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From "Hari Sankar Sivarama Subramaniyan (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-13351) Support drop Primary Key/Foreign Key constraints
Date Wed, 04 May 2016 19:18:12 GMT

    [ https://issues.apache.org/jira/browse/HIVE-13351?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15271247#comment-15271247
] 

Hari Sankar Sivarama Subramaniyan commented on HIVE-13351:
----------------------------------------------------------

Internal test runs gave the following results. Analyzed the failures below and it requires
a few golden file updates (in the *constraint* files). Other failures are unrelated to the
patch.
Here is the sample output:
{code}
Test Result (24 failures / ±0)
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_create_with_constraints
org.apache.hadoop.hive.llap.daemon.impl.comparator.TestFirstInFirstOutComparator.testWaitQueueComparatorWithinDagPriority
org.apache.hadoop.hive.metastore.TestHiveMetaStoreGetMetaConf.testGetMetaConfDefaultEmptyString
org.apache.hadoop.hive.ql.security.authorization.plugin.TestHiveOperationType.checkHiveOperationTypeMatch
org.apache.hadoop.hive.cli.TestNegativeCliDriver.testNegativeCliDriver_drop_invalid_constraint1
org.apache.hadoop.hive.cli.TestNegativeCliDriver.testNegativeCliDriver_drop_invalid_constraint2
org.apache.hadoop.hive.llap.daemon.impl.comparator.TestShortestJobFirstComparator.testWaitQueueComparatorWithinDagPriority
org.apache.hadoop.hive.metastore.TestHiveMetaStorePartitionSpecs.testAddPartitions
org.apache.hadoop.hive.llap.daemon.impl.TestTaskExecutorService.testPreemptionQueueComparator
org.apache.hadoop.hive.cli.TestEncryptedHDFSCliDriver.testCliDriver_encryption_select_read_only_encrypted_tbl
org.apache.hadoop.hive.metastore.TestHiveMetaStorePartitionSpecs.testFetchingPartitionsWithDifferentSchemas
org.apache.hadoop.hive.metastore.TestHiveMetaStoreGetMetaConf.testGetMetaConfDefault
org.apache.hadoop.hive.cli.TestEncryptedHDFSCliDriver.testCliDriver_encryption_insert_partition_static
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_selectindate
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_avrocountemptytbl
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_order_null
org.apache.hive.hcatalog.api.repl.commands.TestCommands.org.apache.hive.hcatalog.api.repl.commands.TestCommands
org.apache.hadoop.hive.cli.TestEncryptedHDFSCliDriver.testCliDriver_encryption_join_with_different_encryption_keys
org.apache.hive.minikdc.TestHiveAuthFactory.testStartTokenManagerForMemoryTokenStore
org.apache.hive.minikdc.TestHiveAuthFactory.testStartTokenManagerForDBTokenStore
org.apache.hadoop.hive.metastore.TestHiveMetaStorePartitionSpecs.testGetPartitionSpecs_WithAndWithoutPartitionGrouping
org.apache.hive.minikdc.TestMiniHiveKdc.testLogin
org.apache.hadoop.hive.cli.TestMiniSparkOnYarnCliDriver.testCliDriver_index_bitmap3
org.apache.hadoop.hive.cli.TestMinimrCliDriver.org.apache.hadoop.hive.cli.TestMinimrCliDriver
{code}

I will commit the patch based on the above results.

> Support drop Primary Key/Foreign Key constraints
> ------------------------------------------------
>
>                 Key: HIVE-13351
>                 URL: https://issues.apache.org/jira/browse/HIVE-13351
>             Project: Hive
>          Issue Type: Sub-task
>          Components: CBO, Logical Optimizer
>            Reporter: Hari Sankar Sivarama Subramaniyan
>            Assignee: Hari Sankar Sivarama Subramaniyan
>         Attachments: HIVE-13351.1.patch, HIVE-13351.2.patch
>
>
> ALTER TABLE TABLENAME DROP CONSTRAINT CONSTRAINTNAME;
> The CONSTRAINTNAME has to be associated with the mentioned table, i.e. there should be
atleast 1 table column of TABLENAME participating in the constraint.
> Otherwise, we should throw an error.



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