[jira] [Updated] (HIVE-23756) drop table command fails with MySQLIntegrityConstraintViolationException:

["ASF GitHub Bot (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HIVE-23756?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

ASF GitHub Bot updated HIVE-23756:
----------------------------------
    Labels: pull-request-available  (was: )

> drop table command fails with MySQLIntegrityConstraintViolationException:
> -------------------------------------------------------------------------
>
>                 Key: HIVE-23756
>                 URL: https://issues.apache.org/jira/browse/HIVE-23756
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Ganesha Shreedhara
>            Assignee: Ganesha Shreedhara
>            Priority: Major
>              Labels: pull-request-available
>         Attachments: HIVE-23756.1.patch
>
>          Time Spent: 10m
>  Remaining Estimate: 0h
>
> Drop table command fails intermittently with the following exception.
> {code:java}
> Caused by: java.sql.BatchUpdateException: Cannot delete or update a parent row: a foreign key constraint fails ("metastore"."COLUMNS_V2", CONSTRAINT "COLUMNS_V2_FK1" FOREIGN KEY ("CD_ID") REFERENCES "CDS" ("CD_ID")) App > at com.mysql.jdbc.PreparedStatement.executeBatchSerially(PreparedStatement.java:1815)at com.mysql.jdbc.PreparedStatement.executeBatch(PreparedStatement.java:1277) Appat org.datanucleus.store.rdbms.ParamLoggingPreparedStatement.executeBatch(ParamLoggingPreparedStatement.java:372)
> at org.datanucleus.store.rdbms.SQLController.processConnectionStatement(SQLController.java:628)
> at org.datanucleus.store.rdbms.SQLController.getStatementForUpdate(SQLController.java:207)
> at org.datanucleus.store.rdbms.SQLController.getStatementForUpdate(SQLController.java:179)
> at org.datanucleus.store.rdbms.scostore.JoinMapStore.clearInternal(JoinMapStore.java:901)
> ... 36 more 
> Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLIntegrityConstraintViolationException: Cannot delete or update a parent row: a foreign key constraint fails ("metastore"."COLUMNS_V2", CONSTRAINT "COLUMNS_V2_FK1" FOREIGN KEY ("CD_ID") REFERENCES "CDS" ("CD_ID"))
> at sun.reflect.GeneratedConstructorAccessor121.newInstance(Unknown Source)
> at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
> at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
> at com.mysql.jdbc.Util.handleNewInstance(Util.java:377)
> at com.mysql.jdbc.Util.getInstance(Util.java:360)
> at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:971)
> at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3887)
> at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3823){code}
> Although HIVE-19994 resolves this issue, the FK constraint name of COLUMNS_V2 table specified in package.jdo file is not same as the FK constraint name used while creating COLUMNS_V2 table ([Ref|#L60]]). 



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