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https://issues.apache.org/jira/browse/SQOOP-3159?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15943364#comment-15943364
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Anna Szonyi commented on SQOOP-3159:
------------------------------------
Thank you for your contribution Szabolcs!
Thanks,
Anna
> Sqoop (export + --table) with Oracle table_name having '$' fails with error
> (ORA-00942 or java.lang.NoClassDefFoundError)
> -------------------------------------------------------------------------------------------------------------------------
>
> Key: SQOOP-3159
> URL: https://issues.apache.org/jira/browse/SQOOP-3159
> Project: Sqoop
> Issue Type: Bug
> Reporter: Markus Kemper
> Assignee: Szabolcs Vasas
> Attachments: SQOOP-3159.patch
>
>
> Sqoop (export + --table) with Oracle table_name having '$' fails with error
> (ORA-00942 or java.lang.NoClassDefFoundError), see test case below.
> *Test Case*
> {noformat}
> #################
> # STEP 01 - Create Data
> #################
> export MYCONN=jdbc:oracle:thin:@oracle1.cloudera.com:1521/db11g;
> 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, 'some data')"
> sqoop eval --connect $MYCONN --username $MYUSER --password $MYPSWD --query
> "select * from t1"
> Output:
> -----------------------------------------------
> | C1 | C2 | C3 |
> -----------------------------------------------
> | 1 | 2017-03-21 13:30:02.0 | some data |
> -----------------------------------------------
> sqoop eval --connect $MYCONN --username $MYUSER --password $MYPSWD --query
> "drop table t\$1"
> sqoop eval --connect $MYCONN --username $MYUSER --password $MYPSWD --query
> "create table t\$1 (c1 int, c2 date, c3 varchar(10))"
> sqoop eval --connect $MYCONN --username $MYUSER --password $MYPSWD --query
> "insert into t\$1 values (1, current_date, 'some data')"
> sqoop eval --connect $MYCONN --username $MYUSER --password $MYPSWD --query
> "select * from t\$1"
> Output:
> -----------------------------------------------
> | C1 | C2 | C3 |
> -----------------------------------------------
> | 1 | 2017-03-21 13:31:18.0 | some data |
> -----------------------------------------------
> #################
> # STEP 02 - Import and Export without '$' (baseline)
> #################
> sqoop import --connect $MYCONN --username $MYUSER --password $MYPSWD --table
> "T1" --target-dir /user/root/t1 --delete-target-dir --num-mappers 1
> hdfs dfs -cat /user/root/t1/part*
> Output:
> 17/03/21 06:39:31 INFO mapreduce.ImportJobBase: Transferred 34 bytes in
> 21.6129 seconds (1.5731 bytes/sec)
> 17/03/21 06:39:31 INFO mapreduce.ImportJobBase: Retrieved 1 records.
> ~~~~~
> 1,2017-03-21 13:30:02.0,some data
> sqoop export --connect $MYCONN --username $MYUSER --password $MYPSWD --table
> T1 --export-dir /user/root/t1 --num-mappers 1
> sqoop eval --connect $MYCONN --username $MYUSER --password $MYPSWD --query
> "select * from t1"
> Output:
> 17/03/21 06:46:07 INFO mapreduce.ExportJobBase: Transferred 163 bytes in
> 21.4938 seconds (7.5836 bytes/sec)
> 17/03/21 06:46:07 INFO mapreduce.ExportJobBase: Exported 1 records.
