mariadb/mysql-test/main/lowercase_table2.test

#
# Test of --lower-case-table-names=2
# (User has case insensitive file system and wants to preserve case of
# table names)
#
--source include/have_innodb.inc
--require include/lowercase2.require
disable_query_log;
show variables like "lower_case_table_names";
enable_query_log;

--disable_warnings
DROP TABLE IF EXISTS t1,t2,t3,t2aA,t1Aa;
DROP DATABASE IF EXISTS `TEST_$1`;
DROP DATABASE IF EXISTS `test_$1`;
DROP DATABASE IF EXISTS mysqltest_LC2;
--enable_warnings

CREATE TABLE T1 (a int) ENGINE=MyISAM;
INSERT INTO T1 VALUES (1);
SHOW TABLES LIKE "T1";
SHOW TABLES LIKE "t1";
SHOW CREATE TABLE T1;
RENAME TABLE T1 TO T2;
SHOW TABLES LIKE "T2";
SELECT * FROM t2;
RENAME TABLE T2 TO t3;
SHOW TABLES LIKE "T3";
RENAME TABLE T3 TO T1;
SHOW TABLES LIKE "T1";
ALTER TABLE T1 add b int;
SHOW TABLES LIKE "T1";
ALTER TABLE T1 RENAME T2;
SHOW TABLES LIKE "T2";

LOCK TABLE T2 WRITE;
ALTER TABLE T2 drop b;
SHOW TABLES LIKE "T2";
UNLOCK TABLES;
RENAME TABLE T2 TO T1;
SHOW TABLES LIKE "T1";
SELECT * from T1;
DROP TABLE T1;

#
# Test database level
#

CREATE DATABASE `TEST_$1`;
SHOW DATABASES LIKE "TEST%";
DROP DATABASE `test_$1`;

#
# Test of innodb tables with lower_case_table_names=2
#

CREATE TABLE T1 (a int) engine=innodb;
INSERT INTO T1 VALUES (1);
SHOW TABLES LIKE "T1";
SHOW TABLES LIKE "t1";
SHOW CREATE TABLE T1;
RENAME TABLE T1 TO T2;
SHOW TABLES LIKE "T2";
SELECT * FROM t2;
RENAME TABLE T2 TO t3;
SHOW TABLES LIKE "T3";
RENAME TABLE T3 TO T1;
SHOW TABLES LIKE "T1";
ALTER TABLE T1 add b int;
SHOW TABLES LIKE "T1";
ALTER TABLE T1 RENAME T2;
SHOW TABLES LIKE "T2";

LOCK TABLE T2 WRITE;
ALTER TABLE T2 drop b;
SHOW TABLES LIKE "T2";
UNLOCK TABLES;
RENAME TABLE T2 TO T1;
SHOW TABLES LIKE "T1";
SELECT * from T1;
DROP TABLE T1;

create database mysqltest_UPPERCASE;
CREATE TABLE mysqltest_UPPERCASE.T1 (a int) engine=innodb;
CREATE TABLE mysqltest_uppercase.t2 (a int) engine=innodb;
CREATE TABLE mysqltest_UPPERCASE.t3 (a int) engine=innodb;
drop table mysqltest_UPPERCASE.T1;
drop table mysqltest_UPPERCASE.T2;
drop table mysqltest_uppercase.t3;
drop database mysqltest_UPPERCASE;

#
# Test problem with temporary tables (Bug #2858)
#

create table T1 (EVENT_ID int auto_increment primary key,  LOCATION char(20));
insert into T1 values (NULL,"Mic-4"),(NULL,"Mic-5"),(NULL,"Mic-6");
SELECT LOCATION FROM T1 WHERE EVENT_ID=2 UNION ALL  SELECT LOCATION FROM T1 WHERE EVENT_ID=3;
SELECT LOCATION FROM T1 WHERE EVENT_ID=2 UNION ALL  SELECT LOCATION FROM T1 WHERE EVENT_ID=3;
SELECT LOCATION FROM T1 WHERE EVENT_ID=2 UNION ALL  SELECT LOCATION FROM T1 WHERE EVENT_ID=3;
drop table T1;

#
# Test name conversion with ALTER TABLE / CREATE INDEX (Bug #3109)
#

create table T1 (A int);
alter table T1 add index (A);
show tables like 'T1%';
alter table t1 add index (A);
show tables like 't1%';
drop table t1;

#
# Bug #7261: Alter table loses temp table
#

create temporary table T1(a int(11), b varchar(8));
insert into T1 values (1, 'abc');
select * from T1;
alter table T1 add index (a);
select * from T1;
drop table T1;

