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Carl Steinbach commented on HIVE-3463: -------------------------------------- I strongly second Ashutosh's second point. It looks like DN does support this feature. Check out the 'delete-action' attribute for the 'field' element described here: http://www.datanucleus.org/products/datanucleus/jdo/metadata_xml.html#field > Add CASCADING to MySQL's InnoDB schema > -------------------------------------- > > Key: HIVE-3463 > URL: https://issues.apache.org/jira/browse/HIVE-3463 > Project: Hive > Issue Type: Improvement > Components: Metastore > Affects Versions: 0.9.0 > Reporter: Alexander Alten-Lorenz > Assignee: Alexander Alten-Lorenz > > Cascading could help to cleanup the tables when a FK is deleted. > http://dev.mysql.com/doc/refman/5.5/en/innodb-foreign-key-constraints.html -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira