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A fix and a test case for Bug#12736 "Server crash during a select".

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The bug was in JOIN::join_free which was wrongly determining that
all joins have been already executed and therefore all used tables
can be closed.
This commit is contained in:
konstantin@mysql.com
2005-10-13 11:53:00 +04:00
parent 2c7505b263
commit b2ff38202d
8 changed files with 151 additions and 14 deletions
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20
mysql-test/r/subselect_innodb.result
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@ -152,3 +152,23 @@ EXECUTE my_stmt;
b count(*)
deallocate prepare my_stmt;
drop table t1,t2;
CREATE TABLE t1 (
school_name varchar(45) NOT NULL,
country varchar(45) NOT NULL,
funds_requested float NOT NULL,
schooltype varchar(45) NOT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8;
insert into t1 values ("the school", "USA", 1200, "Human");
select count(country) as countrycount, sum(funds_requested) as smcnt,
country, (select sum(funds_requested) from t1) as total_funds
from t1
group by country;
countrycount smcnt country total_funds
1 1200 USA 1200
select count(country) as countrycount, sum(funds_requested) as smcnt,
country, (select sum(funds_requested) from t1) as total_funds
from t1
group by country;
countrycount smcnt country total_funds
1 1200 USA 1200
drop table t1;