
/data/dbs/db2/t1/part-m-00000
~~~~~
+--------+-------------+------------+--+
| t1.c1 | t1.c2 | t1.c3 |
+--------+-------------+------------+--+
| 1 | 2017-04-22 | new row 1 |
+--------+-------------+------------+--+
+--------+-------------+------------+--+
| t1.c1 | t1.c2 | t1.c3 |
+--------+-------------+------------+--+
| 1 | 2017-04-22 | new row 1 |
+--------+-------------+------------+--+
+--------+-------------+------------+--+
| t1.c1 | t1.c2 | t1.c3 |
+--------+-------------+------------+--+
| 1 | 2017-04-22 | new row 1 |
+--------+-------------+------------+--+
#################
# STEP 07 - Reset
#################
hdfs dfs -ls -R /user/hive/warehouse /data
beeline -u jdbc:hive2:// -e "use default; drop table t1; show tables; use db1;
drop table t1; show tables; use db2; drop table t1; show tables;"
hdfs dfs -ls -R /user/hive/warehouse /data
Output:
drwxrwxrwt - root hive 0 2017-04-22 16:37 /user/hive/warehouse/t1
-rw-r--r-- 3 root supergroup 23 2017-04-22 16:37
/user/hive/warehouse/t1/part-m-00000
drwxrwxrwx - hdfs supergroup 0 2017-04-22 16:22 /data/dbs
drwxrwxrwx - root supergroup 0 2017-04-22 16:39 /data/dbs/db1
drwxrwxrwx - root supergroup 0 2017-04-22 16:39 /data/dbs/db1/t1
-rwxrwxrwx 3 root supergroup 23 2017-04-22 16:39
/data/dbs/db1/t1/part-m-00000
drwxrwxrwx - root supergroup 0 2017-04-22 16:42 /data/dbs/db2
drwxrwxrwx - root supergroup 0 2017-04-22 16:42 /data/dbs/db2/t1
-rwxrwxrwx 3 root supergroup 23 2017-04-22 16:42
/data/dbs/db2/t1/part-m-00000
drwxrwxrwx - hdfs supergroup 0 2017-04-22 16:42 /data/tmp
~~~~~
+-----------+--+
| tab_name |
+-----------+--+
+-----------+--+
+-----------+--+
| tab_name |
+-----------+--+
+-----------+--+
+-----------+--+
| tab_name |
+-----------+--+
+-----------+--+
~~~~~
drwxrwxrwx - hdfs supergroup 0 2017-04-22 16:22 /data/dbs
drwxrwxrwx - root supergroup 0 2017-04-22 16:48 /data/dbs/db1
drwxrwxrwx - root supergroup 0 2017-04-22 16:48 /data/dbs/db2
drwxrwxrwx - root supergroup 0 2017-04-22 16:22 /data/dbs/db3
drwxrwxrwx - hdfs supergroup 0 2017-04-22 16:42 /data/tmp
#################
# STEP 08 - Import RDBMS Table, Create Hive Table in Database (default) and
Load Data (using --as-parquetfile)
#################
sqoop import --connect $MYCONN --username $MYUSER --password $MYPSWD --table t1
--target-dir /data/tmp/t1 --hive-import --hive-database default --hive-table t1
--as-parquetfile --num-mappers 1
hdfs dfs -ls -R /user/hive/warehouse /data
beeline -u jdbc:hive2:// -e "select * from default.t1;"
Output:
17/04/22 16:52:57 INFO mapreduce.ImportJobBase: Transferred 2.0303 KB in
38.6367 seconds (53.8089 bytes/sec)
17/04/22 16:52:57 INFO mapreduce.ImportJobBase: Retrieved 1 records.
