Details
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Bug
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Status: Closed (View Workflow)
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Minor
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Resolution: Won't Fix
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5.5.1, 6.1.1
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CentOS 7
MariaDB-server 10.5.8_5-1
Description
Happens when the datatype is left intact and the column is only renamed:
MariaDB [test]> create table testtext2 (
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-> myvalue varchar(100)
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-> )engine=Columnstore CHARSET=utf8;
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Query OK, 0 rows affected (1.838 sec)
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MariaDB [test]> show create table testtext2;
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+-----------+------------------------------------------------------------------------------------------------------------+
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| Table | Create Table |
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+-----------+------------------------------------------------------------------------------------------------------------+
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| testtext2 | CREATE TABLE `testtext2` (
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`myvalue` varchar(100) DEFAULT NULL
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) ENGINE=Columnstore DEFAULT CHARSET=utf8 |
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+-----------+------------------------------------------------------------------------------------------------------------+
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1 row in set (0.000 sec)
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MariaDB [test]> alter table testtext2 change column myvalue myvalue_new varchar(100);
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ERROR 1815 (HY000): Internal error: CAL0001: Alter table Failed: Changing the datatype of a column is not supported
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MariaDB [test]> alter table testtext2 change column myvalue myvalue_new varchar(300);
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Query OK, 0 rows affected (0.372 sec)
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Records: 0 Duplicates: 0 Warnings: 0
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MariaDB [test]> show create table testtext2;
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+-----------+----------------------------------------------------------------------------------------------------------------+
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| Table | Create Table |
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+-----------+----------------------------------------------------------------------------------------------------------------+
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| testtext2 | CREATE TABLE `testtext2` (
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`myvalue_new` varchar(300) DEFAULT NULL
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) ENGINE=Columnstore DEFAULT CHARSET=utf8 |
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+-----------+----------------------------------------------------------------------------------------------------------------+
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1 row in set (0.001 sec)
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Attachments
Issue Links
- is blocked by
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- Closed
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