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Merge mysql.com:/home/svoj/devel/bk/mysql-4.1-engines

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into  mysql.com:/home/svoj/devel/mysql/BUG21310/mysql-4.1-engines


sql/sql_update.cc:
  Auto merged
This commit is contained in:
unknown
2006-12-20 19:08:28 +04:00
parent 9166c711c2 9d85b0a616
commit 9d094c56bc
4 changed files with 99 additions and 77 deletions
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16
mysql-test/r/myisam.result
View File

@ -944,3 +944,19 @@ select * from t1;
a
42
drop table t1;
CREATE TABLE t1(a VARCHAR(16));
INSERT INTO t1 VALUES('aaaaaaaa'),(NULL);
UPDATE t1 AS ta1, t1 AS ta2 SET ta1.a='aaaaaaaaaaaaaaaa';
SELECT * FROM t1;
a
aaaaaaaaaaaaaaaa
aaaaaaaaaaaaaaaa
DROP TABLE t1;
CREATE TABLE t1(a INT);
INSERT INTO t1 VALUES(1),(2);
UPDATE t1,t1 AS t2 SET t1.a=t1.a+2 WHERE t1.a=t2.a-1;
SELECT * FROM t1 ORDER BY a;
a
2
3
DROP TABLE t1;

19
mysql-test/t/myisam.test
View File

@ -890,4 +890,23 @@ connection default;
select * from t1;
drop table t1;
#
# BUG#21310 - Trees in SQL causing a "crashed" table with MyISAM storage
# engine
#
# A simplified test case that reflect crashed table issue.
CREATE TABLE t1(a VARCHAR(16));
INSERT INTO t1 VALUES('aaaaaaaa'),(NULL);
UPDATE t1 AS ta1, t1 AS ta2 SET ta1.a='aaaaaaaaaaaaaaaa';
SELECT * FROM t1;
DROP TABLE t1;
# A test case that reflect wrong result set.
CREATE TABLE t1(a INT);
INSERT INTO t1 VALUES(1),(2);
UPDATE t1,t1 AS t2 SET t1.a=t1.a+2 WHERE t1.a=t2.a-1;
SELECT * FROM t1 ORDER BY a;
DROP TABLE t1;
# End of 4.1 tests