Edit File: innodb_stats_method_basic.result
SET @start_global_value = @@global.innodb_stats_method; SELECT @start_global_value; @start_global_value nulls_equal Valid values are 'nulls_equal', 'nulls_unequal', 'nulls_ignored' SELECT @@global.innodb_stats_method in ('nulls_equal', 'nulls_unequal', 'nulls_ignored'); @@global.innodb_stats_method in ('nulls_equal', 'nulls_unequal', 'nulls_ignored') 1 SELECT @@global.innodb_stats_method; @@global.innodb_stats_method nulls_equal SELECT @@session.innodb_stats_method; ERROR HY000: Variable 'innodb_stats_method' is a GLOBAL variable SHOW global variables LIKE 'innodb_stats_method'; Variable_name Value innodb_stats_method nulls_equal SHOW session variables LIKE 'innodb_stats_method'; Variable_name Value innodb_stats_method nulls_equal SELECT * FROM information_schema.global_variables WHERE variable_name='innodb_stats_method'; VARIABLE_NAME VARIABLE_VALUE INNODB_STATS_METHOD nulls_equal SELECT * FROM information_schema.session_variables WHERE variable_name='innodb_stats_method'; VARIABLE_NAME VARIABLE_VALUE INNODB_STATS_METHOD nulls_equal SET global innodb_stats_method='nulls_equal'; SELECT @@global.innodb_stats_method; @@global.innodb_stats_method nulls_equal SELECT * FROM information_schema.global_variables WHERE variable_name='innodb_stats_method'; VARIABLE_NAME VARIABLE_VALUE INNODB_STATS_METHOD nulls_equal SELECT * FROM information_schema.session_variables WHERE variable_name='innodb_stats_method'; VARIABLE_NAME VARIABLE_VALUE INNODB_STATS_METHOD nulls_equal SET @@global.innodb_stats_method='nulls_unequal'; SELECT @@global.innodb_stats_method; @@global.innodb_stats_method nulls_unequal SELECT * FROM information_schema.global_variables WHERE variable_name='innodb_stats_method'; VARIABLE_NAME VARIABLE_VALUE INNODB_STATS_METHOD nulls_unequal SELECT * FROM information_schema.session_variables WHERE variable_name='innodb_stats_method'; VARIABLE_NAME VARIABLE_VALUE INNODB_STATS_METHOD nulls_unequal SET global innodb_stats_method=2; SELECT @@global.innodb_stats_method; @@global.innodb_stats_method nulls_ignored SELECT * FROM information_schema.global_variables WHERE variable_name='innodb_stats_method'; VARIABLE_NAME VARIABLE_VALUE INNODB_STATS_METHOD nulls_ignored SELECT * FROM information_schema.session_variables WHERE variable_name='innodb_stats_method'; VARIABLE_NAME VARIABLE_VALUE INNODB_STATS_METHOD nulls_ignored SET session innodb_stats_method='nulls_equal'; ERROR HY000: Variable 'innodb_stats_method' is a GLOBAL variable and should be set with SET GLOBAL SET @@session.innodb_stats_method='nulls_ignored'; ERROR HY000: Variable 'innodb_stats_method' is a GLOBAL variable and should be set with SET GLOBAL SET global innodb_stats_method=1.1; ERROR 42000: Incorrect argument type to variable 'innodb_stats_method' SET global innodb_stats_method=4; ERROR 42000: Variable 'innodb_stats_method' can't be set to the value of '4' SET global innodb_stats_method=-2; ERROR 42000: Variable 'innodb_stats_method' can't be set to the value of '-2' SET global innodb_stats_method=1e1; ERROR 42000: Incorrect argument type to variable 'innodb_stats_method' SET global innodb_stats_method='some'; ERROR 42000: Variable 'innodb_stats_method' can't be set to the value of 'some' SET @@global.innodb_stats_method = @start_global_value; SELECT @@global.innodb_stats_method; @@global.innodb_stats_method nulls_equal