SET @start_use_trim = @@global.innodb_use_trim;
SELECT @start_use_trim;
@start_use_trim
1
SELECT COUNT(@@GLOBAL.innodb_use_trim);
COUNT(@@GLOBAL.innodb_use_trim)
1
1 Expected
SET @@GLOBAL.innodb_use_trim=1;
Warnings:
Warning	131	Using innodb_use_trim is deprecated and the parameter will be removed in MariaDB 10.3.
SELECT COUNT(@@GLOBAL.innodb_use_trim);
COUNT(@@GLOBAL.innodb_use_trim)
1
1 Expected
SELECT IF(@@GLOBAL.innodb_use_trim, 'ON', 'OFF') = VARIABLE_VALUE
FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES
WHERE VARIABLE_NAME='innodb_use_trim';
IF(@@GLOBAL.innodb_use_trim, 'ON', 'OFF') = VARIABLE_VALUE
1
1 Expected
SELECT COUNT(@@GLOBAL.innodb_use_trim);
COUNT(@@GLOBAL.innodb_use_trim)
1
1 Expected
SELECT COUNT(VARIABLE_VALUE)
FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES 
WHERE VARIABLE_NAME='innodb_use_trim';
COUNT(VARIABLE_VALUE)
1
1 Expected
SET @@global.innodb_use_trim = @start_use_trim;
Warnings:
Warning	131	Using innodb_use_trim is deprecated and the parameter will be removed in MariaDB 10.3.
SELECT @@global.innodb_use_trim;
@@global.innodb_use_trim
1