You can enable ONLY_FULL_GROUP_BY in MySQL as shown in the following query −
mysql> SET sql_mode = 'ONLY_FULL_GROUP_BY'; Query OK, 0 rows affected (0.01 sec)
As shown above, we can enable ONLY_FULL_GROUP_BY with the help of SET command.
To disable ONLY_FULL_GROUP_BY with the help of the following query −
mysql> SET GLOBAL sql_mode=(SELECT REPLACE(@@sql_mode,'ONLY_FULL_GROUP_BY','')); Query OK, 0 rows affected (0.04 sec)
We have disabled ONLY_FULL_GROUP_BY successfully.