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BUG#21617 - crash when selecting from merge table with inconsistent indexes

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Crash may happen when selecting from a merge table that has underlying
tables with less indexes than in a merge table itself.

If number of keys in merge table is not bigger than requested key number,
return error.
This commit is contained in:
svoj@mysql.com/april.(none)
2006-09-28 22:10:06 +05:00
parent 43097593e3
commit b271d7653b
5 changed files with 43 additions and 31 deletions
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6
mysql-test/r/merge.result
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@ -766,3 +766,9 @@ Table Op Msg_type Msg_text
test.t1 check status OK
test.t2 check status OK
drop table t1, t2, t3;
CREATE TABLE t1(a INT);
INSERT INTO t1 VALUES(2),(1);
CREATE TABLE t2(a INT, KEY(a)) ENGINE=MERGE UNION=(t1);
SELECT * FROM t2 WHERE a=2;
ERROR HY000: Got error 124 from storage engine
DROP TABLE t1, t2;