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Fix for Bug #9691 UPDATE fails on attempt to update primary key

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This commit is contained in:
unknown 2005-04-19 11:21:26 +02:00
commit fd9d58c413
3 changed files with 62 additions and 22 deletions
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30
mysql-test/r/ndb_update.result
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@ -2,12 +2,32 @@ DROP TABLE IF EXISTS t1;
CREATE TABLE t1 (
pk1 INT NOT NULL PRIMARY KEY,
b INT NOT NULL,
c INT NOT NULL
c INT NOT NULL UNIQUE
) ENGINE=ndbcluster;
INSERT INTO t1 VALUES (0, 0, 1),(1,1,2),(2,2,3);
INSERT INTO t1 VALUES (0, 1, 0),(1,2,1),(2,3,2);
UPDATE t1 set b = c;
select * from t1 order by pk1;
pk1 b c
0 1 1
1 2 2
2 3 3
0 0 0
1 1 1
2 2 2
UPDATE t1 set pk1 = 4 where pk1 = 1;
select * from t1 order by pk1;
pk1 b c
0 0 0
2 2 2
4 1 1
UPDATE t1 set pk1 = 1, c = 2 where pk1 = 4;
ERROR 23000: Duplicate entry '1' for key 1
select * from t1 order by pk1;
pk1 b c
0 0 0
2 2 2
4 1 1
UPDATE t1 set pk1 = pk1 + 10;
select * from t1 order by pk1;
pk1 b c
10 0 0
12 2 2
14 1 1
DROP TABLE IF EXISTS t1;

15
mysql-test/t/ndb_update.test
View file

@ -14,9 +14,20 @@ DROP TABLE IF EXISTS t1;
CREATE TABLE t1 (
pk1 INT NOT NULL PRIMARY KEY,
b INT NOT NULL,
c INT NOT NULL
c INT NOT NULL UNIQUE
) ENGINE=ndbcluster;
INSERT INTO t1 VALUES (0, 0, 1),(1,1,2),(2,2,3);
INSERT INTO t1 VALUES (0, 1, 0),(1,2,1),(2,3,2);
UPDATE t1 set b = c;
select * from t1 order by pk1;
UPDATE t1 set pk1 = 4 where pk1 = 1;
select * from t1 order by pk1;
-- error 1062
UPDATE t1 set pk1 = 1, c = 2 where pk1 = 4;
select * from t1 order by pk1;
UPDATE t1 set pk1 = pk1 + 10;
select * from t1 order by pk1;
--disable_warnings
DROP TABLE IF EXISTS t1;
--enable_warnings