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MDEV-33742 Do not create group by handler when all tables are constant
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@@ -72,7 +72,6 @@ SELECT argument FROM mysql.general_log WHERE argument LIKE '%select %';
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argument
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select `pkey`,`val` from `auto_test_remote`.`tbl_a`
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select `pkey`,`val` from `auto_test_remote`.`tbl_a` where `pkey` = 1
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select 1 from (select 1) t0
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select `pkey`,`val` from `auto_test_remote`.`tbl_a`
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select `pkey`,`val` from `auto_test_remote`.`tbl_a`
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SELECT argument FROM mysql.general_log WHERE argument LIKE '%select %'
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@@ -86,7 +85,6 @@ argument
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select `pkey`,`val` from `auto_test_remote2`.`tbl_a`
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select `pkey`,`val` from `auto_test_remote2`.`tbl_a`
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select `pkey`,`val` from `auto_test_remote2`.`tbl_a` where `pkey` = 2
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select 1 from (select 1) t0
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select `pkey`,`val` from `auto_test_remote2`.`tbl_a`
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SELECT argument FROM mysql.general_log WHERE argument LIKE '%select %'
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SELECT pkey, val FROM tbl_a ORDER BY pkey;
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@@ -18,8 +18,6 @@ INSERT INTO t2_spider VALUES(1,1);
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SELECT t2_spider.a,t1_spider.c FRoM t2_spider LEFT join t1_spider ON (t2_spider.c = t1_spider.c) WHERE t2_spider.a = 1;
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a c
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1 1
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Warnings:
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Warning 1815 Internal error: Spider group by handler: Encountered multiple equalities, likely an optimizer bug
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drop table t1, t2, t1_spider, t2_spider;
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drop server srv;
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for master_1
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@@ -86,10 +86,8 @@ SELECT argument FROM mysql.general_log WHERE argument LIKE '%select %';
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argument
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select `value` from `auto_test_remote2`.`tbl_a` where `value` = 5
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select `value2` from `auto_test_remote2`.`tbl_b` where `value2` = 5
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select sum('5') `sum(a.value)`,count('5') `count(b.value2)` from (select 1) t0 join (select 1) t1
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select `value` from `auto_test_remote2`.`tbl_a` where `value` = 5
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select `value2` from `auto_test_remote2`.`tbl_b` where `value2` = 5
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select sum('5') `sum(a.value)`,count('5') `count(b.value2)` from (select 1) t0 join (select 1) t1
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SELECT argument FROM mysql.general_log WHERE argument LIKE '%select %'
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SELECT value FROM tbl_a ORDER BY value;
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value
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