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Don't allow BACKUP TABLE to overwrite files

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Fixed memory leak when replication restarts in debug mode
This commit is contained in:
monty@narttu.mysql.fi
2003-03-10 11:22:37 +02:00
parent 8c51eb2c12
commit c43b3af78c
8 changed files with 98 additions and 71 deletions
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39
mysql-test/t/backup.test
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@@ -1,15 +1,23 @@
#
# This test is a bit tricky as we can't use backup table to overwrite an old
# table
#
connect (con1,localhost,root,,);
connect (con2,localhost,root,,);
connection con1;
set SQL_LOG_BIN=0;
drop table if exists t1;
drop table if exists t1,t2,t3,t4;
create table t4(n int);
--replace_result "errno: 2" "errno: X" "errno: 22" "errno: X" "errno: 23" "errno: X"
backup table t4 to '../bogus';
backup table t4 to '../tmp';
--replace_result "errno: 17" "errno: X"
backup table t4 to '../tmp';
drop table t4;
restore table t4 from '../tmp';
select count(*) from t4;
create table t1(n int);
--replace_result "errno = 2" "errno = X" "errno = 22" "errno = X" "errno = 23" "errno = X"
backup table t1 to '../bogus';
backup table t1 to '../tmp';
drop table t1;
restore table t1 from '../tmp';
select count(*) from t1;
insert into t1 values (23),(45),(67);
backup table t1 to '../tmp';
drop table t1;
@@ -20,29 +28,24 @@ create table t2(m int not null primary key);
create table t3(k int not null primary key);
insert into t2 values (123),(145),(167);
insert into t3 values (223),(245),(267);
backup table t1,t2,t3 to '../tmp';
backup table t2,t3 to '../tmp';
drop table t1,t2,t3;
restore table t1,t2,t3 from '../tmp';
select n from t1;
select m from t2;
select k from t3;
drop table t1,t2,t3;
drop table t1,t2,t3,t4;
restore table t1 from '../tmp';
connection con2;
rename table t1 to t5;
--send
lock tables t1 write;
lock tables t5 write;
connection con1;
--send
backup table t1 to '../tmp';
backup table t5 to '../tmp';
connection con2;
reap;
unlock tables;
connection con1;
reap;
drop table t1;
drop table t5;