mariadb/mysql-test/main/temp_table_symlink.test
2020-09-03 09:26:54 +03:00

32 lines
918 B
Text

source include/not_windows.inc;
#
# MDEV-23569 temporary tables can overwrite existing files
#
let datadir=`select @@datadir`;
create table d1 (a int);
create temporary table t1 (a int);
perl;
chdir "$ENV{MYSQL_TMP_DIR}/mysqld.1/";
for (<#sql*.MYI>) {
/^#sql(.*)_([0-9a-f]+_)([0-9a-f]+)\.MYI$/ or die;
symlink "$ENV{datadir}/test/d1.MYI", sprintf "#sql$1_$2%x.MYI", hex($3)+1;
symlink "$ENV{datadir}/test/d1.MYI", sprintf "#sql$1_$2%x.MAI", hex($3)+1;
symlink "$ENV{datadir}/test/d1.MYI", sprintf "#sql$1_$2%x.MAI", hex($3)+2;
symlink "$ENV{datadir}/test/d1.MYI", "#sql_$1_0.MAI";
}
EOF
error 1,1030;
create temporary table t2 (a int);
error 1,1030;
create temporary table t3 (a int) engine=Aria;
error 1,1030;
select * from information_schema.columns where table_schema='test';
flush tables;
select * from d1;
drop temporary table t1;
remove_files_wildcard $MYSQL_TMP_DIR/mysqld.1 *sql*;
drop table d1;