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Posted to user@sqoop.apache.org by Jarek Jarcec Cecho <ja...@apache.org> on 2013/05/24 09:53:07 UTC
Re: Export in free form And Mixed update/insertj
Hi YouPeng,
I'm glad to hear that the upsert mode has started working for you!
Jarcec
On Fri, May 24, 2013 at 01:06:41PM +0800, YouPeng Yang wrote:
> Hi Jarek Jarcec Cecho
>
> Thanks for your response.
>
> I am sorry that the failed job because of the oraoop plugin which I add
> before. Anyways I post the command and the log[1].
>
> The mixed update/insert job succeeds when I adopt the pure sqoop . Thanks
> a lot.
>
>
>
>
> [1]---------------------------------------------------------------------------------------------------
> [hadoop@Hadoop01 ~]$ /home/sqoop-1.4.1-cdh4.1.2/bin/sqoop export --connect
> jdbc:oracle:thin:@10.167.14.225:1521:wxoss --username XUJINGYU --password
> 123456 --export-dir sqoop/CMTSIFTABLE/201305131241 --table
> XUJINGYU.CMTSIFTABLE --fields-terminated-by "|" --columns
> IFID,DEVICEID,IFDESC,IFINDEX,IFTYPE,IFSPEED,IFALIAS,IFNAME --update-key
> IFID,DEVICEID --update-key IFID,CMTSID --update-mode allowinsert
> Warning: /usr/lib/hbase does not exist! HBase imports will fail.
> Please set $HBASE_HOME to the root of your HBase installation.
> 13/05/24 12:58:55 WARN tool.BaseSqoopTool: Setting your password on the
> command-line is insecure. Consider using -P instead.
> 13/05/24 12:58:56 INFO manager.SqlManager: Using default fetchSize of 1000
> 13/05/24 12:58:57 INFO oraoop.OraOopOracleQueries: Current schema is:
> XUJINGYU
> 13/05/24 12:58:57 INFO oraoop.OraOopManagerFactory:
> ***********************************************************************
> *** Using Queståº Data Connector for Oracle and Hadoop 1.6.0-cdh4-20 ***
> *** Copyright 2012 Quest Software, Inc. ***
> *** ALL RIGHTS RESERVED. ***
> ***********************************************************************
> 13/05/24 12:58:57 WARN oraoop.OraOopManagerFactory:
> *****************************************************************************************************************************
> The table "XUJINGYU"."CMTSIFTABLE" does not have a valid index on the
> column(s) IFID,DEVICEID.
> As a consequence, this export may take a long time to complete.
> If performance is unacceptable, consider reattempting this job after
> creating an index on this table via the SQL...
> create index <index_name> on "XUJINGYU"."CMTSIFTABLE"(IFID,DEVICEID);
> *****************************************************************************************************************************
> 13/05/24 12:58:57 INFO oraoop.OraOopManagerFactory: Oracle Database
> version: Oracle Database 10g Enterprise Edition Release 10.2.0.1.0 - 64bi
> 13/05/24 12:58:57 INFO oraoop.OraOopManagerFactory: This Oracle database is
> not a RAC.
> 13/05/24 12:58:57 WARN conf.Configuration: mapred.map.max.attempts is
> deprecated. Instead, use mapreduce.map.maxattempts
> 13/05/24 12:58:57 INFO manager.SqlManager: Executing SQL statement: SELECT
> IFID,DEVICEID,IFDESC,IFINDEX,IFTYPE,IFSPEED,IFNAME,IFALIAS FROM
> XUJINGYU.CMTSIFTABLE WHERE 1=0
> 13/05/24 12:58:57 INFO tool.CodeGenTool: Beginning code generation
> 13/05/24 12:58:57 INFO manager.SqlManager: Executing SQL statement: SELECT
> "IFID","DEVICEID","IFDESC","IFINDEX","IFTYPE","IFSPEED","IFNAME","IFALIAS"
> FROM XUJINGYU.CMTSIFTABLE WHERE 0=1
> 13/05/24 12:58:57 INFO orm.CompilationManager: HADOOP_HOME is
> /usr/local/hadoop
> Note:
> /tmp/sqoop-hadoop/compile/7f64b56b53b34f3fe3d6eab03a5255ae/XUJINGYU_CMTSIFTABLE.java
> uses or overrides a deprecated API.
