CREATE TEMPORARY TABLE table_54044 ENGINE = INNODB
AS SELECT IF(NULL  IS NOT NULL, NULL, NULL);
SHOW CREATE TABLE table_54044;
Table	Create Table
table_54044	CREATE TEMPORARY TABLE `table_54044` (
  `IF(NULL  IS NOT NULL, NULL, NULL)` binary(0) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=latin1
DROP TABLE table_54044;
CREATE TABLE tmp ENGINE = INNODB
AS SELECT COALESCE(NULL, NULL, NULL), GREATEST(NULL, NULL), NULL;
SHOW CREATE TABLE tmp;
Table	Create Table
tmp	CREATE TABLE `tmp` (
  `COALESCE(NULL, NULL, NULL)` binary(0) DEFAULT NULL,
  `GREATEST(NULL, NULL)` binary(0) DEFAULT NULL,
  `NULL` binary(0) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=latin1
DROP TABLE tmp;
CREATE TABLE t1 (a VARCHAR(3)) ENGINE=InnoDB;
INSERT INTO t1 VALUES ('foo'),('bar');
FLUSH TABLES;
CREATE TEMPORARY TABLE tmp ENGINE=InnoDB AS SELECT VALUES(a) FROM t1;
ERROR HY000: Can't create table `test`.`tmp` (errno: -1 "Internal error < 0 (Not system error)")
DROP TABLE t1;