~~~~~
drwxrwxrwt - root hive 0 2017-04-22 16:52 /user/hive/warehouse/t1
drwxr-xr-x - root hive 0 2017-04-22 16:52
/user/hive/warehouse/t1/.metadata
drwxr-xr-x - root hive 0 2017-04-22 16:52
/user/hive/warehouse/t1/.metadata/schemas
-rw-r--r-- 3 root hive 492 2017-04-22 16:52
/user/hive/warehouse/t1/.metadata/schemas/1.avsc
drwxr-xr-x - root hive 0 2017-04-22 16:52
/user/hive/warehouse/t1/.signals
-rw-r--r-- 3 root hive 0 2017-04-22 16:52
/user/hive/warehouse/t1/.signals/unbounded
-rw-r--r-- 3 root supergroup 806 2017-04-22 16:52
/user/hive/warehouse/t1/491185ac-b156-4bc8-aca1-0ccb3761bab7.parquet
drwxrwxrwx - hdfs supergroup 0 2017-04-22 16:22 /data/dbs
drwxrwxrwx - root supergroup 0 2017-04-22 16:48 /data/dbs/db1
drwxrwxrwx - root supergroup 0 2017-04-22 16:48 /data/dbs/db2
drwxrwxrwx - hdfs supergroup 0 2017-04-22 16:42 /data/tmp
~~~~~
+--------+----------------+------------+--+
| t1.c1 | t1.c2 | t1.c3 |
+--------+----------------+------------+--+
| 1 | 1492844400000 | new row 1 |
+--------+----------------+------------+--+
#################
# STEP 09 - Import RDBMS Table, Create Hive Table in Database (d1) and Load
Data (using --as-parquetfile)
#################
sqoop import --connect $MYCONN --username $MYUSER --password $MYPSWD --table t1
--target-dir /data/tmp/t1 --hive-import --hive-database db1 --hive-table t1
--as-parquetfile --num-mappers 1
hdfs dfs -ls -R /user/hive/warehouse /data
beeline -u jdbc:hive2:// -e "select * from default.t1; select * from db1.t1;"
Output:
17/04/22 16:55:37 INFO mapreduce.ImportJobBase: Transferred 2.0264 KB in
40.5875 seconds (51.1241 bytes/sec)
17/04/22 16:55:37 INFO mapreduce.ImportJobBase: Retrieved 1 records.
~~~~~
drwxrwxrwt - root hive 0 2017-04-22 16:55 /user/hive/warehouse/t1
drwxr-xr-x - root hive 0 2017-04-22 16:52
/user/hive/warehouse/t1/.metadata
drwxr-xr-x - root hive 0 2017-04-22 16:52
/user/hive/warehouse/t1/.metadata/schemas
-rw-r--r-- 3 root hive 492 2017-04-22 16:52
/user/hive/warehouse/t1/.metadata/schemas/1.avsc
drwxr-xr-x - root hive 0 2017-04-22 16:55
/user/hive/warehouse/t1/.signals
-rw-r--r-- 3 root hive 0 2017-04-22 16:55
/user/hive/warehouse/t1/.signals/unbounded
-rw-r--r-- 3 root supergroup 806 2017-04-22 16:52
/user/hive/warehouse/t1/491185ac-b156-4bc8-aca1-0ccb3761bab7.parquet
-rw-r--r-- 3 root supergroup 806 2017-04-22 16:55
/user/hive/warehouse/t1/626bc984-5331-47b9-90e2-f212556839eb.parquet
drwxrwxrwx - hdfs supergroup 0 2017-04-22 16:22 /data/dbs
drwxrwxrwx - root supergroup 0 2017-04-22 16:48 /data/dbs/db1
drwxrwxrwx - root supergroup 0 2017-04-22 16:48 /data/dbs/db2
drwxrwxrwx - hdfs supergroup 0 2017-04-22 16:42 /data/tmp
~~~~~
+--------+----------------+------------+--+
| t1.c1 | t1.c2 | t1.c3 |
+--------+----------------+------------+--+
| 1 | 1492844400000 | new row 1 |
| 1 | 1492844400000 | new row 1 | <=== should be in database db1
+--------+----------------+------------+--+
~~~~~
17/04/22 16:58:08 [main]: ERROR parse.SemanticAnalyzer:
org.apache.hadoop.hive.ql.parse.SemanticException: Line 1:14 Table not found
't1'
at
org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.getMetaData(SemanticAnalyzer.java:1517)
at
org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.getMetaData(SemanticAnalyzer.java:1467)
at
org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.genResolvedParseTree(SemanticAnalyzer.java:9987)
at
org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.analyzeInternal(SemanticAnalyzer.java:10038)
at
org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.analyzeInternal(SemanticAnalyzer.java:9923)
at
org.apache.hadoop.hive.ql.parse.BaseSemanticAnalyzer.analyze(BaseSemanticAnalyzer.java:223)
at org.apache.hadoop.hive.ql.Driver.compile(Driver.java:491)
at org.apache.hadoop.hive.ql.Driver.compileInternal(Driver.java:1277)
at org.apache.hadoop.hive.ql.Driver.compileAndRespond(Driver.java:1264)
at
