#
# Check CREATE OR REPLACE TABLE
#

--source include/have_innodb.inc
--source include/have_metadata_lock_info.inc
--disable_warnings
drop table if exists t1,t2,t3;
--enable_warnings

#
# Create help table
#

CREATE TABLE t2 (a int);
INSERT INTO t2 VALUES(1),(2),(3);

--echo #
--echo # Check first syntax and wrong usage
--echo #

--error ER_WRONG_USAGE
CREATE OR REPLACE TABLE IF NOT EXISTS t1 (a int);

# check that we don't try to create a log table in use
--error ER_BAD_LOG_STATEMENT
create or replace table mysql.general_log (a int);
--error ER_BAD_LOG_STATEMENT
create or replace table mysql.slow_log (a int);

--echo #
--echo # Usage when table doesn't exist
--echo #

CREATE OR REPLACE TABLE t1 (a int);
--error ER_TABLE_EXISTS_ERROR
CREATE TABLE t1 (a int);
DROP TABLE t1;
CREATE OR REPLACE TEMPORARY TABLE t1 (a int);
--error ER_TABLE_EXISTS_ERROR
CREATE TEMPORARY TABLE t1 (a int, b int, c int);
DROP TEMPORARY TABLE t1;

--echo #
--echo # Testing with temporary tables
--echo #

CREATE OR REPLACE TABLE t1 (a int);
CREATE OR REPLACE TEMPORARY TABLE t1 (a int);
CREATE OR REPLACE TEMPORARY TABLE t1 (a int, b int);
SHOW CREATE TABLE t1;
DROP TEMPORARY TABLE t1;
SHOW CREATE TABLE t1;
DROP TABLE t1;

# Test also with InnoDB
create temporary table t1 (i int) engine=InnoDB;
create or replace temporary table t1 (a int, b int) engine=InnoDB;
create or replace temporary table t1 (j int);
show create table t1;
drop table t1;

# Using lock tables on normal tables with create or replace on temp tables
CREATE OR REPLACE TABLE t1 (a int);
LOCK TABLES t1 write;
CREATE OR REPLACE TEMPORARY TABLE t1 (a int);
CREATE OR REPLACE TEMPORARY TABLE t1 (a int, b int);
CREATE OR REPLACE TEMPORARY TABLE t1 (a int, b int) engine= innodb;
CREATE OR REPLACE TEMPORARY TABLE t1 (a int) engine= innodb;
CREATE OR REPLACE TEMPORARY TABLE t1 (a int, b int) engine=myisam;
SHOW CREATE TABLE t1;
DROP TEMPORARY TABLE t1;
SHOW CREATE TABLE t1;
# Verify that table is still locked
--error ER_TABLE_NOT_LOCKED
CREATE OR REPLACE TABLE t2 (a int);
DROP TABLE t1;
UNLOCK TABLES;

#
# Using CREATE SELECT
#

CREATE OR REPLACE TEMPORARY TABLE t1 (a int) SELECT * from t2;
SELECT * FROM t1;
CREATE OR REPLACE TEMPORARY TABLE t1 (b int) SELECT * from t2;
SELECT * FROM t1;
SHOW CREATE TABLE t1;
DROP TABLE t1;
CREATE TEMPORARY TABLE t1 AS SELECT a FROM t2;
CREATE TEMPORARY TABLE IF NOT EXISTS t1(a int, b int) SELECT 1,2 FROM t2;
DROP TABLE t1;

CREATE TABLE t1 (a int);
CREATE OR REPLACE TABLE t1 AS SELECT 1;
SHOW CREATE TABLE t1;
DROP TABLE t1;

create table t1 (a int);
--error ER_UPDATE_TABLE_USED
create or replace table t1 as select * from t1;
--error ER_UPDATE_TABLE_USED
create or replace table t1 as select a from (select a from t1) as t3;
--error ER_UPDATE_TABLE_USED
create or replace table t1 as select a from t2 where t2.a in (select a from t1);
drop table t1;

--echo #
--echo # Testing with normal tables
--echo #

CREATE OR REPLACE TABLE t1 (a int);
CREATE OR REPLACE TABLE t1 (a int, b int);
SHOW CREATE TABLE t1;
DROP TABLE t1;

