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5.3 merge
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@ -139,10 +139,12 @@ insert into t1 values (1,1), (2,null), (3,1), (4,1),
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--echo # used later in the test JT_EQ_REF access method is used.
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--echo #
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--vertical_results
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--replace_result "Using index condition; Using where" "Using where"
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set @tmp_optimizer_switch=@@optimizer_switch;
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set optimizer_switch='derived_merge=off,derived_with_keys=off';
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explain
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select 1 from t1 natural join (select 2 as a, 1 as b union all
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select 2 as a, 2 as b) as t2 for update;
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set optimizer_switch=@tmp_optimizer_switch;
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--horizontal_results
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--echo #
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--echo # Demonstrate that the reported SELECT statement
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@ -236,10 +238,12 @@ begin;
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--echo #
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--echo # Verify that JT_EQ_REF is used.
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--vertical_results
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--replace_result "Using index condition; Using where" "Using where"
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set @tmp_optimizer_switch=@@optimizer_switch;
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set optimizer_switch='derived_merge=off,derived_with_keys=off';
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explain
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select 1 from t1 natural join (select 3 as a, 2 as b union all
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select 3 as a, 1 as b) as t2 for update;
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set optimizer_switch=@tmp_optimizer_switch;
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--horizontal_results
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--echo # Lock the record.
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select 1 from t1 natural join (select 3 as a, 2 as b union all
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