MINI MINI MANI MO

SELECT @@session.show_create_table_verbosity;
@@session.show_create_table_verbosity
0
SHOW SESSION VARIABLES LIKE 'show_create_table_verbosity';
Variable_name	Value
show_create_table_verbosity	OFF
SELECT * FROM information_schema.session_variables WHERE variable_name='show_create_table_verbosity';
VARIABLE_NAME	VARIABLE_VALUE
SHOW_CREATE_TABLE_VERBOSITY	OFF
#Also can be set as a global variable.
SELECT @@global.show_create_table_verbosity;
@@global.show_create_table_verbosity
0
SHOW GLOBAL VARIABLES LIKE 'show_create_table_verbosity';
Variable_name	Value
show_create_table_verbosity	OFF
SELECT * FROM information_schema.global_variables WHERE variable_name='show_create_table_verbosity';
VARIABLE_NAME	VARIABLE_VALUE
SHOW_CREATE_TABLE_VERBOSITY	OFF
#Test setting the variable to various values.
#Boolean values.
SET SESSION show_create_table_verbosity= ON;
SELECT @@session.show_create_table_verbosity;
@@session.show_create_table_verbosity
1
SET SESSION show_create_table_verbosity= OFF;
SELECT @@session.show_create_table_verbosity;
@@session.show_create_table_verbosity
0
SET SESSION show_create_table_verbosity= 1;
SELECT @@session.show_create_table_verbosity;
@@session.show_create_table_verbosity
1
SET SESSION show_create_table_verbosity= 0;
SELECT @@session.show_create_table_verbosity;
@@session.show_create_table_verbosity
0
#Test for DEFAULT value.
SET SESSION show_create_table_verbosity= DEFAULT;
SELECT @@session.show_create_table_verbosity;
@@session.show_create_table_verbosity
0
#Test for invalid value.
SET SESSION show_create_table_verbosity= 2;
ERROR 42000: Variable 'show_create_table_verbosity' can't be set to the value of '2'
#Test for setting the session variable
#using different syntax.
SET show_create_table_verbosity= 1;
#Fetches the current session value for the variable.
SELECT @@show_create_table_verbosity;
@@show_create_table_verbosity
1
#cleanup
SET SESSION show_create_table_verbosity= DEFAULT;
#Test setting the global value of the variable.
#Boolean values.
SET GLOBAL show_create_table_verbosity= ON;
SELECT @@global.show_create_table_verbosity;
@@global.show_create_table_verbosity
1
SET GLOBAL show_create_table_verbosity= OFF;
SELECT @@global.show_create_table_verbosity;
@@global.show_create_table_verbosity
0
SET GLOBAL show_create_table_verbosity= 1;
SELECT @@global.show_create_table_verbosity;
@@global.show_create_table_verbosity
1
SET GLOBAL show_create_table_verbosity= 0;
SELECT @@session.show_create_table_verbosity;
@@session.show_create_table_verbosity
0
#Test for DEFAULT value.
SET GLOBAL show_create_table_verbosity= DEFAULT;
SELECT @@global.show_create_table_verbosity;
@@global.show_create_table_verbosity
0
#Test for invalid value.
SET GLOBAL show_create_table_verbosity= 2;
ERROR 42000: Variable 'show_create_table_verbosity' can't be set to the value of '2'