CREATE TABLE t1 (a int) SELECT * from t2;
SELECT * FROM t1;
TRUNCATE TABLE t1;
CREATE TABLE IF NOT EXISTS t1 (a int) SELECT * from t2;
SELECT * FROM t1;
DROP TABLE t1;

CREATE TABLE t1 (i int);
CREATE OR REPLACE TABLE t1 AS SELECT 1;
SHOW CREATE TABLE t1;
DROP TABLE t1;

# Using lock tables with CREATE OR REPLACE
CREATE OR REPLACE TABLE t1 (a int);
LOCK TABLES t1 write,t2 write;
CREATE OR REPLACE TABLE t1 (a int, b int);
# Verify if table is still locked
SELECT * FROM t1;
INSERT INTO t1 values(1,1);
CREATE OR REPLACE TABLE t1 (a int, b int, c int);
INSERT INTO t1 values(1,1,1);
--error ER_TABLE_NOT_LOCKED
CREATE OR REPLACE TABLE t3 (a int);
UNLOCK TABLES;
DROP TABLE t1;

# Using lock tables with CREATE OR REPLACE ... SELECT
CREATE OR REPLACE TABLE t1 (a int);
LOCK TABLES t1 write,t2 write;
CREATE OR REPLACE TABLE t1 (a int, b int) select a,1 from t2;
# Verify if table is still locked
SELECT * FROM t2;
SELECT * FROM t1;
SELECT * FROM t1;
INSERT INTO t1 values(1,1,1);
CREATE OR REPLACE TABLE t1 (a int, b int, c int, d int);
INSERT INTO t1 values(1,1,1,1);
--error ER_TABLE_NOT_LOCKED
CREATE OR REPLACE TABLE t3 (a int);
UNLOCK TABLES;
DROP TABLE t1;

CREATE OR REPLACE TABLE t1 (a int);
LOCK TABLES t1 write,t2 write, t1 as t1_read read;
CREATE OR REPLACE TABLE t1 (a int, b int) select a,1 from t2;
SELECT * FROM t1;
SELECT * FROM t2;
--error ER_TABLE_NOT_LOCKED
SELECT * FROM t1 as t1_read;
DROP TABLE t1;
UNLOCK TABLES;

CREATE OR REPLACE TABLE t1 (a int);
LOCK TABLE t1 WRITE;
CREATE OR REPLACE TABLE t1 AS SELECT 1;
SELECT * from t1;
--error ER_TABLE_NOT_LOCKED
SELECT * from t2;
DROP TABLE t1;

--echo #
--echo # Test also with InnoDB (transactional engine)
--echo #

create table t1 (i int) engine=innodb;
lock table t1 write;
create or replace table t1 (j int);
unlock tables;
show create table t1;
drop table t1;

create table t1 (i int) engine=InnoDB;
lock table t1 write, t2 write;
create or replace table t1 (j int) engine=innodb;
unlock tables;
drop table t1;

create table t1 (i int) engine=InnoDB;
create table t3 (i int) engine=InnoDB;
insert into t3 values(1),(2),(3);
create table t4 (i int) engine=InnoDB;
insert into t4 values(1);
lock table t1 write, t2 write, t3 write, t4 write;
create or replace table t1 (a int, i int) engine=innodb select t2.a,t3.i from t2,t3;
select * from t4;
unlock tables;
select * from t1 order by a,i;
drop table t1,t3,t4;

--echo #
--echo # Test the meta data locks are freed properly
--echo #

create database mysqltest2;

drop table if exists test.t1,mysqltest2.t2;
create table test.t1 (i int) engine=myisam;
create table mysqltest2.t2 like test.t1;
lock table test.t1 write, mysqltest2.t2 write;
--replace_column 1 #
--sorted_result
select * from information_schema.metadata_lock_info;
--error ER_TABLE_MUST_HAVE_COLUMNS
create or replace table test.t1;
show tables;
--replace_column 1 #
--sorted_result
select * from information_schema.metadata_lock_info;
--error ER_TABLE_MUST_HAVE_COLUMNS
create or replace table mysqltest2.t2;
--replace_column 1 #
--sorted_result
select * from information_schema.metadata_lock_info;
create table t1 (i int);
drop table t1;

