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Directory :  /www/server/mysql/src/mysql-test/suite/sys_vars/t/

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Current File : /www/server/mysql/src/mysql-test/suite/sys_vars/t/default_authentication_plugin_basic.test
####################################################################
#   Displaying default value                                       #
####################################################################
SELECT  @@GLOBAL.default_authentication_plugin;
SELECT COUNT(@@GLOBAL.default_authentication_plugin);
--echo 1 Expected


####################################################################
#   Check if Value can set                                         #
####################################################################

--error ER_INCORRECT_GLOBAL_LOCAL_VAR
SET @@GLOBAL.default_authentication_plugin=1;
--echo Expected error 'Read only variable'

SELECT COUNT(@@GLOBAL.default_authentication_plugin);
--echo 1 Expected




#################################################################
# Check if the value in GLOBAL Table matches value in variable  #
#################################################################

--disable_warnings
SELECT @@GLOBAL.default_authentication_plugin = VARIABLE_VALUE
FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES
WHERE VARIABLE_NAME='default_authentication_plugin';
--enable_warnings
--echo 1 Expected

SELECT COUNT(@@GLOBAL.default_authentication_plugin);
--echo 1 Expected

--disable_warnings
SELECT COUNT(VARIABLE_VALUE)
FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES
WHERE VARIABLE_NAME='default_authentication_plugin';
--enable_warnings
--echo 1 Expected



################################################################################
#  Check if accessing variable with and without GLOBAL point to same variable  #
################################################################################
SELECT @@default_authentication_plugin = @@GLOBAL.default_authentication_plugin;
--echo 1 Expected



################################################################################
#   Check if default_authentication_plugin can be accessed with and without    #
#   @@ sign                                                                    #
################################################################################

SELECT COUNT(@@default_authentication_plugin);
--echo 1 Expected

--Error ER_INCORRECT_GLOBAL_LOCAL_VAR
SELECT COUNT(@@local.default_authentication_plugin);
--echo Expected error 'Variable is a GLOBAL variable'

--Error ER_INCORRECT_GLOBAL_LOCAL_VAR
SELECT COUNT(@@SESSION.default_authentication_plugin);
--echo Expected error 'Variable is a GLOBAL variable'

SELECT COUNT(@@GLOBAL.default_authentication_plugin);
--echo 1 Expected

--Error ER_BAD_FIELD_ERROR
SELECT default_authentication_plugin = @@SESSION.default_authentication_plugin;
--echo Expected error 'Readonly variable'

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