org.apache.hive.service.cli.operation.SQLOperation.prepare(SQLOperation.java:186)
at
org.apache.hive.service.cli.operation.SQLOperation.runInternal(SQLOperation.java:267)
at
org.apache.hive.service.cli.operation.Operation.run(Operation.java:337)
at
org.apache.hive.service.cli.session.HiveSessionImpl.executeStatementInternal(HiveSessionImpl.java:439)
at
org.apache.hive.service.cli.session.HiveSessionImpl.executeStatementAsync(HiveSessionImpl.java:416)
at
org.apache.hive.service.cli.CLIService.executeStatementAsync(CLIService.java:282)
at
org.apache.hive.service.cli.thrift.ThriftCLIService.ExecuteStatement(ThriftCLIService.java:501)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at
org.apache.hive.jdbc.HiveConnection$SynchronizedHandler.invoke(HiveConnection.java:1299)
at com.sun.proxy.$Proxy25.ExecuteStatement(Unknown Source)
at org.apache.hive.jdbc.HiveStatement.execute(HiveStatement.java:246)
at org.apache.hive.beeline.Commands.executeInternal(Commands.java:990)
at org.apache.hive.beeline.Commands.execute(Commands.java:1192)
at org.apache.hive.beeline.Commands.sql(Commands.java:1106)
at org.apache.hive.beeline.BeeLine.dispatch(BeeLine.java:1169)
at org.apache.hive.beeline.BeeLine.initArgs(BeeLine.java:833)
at org.apache.hive.beeline.BeeLine.begin(BeeLine.java:891)
at
org.apache.hive.beeline.BeeLine.mainWithInputRedirection(BeeLine.java:511)
at org.apache.hive.beeline.BeeLine.main(BeeLine.java:494)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.apache.hadoop.util.RunJar.run(RunJar.java:221)
at org.apache.hadoop.util.RunJar.main(RunJar.java:136)
#################
# STEP 10 - Reset
#################
hdfs dfs -ls -R /user/hive/warehouse /data
beeline -u jdbc:hive2:// -e "use default; drop table t1; show tables; use db1;
drop table t1; show tables; use db2; drop table t1; show tables;"
hdfs dfs -ls -R /user/hive/warehouse /data
Output:
drwxrwxrwt - root hive 0 2017-04-22 16:55 /user/hive/warehouse/t1
drwxr-xr-x - root hive 0 2017-04-22 16:52
/user/hive/warehouse/t1/.metadata
drwxr-xr-x - root hive 0 2017-04-22 16:52
/user/hive/warehouse/t1/.metadata/schemas
-rw-r--r-- 3 root hive 492 2017-04-22 16:52
/user/hive/warehouse/t1/.metadata/schemas/1.avsc
drwxr-xr-x - root hive 0 2017-04-22 16:55
/user/hive/warehouse/t1/.signals
-rw-r--r-- 3 root hive 0 2017-04-22 16:55
/user/hive/warehouse/t1/.signals/unbounded
-rw-r--r-- 3 root supergroup 806 2017-04-22 16:52
/user/hive/warehouse/t1/491185ac-b156-4bc8-aca1-0ccb3761bab7.parquet
-rw-r--r-- 3 root supergroup 806 2017-04-22 16:55
/user/hive/warehouse/t1/626bc984-5331-47b9-90e2-f212556839eb.parquet
drwxrwxrwx - hdfs supergroup 0 2017-04-22 16:22 /data/dbs
drwxrwxrwx - root supergroup 0 2017-04-22 16:48 /data/dbs/db1
drwxrwxrwx - root supergroup 0 2017-04-22 16:48 /data/dbs/db2
drwxrwxrwx - hdfs supergroup 0 2017-04-22 16:42 /data/tmp
~~~~~
+-----------+--+
| tab_name |
+-----------+--+
+-----------+--+
+-----------+--+
| tab_name |
+-----------+--+
+-----------+--+
+-----------+--+
| tab_name |
+-----------+--+
+-----------+--+
~~~~~
drwxrwxrwx - hdfs supergroup 0 2017-04-22 16:22 /data/dbs
drwxrwxrwx - root supergroup 0 2017-04-22 16:48 /data/dbs/db1
drwxrwxrwx - root supergroup 0 2017-04-22 16:48 /data/dbs/db2
drwxrwxrwx - hdfs supergroup 0 2017-04-22 16:42 /data/tmp
#################
# STEP 11 - Import RDBMS Table, Create Hive Table in Database (d1) and Load
Data (using --as-parquetfile)
#################
sqoop import --connect $MYCONN --username $MYUSER --password $MYPSWD --table t1
--target-dir /data/tmp/t1 --hive-import --hive-database db1 --hive-table t1
--as-parquetfile --num-mappers 1
hdfs dfs -ls -R /user/hive/warehouse /data
beeline -u jdbc:hive2:// -e "select * from db1.t1;"
Output:
17/04/22 17:07:54 INFO mapreduce.ImportJobBase: Transferred 2.0264 KB in
41.2402 seconds (50.3149 bytes/sec)
17/04/22 17:07:54 INFO mapreduce.ImportJobBase: Retrieved 1 records.
