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From "Adil Kaleem (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (SQOOP-2402) Teradata CURRENT_TIMESTAMP handling for Incremental Import
Date Sun, 15 May 2016 08:04:12 GMT

    [ https://issues.apache.org/jira/browse/SQOOP-2402?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15283807#comment-15283807
] 

Adil Kaleem commented on SQOOP-2402:
------------------------------------

Sanjiv, did you get a workaround to this yet?

> Teradata CURRENT_TIMESTAMP handling for Incremental Import  
> ------------------------------------------------------------
>
>                 Key: SQOOP-2402
>                 URL: https://issues.apache.org/jira/browse/SQOOP-2402
>             Project: Sqoop
>          Issue Type: Bug
>          Components: connectors
>    Affects Versions: 1.4.5
>            Reporter: sanjiv singh
>
> Command  for incremental import : 
> sqoop import --connect jdbc:teradata://XXXXXXXX/Database=XXXXX  --driver com.teradata.jdbc.TeraDriver
--username XXXXX --password XXXXXX  --table Employee --target-dir /user/hive/incremental_emp_table
-m 1 --check-column LastUpdated --incremental lastmodified --last-value "2001-12-17 07:36:01.280000"
> Error I am getting  : 
> Warning: /usr/share/hadoop_echosystem/sqoop-1.4.5//../accumulo does not exist! Accumulo
imports will fail.
> Please set $ACCUMULO_HOME to the root of your Accumulo installation.
> Warning: /usr/share/hadoop_echosystem/sqoop-1.4.5//../zookeeper does not exist! Accumulo
imports will fail.
> Please set $ZOOKEEPER_HOME to the root of your Zookeeper installation.
> Note: /tmp/sqoop-cloud/compile/917cdf768aea5267d838a949502ed0d0/Employee.java uses or
overrides a deprecated API.
> Note: Recompile with -Xlint:deprecation for details.
> SLF4J: Class path contains multiple SLF4J bindings.
> SLF4J: Found binding in [jar:file:/usr/share/hadoop_echosystem/hadoop-2.6.0/share/hadoop/common/lib/slf4j-log4j12-1.7.5.jar!/org/slf4j/impl/StaticLoggerBinder.class]
> SLF4J: Found binding in [jar:file:/usr/share/hadoop_echosystem/hbase-0.96.1-hadoop2/lib/slf4j-log4j12-1.6.4.jar!/org/slf4j/impl/StaticLoggerBinder.class]
> SLF4J: Found binding in [jar:file:/usr/share/hadoop_echosystem/apache-hive-1.0.0-bin/lib/hive-jdbc-1.0.0-standalone.jar!/org/slf4j/impl/StaticLoggerBinder.class]
> SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an explanation.
> SLF4J: Actual binding is of type [org.slf4j.impl.Log4jLoggerFactory]
> 15/06/16 14:20:16 ERROR manager.SqlManager: SQL exception accessing current timestamp:
com.teradata.jdbc.jdbc_4.util.JDBCException: [Teradata Database] [TeraJDBC 14.10.00.26] [Error
3706] [SQLState 42000] Syntax error: expected something between '(' and ')'.
> com.teradata.jdbc.jdbc_4.util.JDBCException: [Teradata Database] [TeraJDBC 14.10.00.26]
[Error 3706] [SQLState 42000] Syntax error: expected something between '(' and ')'.
>     at com.teradata.jdbc.jdbc_4.util.ErrorFactory.makeDatabaseSQLException(ErrorFactory.java:307)
>     at com.teradata.jdbc.jdbc_4.statemachine.ReceiveInitSubState.action(ReceiveInitSubState.java:109)
>     at com.teradata.jdbc.jdbc_4.statemachine.StatementReceiveState.subStateMachine(StatementReceiveState.java:314)
>     at com.teradata.jdbc.jdbc_4.statemachine.StatementReceiveState.action(StatementReceiveState.java:202)
>     at com.teradata.jdbc.jdbc_4.statemachine.StatementController.runBody(StatementController.java:123)
>     at com.teradata.jdbc.jdbc_4.statemachine.StatementController.run(StatementController.java:114)
>     at com.teradata.jdbc.jdbc_4.TDStatement.executeStatement(TDStatement.java:384)
>     at com.teradata.jdbc.jdbc_4.TDStatement.executeStatement(TDStatement.java:326)
>     at com.teradata.jdbc.jdbc_4.TDStatement.doNonPrepExecuteQuery(TDStatement.java:314)
>     at com.teradata.jdbc.jdbc_4.TDStatement.executeQuery(TDStatement.java:1091)
>     at org.apache.sqoop.manager.SqlManager.getCurrentDbTimestamp(SqlManager.java:960)
>     at org.apache.sqoop.tool.ImportTool.initIncrementalConstraints(ImportTool.java:328)
>     at org.apache.sqoop.tool.ImportTool.importTable(ImportTool.java:488)
>     at org.apache.sqoop.tool.ImportTool.run(ImportTool.java:601)
>     at org.apache.sqoop.Sqoop.run(Sqoop.java:143)
>     at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)
>     at org.apache.sqoop.Sqoop.runSqoop(Sqoop.java:179)
>     at org.apache.sqoop.Sqoop.runTool(Sqoop.java:218)
>     at org.apache.sqoop.Sqoop.runTool(Sqoop.java:227)
>     at org.apache.sqoop.Sqoop.main(Sqoop.java:236)
> 15/06/16 14:20:16 ERROR tool.ImportTool: Encountered IOException running import job:
java.io.IOException: Could not get current time from database
>     at org.apache.sqoop.tool.ImportTool.initIncrementalConstraints(ImportTool.java:330)
>     at org.apache.sqoop.tool.ImportTool.importTable(ImportTool.java:488)
>     at org.apache.sqoop.tool.ImportTool.run(ImportTool.java:601)
>     at org.apache.sqoop.Sqoop.run(Sqoop.java:143)
>     at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)
>     at org.apache.sqoop.Sqoop.runSqoop(Sqoop.java:179)
>     at org.apache.sqoop.Sqoop.runTool(Sqoop.java:218)
>     at org.apache.sqoop.Sqoop.runTool(Sqoop.java:227)
>     at org.apache.sqoop.Sqoop.main(Sqoop.java:236)
> I have walked through implementation of method org.apache.sqoop.manager.SqlManager.getCurrentDbTimestamp()
>       protected String getCurTimestampQuery() {
>         return "SELECT CURRENT_TIMESTAMP()";
>       }
> SqlManager uses "SELECT CURRENT_TIMESTAMP();" to get current timestamp which is syntactically
incorrect.
> For teradata, It should be "SELECT CURRENT_TIMESTAMP;"



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