create table test.t1 (i int);
create table mysqltest2.t2 like test.t1;
lock table test.t1 write, mysqltest2.t2 write;
--replace_column 1 #
--sorted_result
select * from information_schema.metadata_lock_info;
--error ER_DUP_FIELDNAME
create or replace table test.t1 (a int) select 1 as 'a', 2 as 'a';
show tables;
--replace_column 1 #
--sorted_result
select * from information_schema.metadata_lock_info;
--error ER_DUP_FIELDNAME
create or replace table mysqltest2.t2 (a int) select 1 as 'a', 2 as 'a';
--replace_column 1 #
--sorted_result
select * from information_schema.metadata_lock_info;
create table t1 (i int);
drop table t1;

create table test.t1 (i int) engine=innodb;
create table mysqltest2.t2 like test.t1;
lock table test.t1 write, mysqltest2.t2 write;
--replace_column 1 #
--sorted_result
select * from information_schema.metadata_lock_info;
unlock tables;
drop table test.t1,mysqltest2.t2;

create table test.t1 (i int) engine=aria transactional=1 checksum=1;
create table mysqltest2.t2 like test.t1;
lock table test.t1 write, mysqltest2.t2 write;
--replace_column 1 #
--sorted_result
select * from information_schema.metadata_lock_info;
unlock tables;
drop table t1;

create table test.t1 (i int);
drop database mysqltest2;

--echo #
--echo # Testing CREATE .. LIKE
--echo #

create or replace table t1 like t2;
create or replace table t1 like t2;
show create table t1;
drop table t1;
create table t1 (b int);
lock tables t1 write, t2 read;
create or replace table t1 like t2;
SELECT * FROM t1;
INSERT INTO t1 values(1);
CREATE OR REPLACE TABLE t1 like t2;
INSERT INTO t1 values(2);
unlock tables;
show create table t1;
drop table t1;

create or replace table t1 like t2;
--error ER_NONUNIQ_TABLE
create or replace table t1 like t1;
drop table t1;

CREATE TEMPORARY TABLE t1 like t2;
--error ER_NONUNIQ_TABLE
CREATE OR REPLACE TABLE t1 like t1;
--error ER_NONUNIQ_TABLE
CREATE OR REPLACE TABLE t1 like t1;
drop table t1;

CREATE TEMPORARY TABLE t1 like t2;
CREATE OR REPLACE TEMPORARY TABLE t3 like t1;
--error ER_NONUNIQ_TABLE
CREATE OR REPLACE TEMPORARY TABLE t3 like t3;
drop table t1,t3;

--echo #
--echo # Test with prepared statements
--echo #

prepare stmt1 from 'create or replace table t1 select * from t2';
execute stmt1;
select * from t1;
execute stmt1;
select * from t1;
drop table t1;
execute stmt1;
select * from t1;
deallocate prepare stmt1;
drop table t1;

--echo #
--echo # Test with views
--echo #

create view t1 as select 1;
create table if not exists t1 (a int);
--error ER_IT_IS_A_VIEW
create or replace table t1 (a int);
--error ER_IT_IS_A_VIEW
drop table t1;
drop view t1;

--echo #
--echo # MDEV-5602 CREATE OR REPLACE obtains stricter locks than the
--echo # connection had before
--echo #

create table t1 (a int);
lock table t1 write, t2 read;
--replace_column 1 #
--sorted_result
select * from information_schema.metadata_lock_info;
create or replace table t1 (i int);
--replace_column 1 #
--sorted_result
select * from information_schema.metadata_lock_info;
create or replace table t1 like t2;
--replace_column 1 #
--sorted_result
select * from information_schema.metadata_lock_info;
create or replace table t1 select 1 as f1;
--replace_column 1 #
--sorted_result
select * from information_schema.metadata_lock_info;
drop table t1;
unlock tables;

--echo #
--echo # MDEV-6560
--echo # Assertion `! is_set() ' failed in Diagnostics_area::set_ok_status
--echo #

CREATE TABLE t1 (col_int_nokey INT)  ENGINE=InnoDB;

CREATE OR REPLACE TEMPORARY TABLE tmp LIKE t1;
LOCK TABLE t1 WRITE;

