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############# mysql-test\t\max_sp_recursion_depth_func.test ################### # # # Variable Name: max_sp_recursion_depth # # Scope: SESSION # # Access Type: Dynamic # # Data Type: NUMERIC # # Default Value: 0 # # Max Value: 25 # # # # # # Creation Date: 2008-03-02 # # Author: Sharique Abdullah # # # # Description: Test Cases of Dynamic System Variable "max_sp_recursion_depth # # 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/server-system-variables.html# # option_mysqld_max_sp_recursion_depth # # # ############################################################################### # # Setup # SET @session_max_recursion_depth = @@SESSION.max_sp_recursion_depth; --echo '#--------------------FN_DYNVARS_099_01-------------------------#' ########################################################## # Test behavior of variable on new connection # 01 # ########################################################## --echo ** Connecting test_con1 using username 'root' ** CONNECT (test_con1,localhost,root,,); --echo ** Connection test_con1 ** CONNECTION test_con1; # Setting session value of variable SET @@session.max_sp_recursion_depth = 10; SELECT @@session.max_sp_recursion_depth; # create procedure to add rows --disable_warnings DROP PROCEDURE IF EXISTS sp_addRecords; --enable_warnings DELIMITER //; CREATE PROCEDURE sp_addRecords (IN var1 INT,IN var2 INT) BEGIN SELECT var1,var2; IF var1 < var2 THEN CALL sp_addRecords(var1+1,var2); SELECT var1,var2; END IF; END // DELIMITER ;// CALL sp_addRecords(0,8); --echo '#--------------------FN_DYNVARS_099_02-------------------------#' ########################################################## # Test behavior of variable on new connection # 02 # ########################################################## --echo ** Connecting test_con2 using username 'root' ** CONNECT (test_con2,localhost,root,,); --echo ** Connection test_con2 ** connection test_con2; # Setting session value of variable and inserting data in table SET @@session.max_sp_recursion_depth = 4; SELECT @@session.max_sp_recursion_depth; # create procedure to add rows --disable_warnings DROP PROCEDURE IF EXISTS sp_addRecords1; --enable_warnings DELIMITER //; CREATE PROCEDURE sp_addRecords1 (IN var1 INT,IN var2 INT) BEGIN SELECT var1,var2; IF var1 < var2 THEN CALL sp_addRecords1(var1+1,var2); SELECT var1,var2; END IF; END // DELIMITER ;// CALL sp_addRecords1(0,4); --echo '#---------------------FN_DYNVARS_99_03----------------------#' #################################################################### # Check if max_sp_recursion_depth value is set to 10 # #################################################################### SET @@max_sp_recursion_depth = 10; # create procedure to add rows --disable_warnings DROP PROCEDURE IF EXISTS sp_addRecords2; --enable_warnings DELIMITER //; CREATE PROCEDURE sp_addRecords2(IN var1 INT,IN var2 INT) BEGIN SELECT var1,var2; IF var1 < var2 THEN CALL sp_addRecords2(var1+1,var2); SELECT var1,var2; END IF; END // DELIMITER ;// CALL sp_addRecords2(0,8); --echo '#---------------------FN_DYNVARS_99_04----------------------#' ############################################################################### #Check if max_sp_recursion_depth value is set lower then called recursion value ############################################################################### SET @@max_sp_recursion_depth = 4; # create procedure to add rows #DROP PROCEDURE IF EXISTS sp_addRecords1; --disable_warnings DROP PROCEDURE IF EXISTS sp_addRecords3; --enable_warnings DELIMITER //; CREATE PROCEDURE sp_addRecords3 (IN var1 INT,IN var2 INT) BEGIN SELECT var1,var2; IF var1 < var2 THEN CALL sp_addRecords3(var1+1,var2); SELECT var1,var2; END IF; END // DELIMITER ;// --echo Expected error 'SP Recursion limit' --ERROR ER_SP_RECURSION_LIMIT CALL sp_addRecords3(0,8); # # Cleanup # --echo ** Connection default ** connection default; --echo ** Disconnecting test_con1, test_con2 ** disconnect test_con1; disconnect test_con2; --disable_warnings DROP PROCEDURE IF EXISTS sp_addRecords; DROP PROCEDURE IF EXISTS sp_addRecords1; DROP PROCEDURE IF EXISTS sp_addRecords2; DROP PROCEDURE IF EXISTS sp_addRecords3; --enable_warnings SET @@SESSION.max_sp_recursion_depth = @session_max_recursion_depth;