~~~~~
drwxrwxrwx - hdfs supergroup 0 2017-04-22 16:22 /data/dbs
drwxrwxrwx - root supergroup 0 2017-04-22 17:07 /data/dbs/db1
drwxrwxrwx - root supergroup 0 2017-04-22 17:07 /data/dbs/db1/t1
drwxr-xr-x - root supergroup 0 2017-04-22 17:07
/data/dbs/db1/t1/.metadata
drwxr-xr-x - root supergroup 0 2017-04-22 17:07
/data/dbs/db1/t1/.metadata/schemas
-rw-r--r-- 3 root supergroup 492 2017-04-22 17:07
/data/dbs/db1/t1/.metadata/schemas/1.avsc
drwxr-xr-x - root supergroup 0 2017-04-22 17:07
/data/dbs/db1/t1/.signals
-rw-r--r-- 3 root supergroup 0 2017-04-22 17:07
/data/dbs/db1/t1/.signals/unbounded
-rw-r--r-- 3 root supergroup 806 2017-04-22 17:07
/data/dbs/db1/t1/726eb5ed-4c84-4b6c-a9aa-ebe410c519cb.parquet
drwxrwxrwx - root supergroup 0 2017-04-22 16:48 /data/dbs/db2
drwxrwxrwx - hdfs supergroup 0 2017-04-22 16:42 /data/tmp
~~~~~
+--------+----------------+------------+--+
| t1.c1 | t1.c2 | t1.c3 |
+--------+----------------+------------+--+
| 1 | 1492844400000 | new row 1 |
+--------+----------------+------------+--+
#################
# STEP 12 - Import RDBMS Table, Create Hive Table in Database (default) and
Load Data (using --as-parquetfile)
#################
sqoop import --connect $MYCONN --username $MYUSER --password $MYPSWD --table t1
--target-dir /data/tmp/t1 --hive-import --hive-database default --hive-table t1
--as-parquetfile --num-mappers 1
hdfs dfs -ls -R /user/hive/warehouse /data
beeline -u jdbc:hive2:// -e "select * from db1.t1; select * from default.t1;"
Output:
17/04/22 17:14:35 INFO mapreduce.ImportJobBase: Transferred 2.0303 KB in
50.7407 seconds (40.973 bytes/sec)
17/04/22 17:14:35 INFO mapreduce.ImportJobBase: Retrieved 1 records.
