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added synchronization in mysql_create_like_table

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(
fixed BUG #2385 CREATE TABLE LIKE lacks locking on source and destination table
and added tests for it
)
This commit is contained in:
vva@eagle.mysql.r18.ru
2004-04-01 23:13:25 +05:00
parent 3bfbe6e0dd
commit 15cd52c6cb
7 changed files with 86 additions and 9 deletions
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44
mysql-test/t/synchronization.test Normal file
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-- source include/have_crypt.inc
#
# Test for Bug #2385 CREATE TABLE LIKE lacks locking on source and destination table
#
connect (con_to_sleep,localhost,lock_controller,,);
connect (con_to_harm_sleeper,localhost,root,,);
# locking of source:
connection con_to_sleep;
CREATE TABLE t1 (a int);
send CREATE TABLE t2 LIKE t1;
connection con_to_harm_sleeper;
ALTER TABLE t1 add key(a);
connection con_to_sleep;
sleep 4;
SHOW CREATE TABLE t2;
drop table t1, t2;
# locking of destination:
connection con_to_sleep;
CREATE TABLE t1 (a int);
send CREATE TABLE t2 LIKE t1;
connection con_to_harm_sleeper;
sleep 1;
CREATE TABLE t2 (b int);
disable_query_log;
select "-----------" as "let's take a look at result of create .. like : ";
enable_query_log;
connection con_to_sleep;
sleep 1;
--error 1
reap;
disable_query_log;
select "" as "-----------";
enable_query_log;
SHOW CREATE TABLE t2;
drop table t1, t2;