Edit File: updatable_views_with_limit_func.test
############ mysql-test\t\updatable_views_with_limit_func.test ################# # # #Variable Name: updatable_views_with_limit # #Scope: SESSION # #Access Type: Dynamic # #Data Type: Enumeration # #Default Value: - # #Values: - # # # # # #Creation Date: 2008-03-02 # #Author: Sharique Abdullah # # # #Description: Test Cases of Dynamic System Variable "updatable_views_with_limit# # 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_updatable_views_with_limit # # # ################################################################################ # # Setup # SET @session_updatable_views_with_limit = @@Session.UPDATABLE_VIEWS_WITH_LIMIT; --disable_warnings DROP TABLE IF EXISTS t1; --enable_warnings ################################ # Creating table # ################################ CREATE TABLE t1 (a INT, b INT, c INT, PRIMARY KEY(a,b)); ################################## # Inserting values in the table # ################################## INSERT INTO t1 VALUES (10,2,-1), (20,3,-2), (30,4,-3), (40,5,-4); #################################### # Creating views # #################################### CREATE VIEW v1 (x,y) AS SELECT a, c FROM t1; --echo ** Connecting test_con1 using username 'root' ** CONNECT (test_con1,localhost,root,,); --echo ** Connection test_con1 ** CONNECTION test_con1; SET @@Session.UPDATABLE_VIEWS_WITH_LIMIT=YES; # # Testing WITH a limit clause # --echo Warning expected, 'View does not contain complete key of the table' UPDATE v1 SET x=x+6 LIMIT 1; SELECT * FROM t1; # # Testing WITHOUT a limit clause # UPDATE v1 SET x=x+5; SELECT * FROM t1; --echo ** Connecting test_con2 using username 'root' ** CONNECT (test_con2,localhost,root,,); --echo ** Connection test_con2 ** CONNECTION test_con2; SET @@Session.UPDATABLE_VIEWS_WITH_LIMIT=NO; SELECT @@SESSION.UPDATABLE_VIEWS_WITH_LIMIT; --ERROR ER_NON_UPDATABLE_TABLE UPDATE v1 SET x=x+10 LIMIT 1; --echo Expected error 'Non updatable table' SELECT * FROM t1; --echo '#---------------------FN_DYNVARS_039_01----------------------#' ###################################### # Setting value to NO # ###################################### SET UPDATABLE_VIEWS_WITH_LIMIT=NO; -- error ER_NON_UPDATABLE_TABLE UPDATE v1 SET x=x+1 LIMIT 1; --echo Expected error 'Non updatable table' SET UPDATABLE_VIEWS_WITH_LIMIT=0; -- error ER_NON_UPDATABLE_TABLE UPDATE v1 SET x=x+1 LIMIT 1; --echo Expected error 'Non updatable table' --echo '#---------------------FN_DYNVARS_039_02----------------------#' ###################################### # Setting value to Default # ###################################### --echo Warning expected, 'View does not contain complete key of the table' SET UPDATABLE_VIEWS_WITH_LIMIT=DEFAULT; UPDATE v1 SET x=x+1 LIMIT 1; --echo Warning expected, 'View does not contain complete key of the table' SET UPDATABLE_VIEWS_WITH_LIMIT=YES; UPDATE v1 SET x=x+2 LIMIT 1; # # Cleanup # --echo ** Connection default ** connection default; --echo ** Disconnecting test_con1, test_con2 ** disconnect test_con1; disconnect test_con2; SET @@SESSION.updatable_views_with_limit = @session_updatable_views_with_limit; --disable_warnings DROP VIEW IF EXISTS v1; DROP TABLE IF EXISTS t1; --enable_warnings
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