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Give error if locked table is used twice in query. This fixes strange error message when doing LOCK TABLES t1 WRITE; INSERT TABLE t1 SELECT * from t1 (Bug #2296)

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monty@mysql.com
2004-02-03 09:46:48 +01:00
parent 31ad5e4903
commit 268521a61d
4 changed files with 14 additions and 2 deletions
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4
mysql-test/r/lock.result
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@@ -41,5 +41,9 @@ lock tables t1 write;
check table t2;
Table Op Msg_type Msg_text
test.t2 check error Table 't2' was not locked with LOCK TABLES
insert into t1 select nr from t1;
Table 't1' was not locked with LOCK TABLES
unlock tables;
lock tables t1 write, t1 as t1_alias read;
insert into t1 select index1,nr from t1 as t1_alias;
drop table t1,t2;

4
mysql-test/t/lock.test
View File

@@ -51,5 +51,9 @@ check table t1;
# Check error message
lock tables t1 write;
check table t2;
--error 1100
insert into t1 select nr from t1;
unlock tables;
lock tables t1 write, t1 as t1_alias read;
insert into t1 select index1,nr from t1 as t1_alias;
drop table t1,t2;