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#
# 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 r/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);
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;
#
# 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);
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 # 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;
create table t_bug44738_UPPERCASE (i int) comment='Old comment';
create table t_bug44738_lowercase (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';
--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 fuse in CREATE TABLE
--echo # which ensures that table is not created if there is an entry for
--echo # it in TDC even though it was removed from disk uses normalized
--echo # version of the table name.
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 # After manual removal of table still there should be an entry for table
--echo # in TDC 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;
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