> Note: Recompile with -Xlint:deprecation for details.
> 13/05/24 12:58:59 INFO orm.CompilationManager: Writing jar file:
> /tmp/sqoop-hadoop/compile/7f64b56b53b34f3fe3d6eab03a5255ae/XUJINGYU.CMTSIFTABLE.jar
> 13/05/24 12:58:59 ERROR tool.ExportTool: Error during export: Mixed
> update/insert is not supported against the target database yet
>
>
>
>
>
>
>
> 2013/5/23 Jarek Jarcec Cecho <ja...@apache.org>
>
> > Hi YouPeng,
> > Sqoop's Oracle connector do supports upsert mode [1]. Would you mind
> > sharing with us entire Sqoop command line and log generated with parameter
> > --verbose?
> >
> > Jarcec
> >
> > Links:
> > 1:
> > https://github.com/apache/sqoop/blob/trunk/src/java/org/apache/sqoop/manager/OracleManager.java#L401
> >
> > On Wed, May 22, 2013 at 06:20:06PM +0800, YouPeng Yang wrote:
> > > Hi Jarek Jarcec Cecho
> > >
> > > I also have found the tip. Thank you.
> > >
> > > Here comes another question.
> > >
> > > I find that sqoop-1.4 support one to update rows if they exist in
> > the
> > > database already or insert rows if they do not exist yet by using
> > > --update-key <col-name> --update-mode <mode>.
> > >
> > > However, I got the error when I tried it:
> > > ERROR tool.ExportTool: Error during export: Mixed update/insert is not
> > > supported against the target database yet
> > >
> > > Note: the database is oracle.
> > >
> > > 1.Does it only supports the MySQL,but I found nothing that hint this in
> > > docs.
> > >
> > > 2.Is there any solutions that fullfil my issue to update rows if they
> > > exist in the database already or insert rows if they do not exist yet
> > >
> > >
> > >
> > > Thanks you.
> > >
> > >
> > > Regards.
> > >
> > >
> > > 2013/5/22 Jarek Jarcec Cecho <ja...@apache.org>
> > >
> > > > Hi YouPeng,
> > > > Sqoop 1 do not supports custom insert query when exporting data from
> > HDFS.
> > > > I think that in your use case you can use parameter --columns to
> > specify
> > > > which columns and in what order are present on HDFS, for example:
> > > >
> > > > sqoop ... --columns ID,TIMEID,COLA,COLB
> > > >
> > > > Jarcec
> > > >
> > > > On Wed, May 22, 2013 at 02:49:04PM +0800, YouPeng Yang wrote:
> > > > > Hi
> > > > > I want to export data on the HDFS to the oracle database with
> > > > > sqoop-1.4(sqoop-1.4.1-cdh4.1.2). However the columns betwean HDFS and
> > > > > Oracle table are not exactly same to each other.
> > > > >
> > > > > For example,Data on HDFS:
> > > > > -------------------------------------------------------------
> > > > > | ID | TIMEID | COLA | COLB |
> > > > > -------------------------------------------------------------
> > > > > | 6 | 201305221335 | 0 | 20 |
> > > > > -------------------------------------------------------------
> > > > >
> > > > > the Oracle table:
> > > > >
> > ------------------------------------------------------------------------
> > > > > | ID | TIMEID | COLC | COLB | COLA |
> > > > >
> > ------------------------------------------------------------------------
> > > > > | 7 | 201305221335 | kk | 20 | 1 |
> > > > >
> > ------------------------------------------------------------------------
> > > > > Note:Additional COLC and unsame order.
> > > > >
> > > > >
> > > > > I notice the sqoop export command:
> > > > > --export-dir HDFS source path for the export
> > > > > --table Table to populate.
> > > > > It seams not to export the data to oracle in free from just as
> > Free-form
> > > > > Query Imports
> > > > > using the --query argument.
> > > > >
> > > > > Could I acheive that goal ?
> > > > >
> > > > > Thanks very much
> > > > >
> > > > > Regards
> > > >
> >