############# mysql-test\t\sql_safe_updates_func.test #####################
#                                                                         #
# Variable Name: sql_safe_updates                                         #
# Scope: SESSION                                                          #
# Access Type: Dynamic                                                    #
# Data Type: BOOLEAN                                                      #
# Default Value: 1 TRUE                                                   #
# Values:       1 TRUE, 0 FALSE                                           #
#                                                                         #
#                                                                         #
# Creation Date: 2008-02-25                                               #
# Author:  Sharique Abdullah                                              #
#                                                                         #
# Description: Test Cases of Dynamic System Variable "sql_safe_updates"   #
#              that checks behavior of this variable in the following ways#
#              * Functionality based on different values                  #
#                                                                         #
# Reference: http://dev.mysql.com/doc/refman/5.1/en/set-option.html       #
#                                                                         #
###########################################################################

--echo ** Setup **
--echo
#
# Setup
#

SET @default_sql_safe_updates = @@sql_safe_updates;

#
# Creating tables
#

CREATE TEMPORARY TABLE t1(a int PRIMARY KEY, b varchar(20));

INSERT INTO t1 VALUES(1, 'val1');
INSERT INTO t1 VALUES(2, 'val2');
INSERT INTO t1 VALUES(3, 'val3');
INSERT INTO t1 VALUES(4, 'val4');
INSERT INTO t1 VALUES(5, 'val5');
INSERT INTO t1 VALUES(6, 'val6');
INSERT INTO t1 VALUES(7, 'val7');
INSERT INTO t1 VALUES(8, 'val8');
INSERT INTO t1 VALUES(9, 'val9');



--echo '#-----------------------------FN_DYNVARS_164_01------------------------------------#'
--echo
--echo Value ON
--echo
#
# Value ON
#

SET SESSION sql_safe_updates = ON;

--echo '#-----------------------------FN_DYNVARS_164_02------------------------------------#'
#
# Without WHERE Clause
#
--echo Expected error : Update without key in safe mode
--error ER_UPDATE_WITHOUT_KEY_IN_SAFE_MODE
DELETE FROM t1;
SELECT * FROM t1;

PREPARE stmt FROM 'DELETE FROM t1;';
--echo Expected error : Update without key in safe mode
--error ER_UPDATE_WITHOUT_KEY_IN_SAFE_MODE
EXECUTE stmt;
DEALLOCATE PREPARE stmt;

--echo '#-----------------------------FN_DYNVARS_164_03------------------------------------#'
#
# With a LIMIT Clause
#
--echo Expected error : Update without key in safe mode
--error ER_UPDATE_WITHOUT_KEY_IN_SAFE_MODE
DELETE FROM t1 LIMIT 2;
SELECT * FROM t1;

--echo '#-----------------------------FN_DYNVARS_164_04------------------------------------#'
#
# With a no key WHERE Clause
#
--echo Expected error : Update without key in safe mode
--error ER_UPDATE_WITHOUT_KEY_IN_SAFE_MODE
DELETE FROM t1 WHERE b='val1';
SELECT * FROM t1;

--echo '#-----------------------------FN_DYNVARS_164_05------------------------------------#'
#
# With a key WHERE Clause
#
--echo This one should work
DELETE FROM t1 WHERE a=1;
SELECT * FROM t1;

--echo
--echo Value OFF
--echo
#
# Value OFF
#

SET SESSION sql_safe_updates = OFF;

--echo '#-----------------------------FN_DYNVARS_164_06------------------------------------#'
#
# With a no key WHERE Clause
#
--echo This one should work
DELETE FROM t1 WHERE b='val1';
SELECT * FROM t1;

--echo '#-----------------------------FN_DYNVARS_164_07------------------------------------#'
#
# With a key WHERE Clause
#
--echo This one should work
DELETE FROM t1 WHERE a=1;
SELECT * FROM t1;

--echo '#-----------------------------FN_DYNVARS_164_08------------------------------------#'
#
# With a LIMIT Clause
#
--echo This one should work
DELETE FROM t1 LIMIT 2;
SELECT * FROM t1;

--echo '#-----------------------------FN_DYNVARS_164_09------------------------------------#'
#
# Without WHERE Clause
#
--echo This one should work
--echo DELETE FROM t1;
--error ER_MIXING_NOT_ALLOWED
#DELETE FROM t1;
--echo Bug#35392 Unexpected error occurs in this statement Can't change size of the file
--echo statement is remarked because the error is uncatchable by testing framework
SELECT * FROM t1;

PREPARE stmt FROM 'DELETE FROM t1;';
--echo Expected error : Update without key in safe mode
--error ER_MIXING_NOT_ALLOWED
#EXECUTE stmt;
--echo Bug#35392 Unexpected error occurs in this statement Can't change size of the file
--echo statement is remarked because the error is uncatchable by testing framework
DEALLOCATE PREPARE stmt;


--echo '#----------------------------FN_DYNVARS_164_10--------------------------------------#'
#
# Session data integrity check
#

connect (con_int1,localhost,root,,);

connection con_int1;
SELECT @@SESSION.sql_safe_updates;
--echo 0 / FALSE Expected

SET SESSION sql_safe_updates = FALSE;

connect (con_int2,localhost,root,,);

connection con_int2;
SELECT @@SESSION.sql_safe_updates;
--echo 0 / FALSE Expected

SET SESSION sql_safe_updates = TRUE;

connection con_int2;
SELECT @@SESSION.sql_safe_updates;
--echo 1 / TRUE Expected

connection con_int1;
SELECT @@SESSION.sql_safe_updates;
--echo 0 / FALSE Expected

connection default;

disconnect con_int1;
disconnect con_int2;


#
# Cleanup
#

SET SESSION sql_safe_updates = @default_sql_safe_updates;

DROP TABLE t1;