Details
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Bug
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Status: Closed (View Workflow)
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Critical
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Resolution: Fixed
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10.4(EOL), 10.5, 10.6, 10.11, 11.0(EOL), 11.1(EOL), 11.2(EOL), 11.3(EOL), 11.4
Description
I only tested this on 10.11. The bug could also be in earlier versions.
Applying this diff:
diff --git a/storage/spider/mysql-test/spider/bg/t/basic_sql.test b/storage/spider/mysql-test/spider/bg/t/basic_sql.test
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index 9cf4ce99dc3..6a35fe8dd70 100644
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--- a/storage/spider/mysql-test/spider/bg/t/basic_sql.test
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+++ b/storage/spider/mysql-test/spider/bg/t/basic_sql.test
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@@ -156,6 +156,7 @@ if ($USE_CHILD_GROUP2)
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}
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}
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--connection master_1
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+set @@optimizer_switch="semijoin=off";
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SELECT a, b, date_format(c, '%Y-%m-%d %H:%i:%s') FROM ta_l ORDER BY a;
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--echo |
Causes the following result change:
mtr spider/bg.basic_sql
+++ /home/my/maria-10.11/storage/spider/mysql-test/spider/bg/r/basic_sql.reject2023-01-13 20:10:47.205034143 +0200
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@@ -49,6 +49,7 @@
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) MASTER_1_ENGINE MASTER_1_CHARSET MASTER_1_COMMENT_2_1
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SELECT a, b, c FROM tb_l
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connection master_1;
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+set @@optimizer_switch="semijoin=off";
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SELECT a, b, date_format(c, '%Y-%m-%d %H:%i:%s') FROM ta_l ORDER BY a;
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a b date_format(c, '%Y-%m-%d %H:%i:%s')
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1 a 2008-08-01 10:21:39
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@@ -279,11 +280,6 @@
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SELECT a.a, a.b, date_format(a.c, '%Y-%m-%d %H:%i:%s') FROM tb_l a WHERE
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EXISTS (SELECT * FROM ta_l b WHERE b.b = a.b) ORDER BY a.a;
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a b date_format(a.c, '%Y-%m-%d %H:%i:%s')
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-1 f 2008-07-01 10:21:39
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-2 g 2000-02-01 00:00:00
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-3 j 2007-05-04 20:03:11
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-4 i 2003-10-30 05:01:03
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-5 h 2001-10-31 23:59:59
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select using pushdown