2010-09-07 16:06:33 +00:00
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#--source include/have_tokudb.inc
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2012-10-03 22:35:02 +00:00
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SET DEFAULT_STORAGE_ENGINE = 'tokudb';
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2010-09-07 16:06:33 +00:00
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--disable_warnings
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DROP TABLE IF EXISTS t1,t2;
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--enable_warnings
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--echo #
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--echo # Bug#50843: Filesort used instead of clustered index led to
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--echo # performance degradation.
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--echo #
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create table t1(f1 int not null primary key, f2 int);
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create table t2(f1 int not null, key (f1));
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insert into t1 values (1,1),(2,2),(3,3);
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insert into t2 values (1),(2),(3);
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explain select t1.* from t1 left join t2 using(f1) group by t1.f1;
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alter table t1 drop primary key;
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alter table t1 add clustering index (f1);
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explain select t1.* from t1 left join t2 using(f1) group by t1.f1;
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drop table t1,t2;
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--echo #
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