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data and index files It was possible if DATA/INDEX DIRECTORY is pointing to symlinked MySQL data home directory. Do not allow to drop data/index files implicitly symlinked to data home directory. For such tables remove symlink only. mysql-test/r/symlink.result: A test case for BUG#40980. mysql-test/t/symlink.test: A test case for BUG#40980. storage/myisam/mi_delete_table.c: Do not allow to drop data/index files implicitly symlinked to data home directory. For such tables remove symlink only.
183 lines
6.4 KiB
Text
183 lines
6.4 KiB
Text
drop table if exists t1,t2,t7,t8,t9;
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drop database if exists mysqltest;
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create table t1 (a int not null auto_increment, b char(16) not null, primary key (a));
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create table t2 (a int not null auto_increment, b char(16) not null, primary key (a));
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insert into t1 (b) values ("test"),("test1"),("test2"),("test3");
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insert into t2 (b) select b from t1;
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insert into t1 (b) select b from t2;
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insert into t2 (b) select b from t1;
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insert into t1 (b) select b from t2;
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insert into t2 (b) select b from t1;
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insert into t1 (b) select b from t2;
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insert into t2 (b) select b from t1;
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insert into t1 (b) select b from t2;
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insert into t2 (b) select b from t1;
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insert into t1 (b) select b from t2;
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insert into t2 (b) select b from t1;
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insert into t1 (b) select b from t2;
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insert into t2 (b) select b from t1;
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insert into t1 (b) select b from t2;
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insert into t2 (b) select b from t1;
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insert into t1 (b) select b from t2;
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insert into t2 (b) select b from t1;
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insert into t1 (b) select b from t2;
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drop table t2;
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create table t9 (a int not null auto_increment, b char(16) not null, primary key (a)) engine=myisam data directory="MYSQLTEST_VARDIR/tmp" index directory="MYSQLTEST_VARDIR/run";
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insert into t9 select * from t1;
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check table t9;
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Table Op Msg_type Msg_text
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test.t9 check status OK
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optimize table t9;
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Table Op Msg_type Msg_text
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test.t9 optimize status OK
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repair table t9;
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Table Op Msg_type Msg_text
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test.t9 repair status OK
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alter table t9 add column c int not null;
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show create table t9;
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Table Create Table
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t9 CREATE TABLE `t9` (
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`a` int(11) NOT NULL AUTO_INCREMENT,
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`b` char(16) NOT NULL,
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`c` int(11) NOT NULL,
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PRIMARY KEY (`a`)
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) ENGINE=MyISAM AUTO_INCREMENT=16725 DEFAULT CHARSET=latin1 DATA DIRECTORY='MYSQLTEST_VARDIR/tmp/' INDEX DIRECTORY='MYSQLTEST_VARDIR/run/'
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alter table t9 rename t8, add column d int not null;
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alter table t8 rename t7;
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rename table t7 to t9;
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drop table t1;
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SHOW CREATE TABLE t9;
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Table Create Table
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t9 CREATE TABLE `t9` (
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`a` int(11) NOT NULL AUTO_INCREMENT,
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`b` char(16) NOT NULL,
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`c` int(11) NOT NULL,
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`d` int(11) NOT NULL,
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PRIMARY KEY (`a`)
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) ENGINE=MyISAM AUTO_INCREMENT=16725 DEFAULT CHARSET=latin1 DATA DIRECTORY='MYSQLTEST_VARDIR/tmp/' INDEX DIRECTORY='MYSQLTEST_VARDIR/run/'
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create database mysqltest;
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create table mysqltest.t9 (a int not null auto_increment, b char(16) not null, primary key (a)) engine=myisam index directory="/this-dir-does-not-exist";
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Got one of the listed errors
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create table mysqltest.t9 (a int not null auto_increment, b char(16) not null, primary key (a)) engine=myisam index directory="MYSQLTEST_VARDIR/run";
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Got one of the listed errors
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create table mysqltest.t9 (a int not null auto_increment, b char(16) not null, primary key (a)) engine=myisam data directory="MYSQLTEST_VARDIR/tmp";
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Got one of the listed errors
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alter table t9 rename mysqltest.t9;
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select count(*) from mysqltest.t9;
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count(*)
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16724
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show create table mysqltest.t9;
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Table Create Table
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t9 CREATE TABLE `t9` (
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`a` int(11) NOT NULL AUTO_INCREMENT,
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`b` char(16) NOT NULL,
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`c` int(11) NOT NULL,
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`d` int(11) NOT NULL,
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PRIMARY KEY (`a`)
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) ENGINE=MyISAM AUTO_INCREMENT=16725 DEFAULT CHARSET=latin1 DATA DIRECTORY='MYSQLTEST_VARDIR/tmp/' INDEX DIRECTORY='MYSQLTEST_VARDIR/run/'
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drop database mysqltest;
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create table t1 (a int not null) engine=myisam;
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alter table t1 data directory="MYSQLTEST_VARDIR/tmp";
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Warnings:
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Warning 1618 <DATA DIRECTORY> option ignored
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show create table t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`a` int(11) NOT NULL
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) ENGINE=MyISAM DEFAULT CHARSET=latin1
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alter table t1 add b int;
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alter table t1 data directory="MYSQLTEST_VARDIR/log";
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Warnings:
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Warning 1618 <DATA DIRECTORY> option ignored
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show create table t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`a` int(11) NOT NULL,
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`b` int(11) DEFAULT NULL
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) ENGINE=MyISAM DEFAULT CHARSET=latin1
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alter table t1 index directory="MYSQLTEST_VARDIR/log";
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Warnings:
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Warning 1618 <INDEX DIRECTORY> option ignored
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show create table t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`a` int(11) NOT NULL,
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`b` int(11) DEFAULT NULL
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) ENGINE=MyISAM DEFAULT CHARSET=latin1
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drop table t1;
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CREATE TABLE t1(a INT)
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DATA DIRECTORY='TEST_DIR/tmp'
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INDEX DIRECTORY='TEST_DIR/tmp';
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Got one of the listed errors
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CREATE TABLE t2(a INT)
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DATA DIRECTORY='TEST_DIR/tmp'
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INDEX DIRECTORY='TEST_DIR/tmp';
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RENAME TABLE t2 TO t1;
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ERROR HY000: Can't create/write to file 'TEST_DIR/tmp/t1.MYI' (Errcode: 17)
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DROP TABLE t2;
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create temporary table t1 (a int) engine=myisam data directory="MYSQLTEST_VARDIR/log" select 9 a;
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show create table t1;
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Table Create Table
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t1 CREATE TEMPORARY TABLE `t1` (
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`a` int(11) DEFAULT NULL
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) ENGINE=MyISAM DEFAULT CHARSET=latin1 DATA DIRECTORY='MYSQLTEST_VARDIR/log/'
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create temporary table t1 (a int) engine=myisam data directory="MYSQLTEST_VARDIR/log" select 99 a;
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show create table t1;
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Table Create Table
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t1 CREATE TEMPORARY TABLE `t1` (
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`a` int(11) DEFAULT NULL
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) ENGINE=MyISAM DEFAULT CHARSET=latin1 DATA DIRECTORY='MYSQLTEST_VARDIR/log/'
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create table t1 (a int) engine=myisam select 42 a;
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select * from t1;
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a
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9
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select * from t1;
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a
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99
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select * from t1;
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a
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42
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drop table t1;
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End of 4.1 tests
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SET SESSION keep_files_on_create = TRUE;
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CREATE TABLE t1 (a INT) ENGINE MYISAM;
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Got one of the listed errors
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SET SESSION keep_files_on_create = FALSE;
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CREATE TABLE t1 (a INT) ENGINE MYISAM;
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DROP TABLE t1;
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End of 5.0 tests
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CREATE TABLE t1(a INT)
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INDEX DIRECTORY='MYSQLD_DATADIR/mysql';
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DROP TABLE IF EXISTS t1;
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CREATE TABLE t1(a INT)
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DATA DIRECTORY='MYSQLD_DATADIR/test';
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DROP TABLE IF EXISTS t1;
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CREATE TABLE t1(a INT)
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DATA DIRECTORY='MYSQLD_DATADIR/';
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DROP TABLE IF EXISTS t1;
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CREATE TABLE t1(a INT)
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INDEX DIRECTORY='MYSQLD_DATADIR';
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DROP TABLE IF EXISTS t1;
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CREATE TABLE t1(a INT)
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INDEX DIRECTORY='TEST_DIR/master-data_var';
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ERROR HY000: Can't create/write to file 'TEST_DIR/master-data_var/t1.MYI' (Errcode: 2)
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SET @OLD_SQL_MODE=@@SQL_MODE, @@SQL_MODE='NO_DIR_IN_CREATE';
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CREATE TABLE t1(a INT) DATA DIRECTORY='MYSQLTEST_VARDIR/tmp' INDEX DIRECTORY='MYSQLTEST_VARDIR/tmp';
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Warnings:
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Warning 1618 <DATA DIRECTORY> option ignored
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Warning 1618 <INDEX DIRECTORY> option ignored
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DROP TABLE t1;
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SET @@SQL_MODE=@OLD_SQL_MODE;
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#
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# BUG#40980 - Drop table can remove another MyISAM table's
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# data and index files
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#
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CREATE TABLE user(a INT) DATA DIRECTORY='MYSQL_TMP_DIR/mysql'
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INDEX DIRECTORY='MYSQL_TMP_DIR/mysql';
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FLUSH TABLE user;
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# Symlinking mysql database to tmpdir
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FLUSH TABLE mysql.user;
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DROP TABLE user;
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FLUSH TABLE mysql.user;
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SELECT * FROM mysql.user;
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End of 5.1 tests
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