~~~~~
drwxrwxrwt - root hive 0 2017-04-22 17:14 /user/hive/warehouse/t1
drwxr-xr-x - root hive 0 2017-04-22 17:13
/user/hive/warehouse/t1/.metadata
drwxr-xr-x - root hive 0 2017-04-22 17:13
/user/hive/warehouse/t1/.metadata/schemas
-rw-r--r-- 3 root hive 492 2017-04-22 17:13
/user/hive/warehouse/t1/.metadata/schemas/1.avsc
drwxr-xr-x - root hive 0 2017-04-22 17:14
/user/hive/warehouse/t1/.signals
-rw-r--r-- 3 root hive 0 2017-04-22 17:14
/user/hive/warehouse/t1/.signals/unbounded
-rw-r--r-- 3 root supergroup 806 2017-04-22 17:14
/user/hive/warehouse/t1/a64f401a-74a1-4e87-a103-00a73415dcd0.parquet
drwxrwxrwx - hdfs supergroup 0 2017-04-22 16:22 /data/dbs
drwxrwxrwx - root supergroup 0 2017-04-22 17:07 /data/dbs/db1
drwxrwxrwx - root supergroup 0 2017-04-22 17:07 /data/dbs/db1/t1
drwxr-xr-x - root supergroup 0 2017-04-22 17:07
/data/dbs/db1/t1/.metadata
drwxr-xr-x - root supergroup 0 2017-04-22 17:07
/data/dbs/db1/t1/.metadata/schemas
-rw-r--r-- 3 root supergroup 492 2017-04-22 17:07
/data/dbs/db1/t1/.metadata/schemas/1.avsc
drwxr-xr-x - root supergroup 0 2017-04-22 17:07
/data/dbs/db1/t1/.signals
-rw-r--r-- 3 root supergroup 0 2017-04-22 17:07
/data/dbs/db1/t1/.signals/unbounded
-rw-r--r-- 3 root supergroup 806 2017-04-22 17:07
/data/dbs/db1/t1/726eb5ed-4c84-4b6c-a9aa-ebe410c519cb.parquet
drwxrwxrwx - root supergroup 0 2017-04-22 16:48 /data/dbs/db2
drwxrwxrwx - hdfs supergroup 0 2017-04-22 16:42 /data/tmp
~~~~~
+--------+----------------+------------+--+
| t1.c1 | t1.c2 | t1.c3 |
+--------+----------------+------------+--+
| 1 | 1492844400000 | new row 1 |
+--------+----------------+------------+--+
1 row selected (1.972 seconds)
OK
+--------+----------------+------------+--+
| t1.c1 | t1.c2 | t1.c3 |
+--------+----------------+------------+--+
| 1 | 1492844400000 | new row 1 |
+--------+----------------+------------+--+
#################
# STEP 13 - Import RDBMS Table, Create Hive Table in Database (d2) and Load
Data (using --as-parquetfile)
#################
sqoop import --connect $MYCONN --username $MYUSER --password $MYPSWD --table t1
--target-dir /data/tmp/t1 --hive-import --hive-database db2 --hive-table t1
--as-parquetfile --num-mappers 1
hdfs dfs -ls -R /user/hive/warehouse /data
beeline -u jdbc:hive2:// -e "select * from db2.t1; select * from db1.t1; select
* from default.t1;"
beeline -u jdbc:hive2:// -e "select * from db1.t1; select * from default.t1;"
Output:
17/04/22 17:17:47 INFO mapreduce.ImportJobBase: Transferred 2.0264 KB in
40.6876 seconds (50.9983 bytes/sec)
17/04/22 17:17:47 INFO mapreduce.ImportJobBase: Retrieved 1 records.
~~~~~
drwxrwxrwt - root hive 0 2017-04-22 17:17 /user/hive/warehouse/t1
drwxr-xr-x - root hive 0 2017-04-22 17:13
/user/hive/warehouse/t1/.metadata
drwxr-xr-x - root hive 0 2017-04-22 17:13
/user/hive/warehouse/t1/.metadata/schemas
-rw-r--r-- 3 root hive 492 2017-04-22 17:13
/user/hive/warehouse/t1/.metadata/schemas/1.avsc
drwxr-xr-x - root hive 0 2017-04-22 17:17
/user/hive/warehouse/t1/.signals
-rw-r--r-- 3 root hive 0 2017-04-22 17:17
/user/hive/warehouse/t1/.signals/unbounded
-rw-r--r-- 3 root supergroup 806 2017-04-22 17:14
/user/hive/warehouse/t1/a64f401a-74a1-4e87-a103-00a73415dcd0.parquet
-rw-r--r-- 3 root supergroup 806 2017-04-22 17:17
/user/hive/warehouse/t1/ebf04829-ac52-4175-9de7-445691b29788.parquet
drwxrwxrwx - hdfs supergroup 0 2017-04-22 16:22 /data/dbs
drwxrwxrwx - root supergroup 0 2017-04-22 17:07 /data/dbs/db1
drwxrwxrwx - root supergroup 0 2017-04-22 17:07 /data/dbs/db1/t1
drwxr-xr-x - root supergroup 0 2017-04-22 17:07
/data/dbs/db1/t1/.metadata
drwxr-xr-x - root supergroup 0 2017-04-22 17:07