--connect (con1,localhost,root,,test)
--let $con_id = `SELECT CONNECTION_ID()`
--send CREATE OR REPLACE TABLE t1 LIKE tmp
--connection default
let $wait_condition= SELECT COUNT(*)=1 FROM information_schema.processlist
  WHERE state= 'Waiting for table metadata lock';
--source include/wait_condition.inc
--replace_result $con_id con_id
--eval KILL QUERY $con_id

--connection con1
--error ER_QUERY_INTERRUPTED
--reap
--send CREATE OR REPLACE TABLE t1 (a int)

--connection default
let $wait_condition= SELECT COUNT(*)=1 FROM information_schema.processlist
  WHERE state= 'Waiting for table metadata lock';
--source include/wait_condition.inc
--replace_result $con_id con_id
--eval KILL QUERY $con_id

--connection con1
--error ER_QUERY_INTERRUPTED
--reap
--disconnect con1
--connection default

drop table t1;

#
# Cleanup
#
DROP TABLE t2;

--echo #
--echo # MDEV-10824 - Crash in CREATE OR REPLACE TABLE t1 AS SELECT spfunc()
--echo #
CREATE TABLE t1(a INT);
CREATE FUNCTION f1() RETURNS VARCHAR(16383) RETURN 'test';
CREATE OR REPLACE TABLE t1 AS SELECT f1();
LOCK TABLE t1 WRITE;
CREATE OR REPLACE TABLE t1 AS SELECT f1();
UNLOCK TABLES;
DROP FUNCTION f1;
DROP TABLE t1;

--echo #
--echo # MDEV-11129
--echo # CREATE OR REPLACE TABLE t1 AS SELECT spfunc() crashes if spfunc()
--echo # references t1
--echo #

CREATE OR REPLACE TABLE t1(a INT);
DELIMITER $$;
CREATE FUNCTION f1() RETURNS VARCHAR(16383)
BEGIN
  INSERT INTO t1 VALUES(1);
  RETURN 'test';
END;
$$
DELIMITER ;$$
--error ER_UPDATE_TABLE_USED
CREATE OR REPLACE TABLE t1 AS SELECT f1();
LOCK TABLE t1 WRITE;
--error ER_TABLE_NOT_LOCKED
CREATE OR REPLACE TABLE t1 AS SELECT f1();
UNLOCK TABLES;

DROP FUNCTION f1;
DROP TABLE t1;


--echo #
--echo # MDEV-14410 - Assertion `table->pos_in_locked_tables == __null ||
--echo #              table->pos_in_locked_tables->table == table' failed in
--echo #              mark_used_tables_as_free_for_reuse
--echo #
CREATE TABLE t1 (a INT);
CREATE TABLE t2 (b INT);
CREATE TABLE t3 (c INT);

CREATE TRIGGER tr1 BEFORE INSERT ON t3 FOR EACH ROW INSERT INTO t1 VALUES ();
CREATE TRIGGER tr2 BEFORE INSERT ON t2 FOR EACH ROW INSERT INTO t3 SELECT * FROM t1;

LOCK TABLE t1 WRITE, t2 WRITE;
CREATE OR REPLACE TABLE t1 (i INT);
UNLOCK TABLES;
INSERT INTO t2 VALUES (1);

# Cleanup
DROP TABLE t1, t2, t3;

--echo #
--echo # MDEV-11071 - Assertion `thd->transaction.stmt.is_empty()' failed in
--echo #              Locked_tables_list::unlock_locked_tables
--echo #
CREATE TEMPORARY TABLE t1(a INT) ENGINE=InnoDB;
CREATE TEMPORARY TABLE t2(a INT);
CREATE TABLE t3(a INT);
LOCK TABLE t2 WRITE;
SELECT * FROM t2;
# drops t2
--error ER_INVALID_DEFAULT
CREATE OR REPLACE TEMPORARY TABLE t1(c INT DEFAULT '');
# make sure we didn't leave locked tables mode
--error ER_TABLE_NOT_LOCKED
SELECT * FROM t3;
# drops t1
--error ER_INVALID_DEFAULT
CREATE OR REPLACE TEMPORARY TABLE t2(c INT DEFAULT '');
# make sure we didn't leave locked tables mode
--error ER_TABLE_NOT_LOCKED
SELECT * FROM t3;
UNLOCK TABLES;
DROP TABLE t3;