#
# Bug #8355: Tables not dropped from table cache on drop db
#
create database mysqltest_LC2;
use mysqltest_LC2;
create table myUC (i int);
show tables;
insert into myUC values (1),(2),(3);
select * from myUC;
use test;
drop database mysqltest_LC2;
create database mysqltest_LC2;
use mysqltest_LC2;
create table myUC (i int);
select * from myUC;
use test;
drop database mysqltest_LC2;

#
# Bug #9500: Problem with WHERE clause
#
create table t2aA (col1 int);
create table t1Aa (col1 int);
select t1Aa.col1 from t1aA,t2Aa where t1Aa.col1 = t2aA.col1;
drop table t2aA, t1Aa;

# End of 4.1 tests

#
# Bug#17661 information_schema.SCHEMATA returns uppercase with lower_case_table_names = 1
#
create database mysqltest_LC2;
use mysqltest_LC2;
create table myUC (i int);
select TABLE_SCHEMA,TABLE_NAME FROM information_schema.TABLES
where TABLE_SCHEMA ='mysqltest_LC2';
use test;
drop database mysqltest_LC2;


--echo #
--echo # Bug #11758687: 50924: object names not resolved correctly 
--echo #   on lctn2 systems
--echo #

CREATE DATABASE BUP_XPFM_COMPAT_DB2;

CREATE TABLE BUP_XPFM_COMPAT_DB2.TABLE2 (c13 INT) DEFAULT CHARSET latin1;
CREATE TABLE BUP_XPFM_COMPAT_DB2.table1 (c13 INT) DEFAULT CHARSET latin1;
CREATE TABLE bup_xpfm_compat_db2.table3 (c13 INT) DEFAULT CHARSET latin1;

delimiter |;
#
CREATE TRIGGER BUP_XPFM_COMPAT_DB2.trigger1 AFTER INSERT
  ON BUP_XPFM_COMPAT_DB2.table1 FOR EACH ROW
  update BUP_XPFM_COMPAT_DB2.table1 set c13=12;
|
CREATE TRIGGER BUP_XPFM_COMPAT_DB2.TRIGGER2 AFTER INSERT
  ON BUP_XPFM_COMPAT_DB2.TABLE2 FOR EACH ROW
  update BUP_XPFM_COMPAT_DB2.table1 set c13=12;
|
CREATE TRIGGER BUP_XPFM_COMPAT_DB2.TrigGer3 AFTER INSERT
  ON BUP_XPFM_COMPAT_DB2.TaBle3 FOR EACH ROW
  update BUP_XPFM_COMPAT_DB2.table1 set c13=12;
|
delimiter ;|

SELECT trigger_schema, trigger_name, event_object_table FROM
INFORMATION_SCHEMA.TRIGGERS
  WHERE trigger_schema COLLATE utf8_bin = 'BUP_XPFM_COMPAT_DB2'
  ORDER BY trigger_schema, trigger_name;

DROP DATABASE BUP_XPFM_COMPAT_DB2;

--echo # End of 5.1 tests


--echo #
--echo # Test for bug #44738 "fill_schema_table_from_frm() opens tables without
--echo # lowercasing table name". Due to not properly normalizing table names
--echo # in lower_case_table_names modes in this function queries to I_S which
--echo # were executed through it left entries with incorrect key in table
--echo # definition cache. As result further queries to I_S that used this
--echo # function produced stale results in cases when table definition was
--echo # changed by a DDL statement. Also combination of this issue and a
--echo # similar problem in CREATE TABLE (it also has peeked into table
--echo # definition cache using non-normalized key) led to spurious
--echo # ER_TABLE_EXISTS_ERROR errors when one tried to create table with the
--echo # same name as a previously existing but dropped table.
--echo #
--disable_warnings
drop database if exists mysqltest_UPPERCASE;
drop table if exists t_bug44738_UPPERCASE;
--enable_warnings
create database mysqltest_UPPERCASE;
use mysqltest_UPPERCASE;
select database();
create table t_bug44738_UPPERCASE (i int) comment='Old comment';
create table t_bug44738_lowercase (i int) comment='Old comment';
create table t_bug44738_UPPERCASE2 (i int) comment='Old comment';
create table t_bug44738_lowercase2 (i int) comment='Old comment';
select table_schema, table_name, table_comment from information_schema.tables
  where table_schema like 'mysqltest_%' and table_name like 't_bug44738_%'
  order by table_name;
alter table t_bug44738_UPPERCASE comment='New comment';
alter table t_bug44738_lowercase comment='New comment';
alter table mysqltest_uppercase.t_bug44738_UPPERCASE2 comment='New comment';
alter table mysqltest_UPPERCASE.t_bug44738_lowercase2 comment='New comment';
--echo # There should be no stale entries in TDC for our tables after the
--echo # above ALTER TABLE statements so new version of comments should be
--echo # returned by the below query to I_S.
select table_schema, table_name, table_comment from information_schema.tables
  where table_schema like 'mysqltest_%' and table_name like 't_bug44738_%'
  order by table_name;
drop database mysqltest_UPPERCASE;
use test;

