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From Benyi Wang <bewang.t...@gmail.com>
Subject Re: Sqoop hangs when import from Teradata
Date Wed, 18 Jun 2014 21:49:15 GMT
I tried --verbose before, and no any affect. I waited for it until the
error message is shown.


On Wed, Jun 18, 2014 at 2:01 PM, Abraham Elmahrek <abe@cloudera.com> wrote:

> Hey there,
>
> Glad every thing is working... and sorry it took so long. Did you add the
> --verbose flag to the beginning of the import statement? Or did you need to
> wait for the job to finish?
>
> -Abe
>
>
> On Wed, Jun 18, 2014 at 1:56 PM, Benyi Wang <bewang.tech@gmail.com> wrote:
>
>> It turns out that I have to provide "--split-by actionId". It took 53mins
>> to print out the exception in my system.
>>
>> 14/06/18 12:04:33 INFO teradata.TeradataManagerFactory: Loaded connector
>> factory for 'Cloudera Connector Powered by Teradata' on version 1.2c5
>> 14/06/18 12:04:33 INFO manager.SqlManager: Using default fetchSize of 1000
>> 14/06/18 12:04:33 INFO options.ExtraOptions: Parsing extra arguments
>> 14/06/18 12:04:33 INFO options.ExtraOptions: Loaded extra option for
>> batch size 1000
>> 14/06/18 12:04:33 INFO options.OptionsCompatibility: Checking options
>> compatibility
>> 14/06/18 12:04:35 INFO tool.CodeGenTool: Beginning code generation
>> 14/06/18 12:04:35 INFO teradata.TeradataManager: Converting table import
>> to query: SELECT * FROM "action"
>> 14/06/18 12:04:36 INFO orm.CompilationManager: HADOOP_MAPRED_HOME is
>> /opt/cloudera/parcels/CDH/lib/hadoop-mapreduce
>> Note:
>> /tmp/sqoop-bwang/compile/405654670de634debca58668abd0d1f4/action.java uses
>> or overrides a deprecated API.
>> Note: Recompile with -Xlint:deprecation for details.
>> 14/06/18 12:04:40 INFO orm.CompilationManager: Writing jar file:
>> /tmp/sqoop-bwang/compile/405654670de634debca58668abd0d1f4/action.jar
>> 14/06/18 12:04:40 INFO teradata.TeradataManager: Beginning Teradata table
>> based import
>> 14/06/18 12:57:25 ERROR sqoop.Sqoop: Got exception running Sqoop:
>> java.lang.RuntimeException: Table action does not have primary key. Please
>> use --split-by argument if applicable
>> java.lang.RuntimeException: Table action does not have primary key.
>> Please use --split-by argument if applicable
>>         at
>> com.cloudera.connector.teradata.TeradataManager.getPrimaryKey(TeradataManager.java:175)
>>         at
>> org.apache.sqoop.manager.SqlManager.getSplitColumn(SqlManager.java:546)
>>         at
>> com.cloudera.connector.teradata.TeradataManager.importTable(TeradataManager.java:273)
>>         at
>> org.apache.sqoop.tool.ImportTool.importTable(ImportTool.java:413)
>>         at org.apache.sqoop.tool.ImportTool.run(ImportTool.java:506)
>>         at org.apache.sqoop.Sqoop.run(Sqoop.java:147)
>>         at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)
>>         at org.apache.sqoop.Sqoop.runSqoop(Sqoop.java:183)
>>         at org.apache.sqoop.Sqoop.runTool(Sqoop.java:222)
>>         at org.apache.sqoop.Sqoop.runTool(Sqoop.java:231)
>>         at org.apache.sqoop.Sqoop.main(Sqoop.java:240)
>>
>>
>>
>> On Tue, Jun 17, 2014 at 6:09 PM, Benyi Wang <bewang.tech@gmail.com>
>> wrote:
>>
>>> I have trouble import Teradata table into HDFS:
>>>
>>>    1. Installed CDH using cloudera manager on CentOS 6.
>>>    2. Installed Sqoop-Teradata-Connector 1.2.5c5 using parcel.
>>>    3. Install Sqoop Client service, and deploy the configuration file.
>>>    4. Downloaded teradata jdbc driver v15.0.0.15 and v13.10.00.36, and
>>>    extracted the jars in ~/apps/terajdbc.
>>>    5. export
>>>    HADOOP_CLASSPATH=~/apps/terajdbc/terajdbc4.jar:~/apps/terajdbc/tdgssconfig.jar
>>>    6. sqoop import --connect jdbc:teradata://teraserver/DATABASE=MYDB
>>>    --username bewang -P --table action --num-mappers 1, then it just hangs
>>>    after creating jar. The table 'action' is pretty small, only 161 rows.
>>>
>>> 14/06/17 18:05:08 INFO orm.CompilationManager: Writing jar file:
>>> /tmp/sqoop-cloudera/compile/6c32f78ff095211b76e44a53cb3cdaef/action.jar
>>> 14/06/17 18:05:08 DEBUG orm.CompilationManager: Scanning for .class
>>> files in directory:
>>> /tmp/sqoop-cloudera/compile/6c32f78ff095211b76e44a53cb3cdaef
>>> 14/06/17 18:05:08 DEBUG orm.CompilationManager: Got classfile:
>>> /tmp/sqoop-cloudera/compile/6c32f78ff095211b76e44a53cb3cdaef/action.class
>>> -> action.class
>>> 14/06/17 18:05:08 DEBUG orm.CompilationManager: Finished writing jar
>>> file /tmp/sqoop-cloudera/compile/6c32f78ff095211b76e44a53cb3cdaef/action.jar
>>> 14/06/17 18:05:08 INFO teradata.TeradataManager: Beginning Teradata
>>> table based import
>>>
>>>    1. I could successfully run "sqoop eval" to dump the table without
>>>    problem.
>>>
>>> What's wrong with my method?
>>>
>>
>>
>

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