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From "ASF GitHub Bot (Jira)" <>
Subject [jira] [Work logged] (HIVE-22826) ALTER TABLE RENAME COLUMN doesn't update list of bucketed column names
Date Fri, 02 Oct 2020 15:45:00 GMT


ASF GitHub Bot logged work on HIVE-22826:

                Author: ASF GitHub Bot
            Created on: 02/Oct/20 15:44
            Start Date: 02/Oct/20 15:44
    Worklog Time Spent: 10m 
      Work Description: ashish-kumar-sharma commented on a change in pull request #1528:

File path: ql/src/test/queries/clientpositive/alter_numbuckets_partitioned_table_h23.q
@@ -52,6 +52,12 @@ alter table tst1_n1 clustered by (value) into 12 buckets;
 describe formatted tst1_n1;
+-- Test changing name of bucket column
+alter table tst1_n1 change key keys string;
+describe formatted tst1_n1;

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Issue Time Tracking

    Worklog Id:     (was: 494015)
    Time Spent: 2h 10m  (was: 2h)

>  ALTER TABLE RENAME COLUMN doesn't update list of bucketed column names
> -----------------------------------------------------------------------
>                 Key: HIVE-22826
>                 URL:
>             Project: Hive
>          Issue Type: Bug
>          Components: Query Planning
>    Affects Versions: 4.0.0
>            Reporter: Karen Coppage
>            Assignee: Ashish Sharma
>            Priority: Major
>              Labels: pull-request-available
>         Attachments: unitTest.patch
>          Time Spent: 2h 10m
>  Remaining Estimate: 0h
> Compaction for tables where a bucketed column has been renamed fails since the list of
bucketed columns in the StorageDescriptor doesn't get updated when the column is renamed,
therefore we can't recreate the table correctly during compaction.
> Attached a unit test that fails.

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