Wondering how to resolve Incompatible with sql_mode=only_full_group_by? Our in-house experts are here to help you out with this article. Our mysql support is here to offer a lending hand with your queries and issues.

Incompatible with sql_modeonly_full_group_by

While migrating a client website from one WHM/cPanel to another WHM/cPanel,

We got an SQL error “Incompatible with sql_mode=only_full_group_by“. Below is the complete error message.

SELECT list is not in GROUP BY clause and contains nonaggregated column 'dbname.p.picfile'

Today, let us see the steps followed by our support techs to resolve incompatible error

GROUP BYCopy Code

ONLY_FULL_GROUP_BYCopy Code

sql_modeCopy Code

GROUP BYCopy Code

Remove 

ONLY_FULL_GROUP_BYCopy Code

 in

my.cnfCopy Code

file

If you have access to MySQL configuration file

my.cnfCopy Code

# vim /etc/mysql/my.cnf

and add the below line to the end of the file:

[mysqld]  
 sql_mode = "STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION"Copy Code

Restart the MySQL service:

# systemctrl restart mysql

Remove 

ONLY_FULL_GROUP_BYCopy Code

in WHM/cPanel

If your domain is on a cPanel (Shared Hosting), then you need to contact your hosting provider to update the same.

If you have access to WHM, then access

PHPMyAdmin Copy Code

SQL ServicesCopy Code

Click on

Variables Copy Code

SQL_MODECopy Code

Click on edit button and change remove

ONLY_FULL_GROUP_BYCopy Code

saveCopy Code

That’s it!

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Conclusion

In this article, we provide a quick and simple solution from our Support team to how to resolve Incompatible with sql_mode=only_full_group_by