Details
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Bug
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Status: Closed (View Workflow)
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Minor
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Resolution: Fixed
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10.0.3, 10.1
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10.1.8-4
Description
There is a difference in column type metadata and actual column type
created for LEAST(1.0,'10'):
$ mysql --column-type-info test
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MariaDB [test]> select least(1.0,'10');
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Field 1: `least(1.0,'10')`
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Catalog: `def`
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Database: ``
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Table: ``
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Org_table: ``
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Type: VAR_STRING
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Collation: binary (63)
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Length: 23
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Max_length: 1
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Decimals: 31
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Flags: NOT_NULL BINARY
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+-----------------+
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| least(1.0,'10') |
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+-----------------+
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| 1 |
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+-----------------+
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1 row in set (0.00 sec)
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Notice, the reported column type is VAR_STRING.
However,
$ mysql test
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MariaDB [test]> drop table if exists t1; create table t1 as select least(1.0,'10') as a; show create table t1;
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+-------+----------------------------------------------------------------------------------------------+
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| Table | Create Table |
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+-------+----------------------------------------------------------------------------------------------+
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| t1 | CREATE TABLE `t1` (
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`a` double NOT NULL DEFAULT '0'
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) ENGINE=InnoDB DEFAULT CHARSET=latin1 |
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+-------+----------------------------------------------------------------------------------------------+
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1 row in set (0.00 sec)
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Notice, column type is DOUBLE.
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