Details
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Type:
Bug
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Status: Closed (View Workflow)
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Priority:
Minor
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Resolution: Duplicate
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Affects Version/s: 5.5.35, 10.0.8
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Fix Version/s: 10.3.5
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Component/s: Data Definition - Temporary
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Labels:None
Description
mysql> SELECT CAST(DATE'2001-01-01' AS TIME);
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+--------------------------------+
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| CAST(DATE'2001-01-01' AS TIME) |
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+--------------------------------+
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| 00:00:00 |
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+--------------------------------+
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1 row in set (0.00 sec)
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|
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mysql> DROP PROCEDURE IF EXISTS p1;
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Query OK, 0 rows affected (0.02 sec)
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|
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mysql> DELIMITER |;
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mysql> create procedure p1()
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-> begin
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-> declare t date;
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-> set t=date'2001-01-01';
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-> select cast(t as time);
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-> end|;
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Query OK, 0 rows affected (0.04 sec)
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mysql> CALL p1|;
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+-----------------+
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| cast(t as time) |
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+-----------------+
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| 00:20:01 |
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+-----------------+
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1 row in set (0.00 sec)
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|
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Query OK, 0 rows affected, 1 warning (0.00 sec)
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The two SELECT queries should return the same result.
The problem happens because Item_splocal::get_date() points
to the generic Item::get_date(), so the conversion happens through a
temporary string value: time -> string -> date.
Attachments
Issue Links
- duplicates
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- Closed
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