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ndb_lock.test, ndb_lock.result:

bug #18184  SELECT ... FOR UPDATE does not work..: New test case
ha_ndbcluster.h, ha_ndbcluster.cc, NdbConnection.hpp:
  Fix for bug #21059  Server crashes on join query with large dataset with NDB tables: Releasing operation for each intermediate batch, before next call to trans->execute(NoCommit);
This commit is contained in:
mskold/marty@mysql.com/linux.site
2006-08-15 13:12:27 +02:00
parent 83167f06a3
commit 6a3143e2a0
5 changed files with 64 additions and 6 deletions

View File

@@ -64,17 +64,26 @@ pk u o
insert into t1 values (1,1,1);
drop table t1;
create table t1 (x integer not null primary key, y varchar(32), z integer, key(z)) engine = ndb;
insert into t1 values (1,'one',1), (2,'two',2),(3,"three",3);
insert into t1 values (1,'one',1);
begin;
select * from t1 where x = 1 for update;
x y z
1 one 1
begin;
select * from t1 where x = 1 for update;
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
rollback;
rollback;
insert into t1 values (2,'two',2),(3,"three",3);
begin;
select * from t1 where x = 1 for update;
x y z
1 one 1
select * from t1 where x = 1 for update;
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
select * from t1 where x = 2 for update;
x y z
2 two 2
select * from t1 where x = 1 for update;
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
rollback;
commit;
begin;