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refs #5733 test case for index vs range scan query plan for simple queries

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git-svn-id: file:///svn/mysql/tests/mysql-test@50565 c7de825b-a66e-492c-adef-691d508d4ae1
This commit is contained in:
Rich Prohaska 2012-11-30 15:30:14 +00:00
parent d2118c28b9
commit db5297b30f
4 changed files with 20118 additions and 0 deletions
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10028
mysql-test/suite/tokudb.bugs/r/5733_innodb.result Normal file
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mysql-test/suite/tokudb.bugs/r/5733_tokudb.result Normal file
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mysql-test/suite/tokudb.bugs/t/5733_innodb.test Normal file
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# test that query planner selects range scan rather than full scan of the primary key
# see ticket #5733
disable_warnings;
drop table if exists t;
enable_warnings;
set default_storage_engine='innodb';
create table t (id bigint primary key, x bigint not null);
let $i=0;
let $n=10000;
while ($i < $n) {
eval insert into t values ($i,0);
inc $i;
}
explain select id from t where id>0 limit 10;
explain select * from t where id>0 limit 10;
explain select id from t where id>1000 limit 10;
explain select * from t where id>1000 limit 10;
explain select id from t where id>5000 limit 10;
explain select * from t where id>5000 limit 10;
explain select id from t where id>6000 limit 10;
explain select * from t where id>6000 limit 10;
drop table t;

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mysql-test/suite/tokudb.bugs/t/5733_tokudb.test Normal file
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# test that query planner selects range scan rather than full scan of the primary key
# see ticket #5733
disable_warnings;
drop table if exists t;
enable_warnings;
set default_storage_engine='tokudb';
create table t (id bigint primary key, x bigint not null);
let $i=0;
let $n=10000;
while ($i < $n) {
eval insert into t values ($i,0);
inc $i;
}
explain select id from t where id>0 limit 10;
explain select * from t where id>0 limit 10;
explain select id from t where id>1000 limit 10;
explain select * from t where id>1000 limit 10;
explain select id from t where id>5000 limit 10;
explain select * from t where id>5000 limit 10;
explain select id from t where id>6000 limit 10;
explain select * from t where id>6000 limit 10;
drop table t;