/data/dbs/db1/t1/.metadata/schemas
-rw-r--r-- 3 root supergroup 492 2017-04-22 17:07
/data/dbs/db1/t1/.metadata/schemas/1.avsc
drwxr-xr-x - root supergroup 0 2017-04-22 17:07
/data/dbs/db1/t1/.signals
-rw-r--r-- 3 root supergroup 0 2017-04-22 17:07
/data/dbs/db1/t1/.signals/unbounded
-rw-r--r-- 3 root supergroup 806 2017-04-22 17:07
/data/dbs/db1/t1/726eb5ed-4c84-4b6c-a9aa-ebe410c519cb.parquet
drwxrwxrwx - root supergroup 0 2017-04-22 16:48 /data/dbs/db2
drwxrwxrwx - hdfs supergroup 0 2017-04-22 16:42 /data/tmp
~~~~~
17/04/22 17:20:02 [main]: ERROR parse.SemanticAnalyzer:
org.apache.hadoop.hive.ql.parse.SemanticException: Line 1:14 Table not found
't1'
at
org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.getMetaData(SemanticAnalyzer.java:1517)
at
org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.getMetaData(SemanticAnalyzer.java:1467)
at
org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.genResolvedParseTree(SemanticAnalyzer.java:9987)
at
org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.analyzeInternal(SemanticAnalyzer.java:10038)
at
org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.analyzeInternal(SemanticAnalyzer.java:9923)
at
org.apache.hadoop.hive.ql.parse.BaseSemanticAnalyzer.analyze(BaseSemanticAnalyzer.java:223)
at org.apache.hadoop.hive.ql.Driver.compile(Driver.java:491)
at org.apache.hadoop.hive.ql.Driver.compileInternal(Driver.java:1277)
at org.apache.hadoop.hive.ql.Driver.compileAndRespond(Driver.java:1264)
at
org.apache.hive.service.cli.operation.SQLOperation.prepare(SQLOperation.java:186)
at
org.apache.hive.service.cli.operation.SQLOperation.runInternal(SQLOperation.java:267)
at
org.apache.hive.service.cli.operation.Operation.run(Operation.java:337)
at
org.apache.hive.service.cli.session.HiveSessionImpl.executeStatementInternal(HiveSessionImpl.java:439)
at
org.apache.hive.service.cli.session.HiveSessionImpl.executeStatementAsync(HiveSessionImpl.java:416)
at
org.apache.hive.service.cli.CLIService.executeStatementAsync(CLIService.java:282)
at
org.apache.hive.service.cli.thrift.ThriftCLIService.ExecuteStatement(ThriftCLIService.java:501)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at
org.apache.hive.jdbc.HiveConnection$SynchronizedHandler.invoke(HiveConnection.java:1299)
at com.sun.proxy.$Proxy25.ExecuteStatement(Unknown Source)
at org.apache.hive.jdbc.HiveStatement.execute(HiveStatement.java:246)
at org.apache.hive.beeline.Commands.executeInternal(Commands.java:990)
at org.apache.hive.beeline.Commands.execute(Commands.java:1192)
at org.apache.hive.beeline.Commands.sql(Commands.java:1106)
at org.apache.hive.beeline.BeeLine.dispatch(BeeLine.java:1169)
at org.apache.hive.beeline.BeeLine.initArgs(BeeLine.java:833)
at org.apache.hive.beeline.BeeLine.begin(BeeLine.java:891)
at
org.apache.hive.beeline.BeeLine.mainWithInputRedirection(BeeLine.java:511)
at org.apache.hive.beeline.BeeLine.main(BeeLine.java:494)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.apache.hadoop.util.RunJar.run(RunJar.java:221)
at org.apache.hadoop.util.RunJar.main(RunJar.java:136)
~~~~~
+--------+----------------+------------+--+
| t1.c1 | t1.c2 | t1.c3 |
+--------+----------------+------------+--+
| 1 | 1492844400000 | new row 1 |
+--------+----------------+------------+--+
+--------+----------------+------------+--+
| t1.c1 | t1.c2 | t1.c3 |
+--------+----------------+------------+--+
| 1 | 1492844400000 | new row 1 |
| 1 | 1492844400000 | new row 1 | <=== should be in database db1
+--------+----------------+------------+--+
{noformat}
--
This message was sent by Atlassian JIRA
(v6.3.15#6346)
