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Bug #17766: The server accepts to create MERGE tables which cannot work

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Changed the error reporting (and a crash) when inserting data into a
 MERGE table that has no underlying tables or no INSERT_METHOD specified
 by reporting that it is read-only.
This commit is contained in:
jimw@rama.(none)
2006-07-11 17:28:50 -07:00
parent 8f4582db27
commit 005c2a05d4
5 changed files with 38 additions and 2 deletions
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17
mysql-test/t/merge.test
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@@ -399,4 +399,19 @@ create table tm (b bit(1)) engine = merge union = (t1,t2);
select * from tm;
drop table tm, t1, t2;
# End of 5.0 tests
#
# Bug #17766: The server accepts to create MERGE tables which cannot work
#
create table t1 (a int) insert_method = last engine = merge;
--error ER_OPEN_AS_READONLY
insert into t1 values (1);
create table t2 (a int) engine = myisam;
alter table t1 union (t2);
insert into t1 values (1);
alter table t1 insert_method = no;
--error ER_OPEN_AS_READONLY
insert into t1 values (1);
drop table t2;
drop table t1;
--echo End of 5.0 tests