--echo # Let us check that the original test case which led to discovery
--echo # of this problem also works.
create table t_bug44738_UPPERCASE (i int);
select table_schema, table_name, table_comment from information_schema.tables
  where table_schema = 'test' and table_name like 't_bug44738_%';
drop table t_bug44738_UPPERCASE;
--echo # After the above DROP TABLE there are no entries in TDC which correspond
--echo # to our table and therefore the below statement should succeed.
create table t_bug44738_UPPERCASE (i int);
drop table t_bug44738_UPPERCASE;

--echo # Finally, let us check that another issue which was exposed by
--echo # the original test case is solved. I.e. that the table is not 
--echo # created if there is an entry for it in TDC even though it was 
--echo # removed from disk.
create table t_bug44738_UPPERCASE (i int) engine = myisam;
--echo # Load table definition in TDC.
select table_schema, table_name, table_comment from information_schema.tables
  where table_schema = 'test' and table_name like 't_bug44738_%';
--echo # Simulate manual removal of the table.
let $MYSQLD_DATADIR= `select @@datadir`;
--remove_file $MYSQLD_DATADIR/test/t_bug44738_UPPERCASE.frm
--remove_file $MYSQLD_DATADIR/test/t_bug44738_UPPERCASE.MYD
--remove_file $MYSQLD_DATADIR/test/t_bug44738_UPPERCASE.MYI
--echo # Check that still there is an entry for table in TDC.
show open tables like 't_bug44738_%';
--echo # So attempt to create table with the same name should fail.
--error ER_TABLE_EXISTS_ERROR
create table t_bug44738_UPPERCASE (i int);
--echo # And should succeed after FLUSH TABLES.
flush tables;
create table t_bug44738_UPPERCASE (i int);
drop table t_bug44738_UPPERCASE;

--echo #
--echo # Bug #21317 SHOW CREATE DATABASE does not obey to
--echo # lower_case_table_names
--echo #

create database mysql_TEST;
create table mysql_TEST.T1(a int);
show databases like 'mysql%';
show databases like 'mysql_T%';
show databases like 'mysql_t%';
show create database mysql_test;
show create database mysql_TEST;
show create table mysql_TEST.T1;
show create table mysql_test.t1;
drop database mysql_TEST;

--echo # MDEV-30765 SHOW TABLES not working properly with
--echo # lower_case_table_names=2
--echo #
create database db1;
use db1;
--echo # lowercase table name
create table `a` (a int);
--echo # uppercase table name
create table `B` (a int);

create user 'mysqltest_1'@'localhost' identified by 'password';

grant select, show view on db1.`a` to 'mysqltest_1'@'localhost';
grant select, show view on db1.`B` to 'mysqltest_1'@'localhost';

connect (conn1, localhost, mysqltest_1, password, db1);
show tables;

connection default;
disconnect conn1;
drop user 'mysqltest_1'@'localhost';
drop tables a, B;
drop database db1;

--echo #
--echo # MDEV-32025 Crashes in MDL_key::mdl_key_init with lower-case-table-names=2
--echo #

CREATE DATABASE `#mysql50#D+b1`;
ALTER DATABASE `#mysql50#D+b1` UPGRADE DATA DIRECTORY NAME;
SHOW CREATE DATABASE `D+b1`;
SHOW CREATE DATABASE `d+b1`;
DROP DATABASE `D+b1`;

CREATE DATABASE Db1;
ALTER DATABASE Db1 DEFAULT CHARACTER SET utf8;
SHOW CREATE DATABASE Db1;
SHOW CREATE DATABASE db1;
DROP DATABASE Db1;
USE test;

--echo # End of 10.4 tests

--echo #
--echo # MDEV-32973 SHOW TABLES LIKE shows temporary tables with non-matching names
--echo #
# temp tables don't preserve the letter case despite lower-case-table-names=2
create temporary table t2 (a int);
create temporary table T1 (a int);
show tables;
show tables like 't1';
show tables like 'T1';
select table_name from information_schema.tables where table_schema='test'
  and table_name='t1';
select table_name from information_schema.tables where table_schema='test'
  and table_name='T1';
show tables like '_1';
show tables like 't%';
drop temporary table t2, T1;

--echo # End of 11.2 tests