> ~~~~~
> -----------------------------------------------
> | C1 | C2 | C3 |
> -----------------------------------------------
> | 1 | 2017-03-21 13:30:02.0 | some data |
> | 1 | 2017-03-21 13:30:02.0 | some data |
> -----------------------------------------------
> #################
> # STEP 03 - Export with '$' (--table T$1)
> #################
> sqoop export --connect $MYCONN --username $MYUSER --password $MYPSWD --table
> T$1 --export-dir /user/root/t1 --num-mappers 1
> Output:
> 17/03/21 06:49:28 INFO manager.SqlManager: Executing SQL statement: SELECT
> t.* FROM "T" t WHERE 1=0
> 17/03/21 06:49:28 ERROR manager.SqlManager: Error executing statement:
> java.sql.SQLSyntaxErrorException: ORA-00942: table or view does not exist
> #################
> # STEP 04 - Export with '$' (--table T\$1)
> #################
> sqoop export --connect $MYCONN --username $MYUSER --password $MYPSWD --table
> T\$1 --export-dir /user/root/t1 --num-mappers 1
> Output:
> 17/03/22 07:27:26 INFO manager.SqlManager: Executing SQL statement: SELECT
> t.* FROM "T$1" t WHERE 1=0
> 17/03/22 07:27:26 INFO orm.CompilationManager: HADOOP_MAPRED_HOME is
> /opt/cloudera/parcels/CDH/lib/hadoop-mapreduce
> 17/03/22 07:27:27 INFO mapreduce.ExportJobBase: Beginning export of T$1
> ~~~~
> 2017-03-22 07:27:54,215 WARN [main] org.apache.hadoop.mapred.YarnChild:
> Exception running child : java.lang.RuntimeException:
> java.lang.reflect.InvocationTargetException
> at
> org.apache.hadoop.util.ReflectionUtils.newInstance(ReflectionUtils.java:131)
> at
> org.apache.sqoop.mapreduce.TextExportMapper.setup(TextExportMapper.java:72)
> at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:142)
> at
> org.apache.sqoop.mapreduce.AutoProgressMapper.run(AutoProgressMapper.java:64)
> at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:787)
> at org.apache.hadoop.mapred.MapTask.run(MapTask.java:341)
> at org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:164)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:415)
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1714)
> at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:158)
> Caused by: java.lang.reflect.InvocationTargetException
> at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
> at
> sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)
> at
> sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
> at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
> at
> org.apache.hadoop.util.ReflectionUtils.newInstance(ReflectionUtils.java:129)
> ... 10 more
> Caused by: java.lang.NoClassDefFoundError: T$1$1
> at T$1.init0(T$1.java:43)
> at T$1.<init>(T$1.java:63)
> ... 15 more
> #################
> # STEP 05 - Export with '$' (--table "T$1")
> #################
> sqoop export --connect $MYCONN --username $MYUSER --password $MYPSWD --table
> "T$1" --export-dir /user/root/t1 --num-mappers 1
> Output:
> 17/03/21 06:50:17 INFO manager.SqlManager: Executing SQL statement: SELECT
> t.* FROM "T" t WHERE 1=0
> 17/03/21 06:50:17 ERROR manager.SqlManager: Error executing statement:
> java.sql.SQLSyntaxErrorException: ORA-00942: table or view does not exist
> #################
> # STEP 06 - Export with '$' (--table "T\$1")
> #################
> sqoop export --connect $MYCONN --username $MYUSER --password $MYPSWD --table
> "T\$1" --export-dir /user/root/t1 --num-mappers 1
> Output:
> 17/03/21 06:50:59 INFO manager.SqlManager: Executing SQL statement: SELECT
> t.* FROM "T$1" t WHERE 1=0
> 17/03/21 06:50:59 INFO orm.CompilationManager: HADOOP_MAPRED_HOME is
> /opt/cloudera/parcels/CDH/lib/hadoop-mapreduce
> 17/03/21 06:51:00 INFO orm.CompilationManager: Writing jar file:
> /tmp/sqoop-root/compile/f0d0532c88ac71406aa4114886b2f1b4/T$1.jar
> 17/03/21 06:51:00 INFO mapreduce.ExportJobBase: Beginning export of T$1
> ~~~~~
> 2017-03-21 06:51:20,213 WARN [main] org.apache.hadoop.mapred.YarnChild:
> Exception running child : java.lang.RuntimeException:
> java.lang.reflect.InvocationTargetException
> at
> org.apache.hadoop.util.ReflectionUtils.newInstance(ReflectionUtils.java:131)
> at
> org.apache.sqoop.mapreduce.TextExportMapper.setup(TextExportMapper.java:72)
> at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:142)
> at
> org.apache.sqoop.mapreduce.AutoProgressMapper.run(AutoProgressMapper.java:64)
> at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:787)
> at org.apache.hadoop.mapred.MapTask.run(MapTask.java:341)
> at org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:164)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:415)
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1714)
> at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:158)
> Caused by: java.lang.reflect.InvocationTargetException
> at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
> at
> sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)
> at
> sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
> at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
> at
> org.apache.hadoop.util.ReflectionUtils.newInstance(ReflectionUtils.java:129)
> ... 10 more
> Caused by: java.lang.NoClassDefFoundError: T$1$1
> at T$1.init0(T$1.java:43)
> at T$1.<init>(T$1.java:63)
> ... 15 more
> Caused by: java.lang.ClassNotFoundException: T$1$1
> at java.net.URLClassLoader$1.run(URLClassLoader.java:366)
> at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
> at java.security.AccessController.doPrivileged(Native Method)
> at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:425)
> at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:358)
> ... 17 more
> {noformat}
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