set tidb_cost_model_version=1;
SHOW GLOBAL VARIABLES WHERE Variable_name LIKE "abc";
Variable_name	Value
SHOW GLOBAL VARIABLES LIKE "abc";
Variable_name	Value
SHOW SESSION VARIABLES WHERE Variable_name LIKE "abc";
Variable_name	Value
SHOW SESSION VARIABLES LIKE "abc";
Variable_name	Value
SHOW VARIABLES WHERE Variable_name LIKE "abc";
Variable_name	Value
SHOW VARIABLES LIKE "abc";
Variable_name	Value
#
# Bug#29664758: REGRESSION: ASSERTION FAILED: M_WHERE_COND->IS_BOOL_FUNC()
#
CREATE TABLE t1 (i INT);
SHOW DATABASES WHERE 0;
Database
SHOW TABLES WHERE 0;
Tables_in_show_variables
SHOW TRIGGERS WHERE 0;
Trigger	Event	Table	Statement	Timing	Created	sql_mode	Definer	character_set_client	collation_connection	Database Collation
SHOW EVENTS WHERE 0;
Db	Name	Time zone	Definer	Type	Execute At	Interval Value	Interval Field	Starts	Ends	Status	Originator	character_set_client	collation_connection	Database Collation
SHOW TABLE STATUS WHERE 0;
Name	Engine	Version	Row_format	Rows	Avg_row_length	Data_length	Max_data_length	Index_length	Data_free	Auto_increment	Create_time	Update_time	Check_time	Collation	Checksum	Create_options	Comment
SHOW OPEN TABLES WHERE 0;
Database	Table	In_use	Name_locked
SHOW COLUMNS FROM t1 WHERE 0;
Field	Type	Null	Key	Default	Extra
SHOW KEYS FROM t1 WHERE 0;
Table	Non_unique	Key_name	Seq_in_index	Column_name	Collation	Cardinality	Sub_part	Packed	Null	Index_type	Comment	Index_comment	Visible	Expression	Clustered
SHOW STATUS WHERE 0;
Variable_name	Value
SHOW VARIABLES WHERE 0;
Variable_name	Value
SHOW CHARACTER SET WHERE 0;
Charset	Description	Default collation	Maxlen
SHOW COLLATION WHERE 0;
Collation	Charset	Id	Default	Compiled	Sortlen
SHOW PROCEDURE STATUS WHERE 0;
Db	Name	Type	Definer	Modified	Created	Security_type	Comment	character_set_client	collation_connection	Database Collation
SHOW FUNCTION STATUS WHERE 0;
Db	Name	Type	Definer	Modified	Created	Security_type	Comment	character_set_client	collation_connection	Database Collation
DROP TABLE t1;