WHMCS allows you to prune logs to reduce the size of the database and reduce disk space.
Troubleshoot and resolve Unable to connect to the database errors.
You must disable MySQL® Strict Mode (sql_mode) to run WHMCS on your server. We recommend disabling this immediately after you finish installation.
You can configure WHMCS to use an encrypted MySQL® database. This requires additional steps to add settings to your configuration.php file.
You can migrate your data between local storage locations, or migrate data from an existing location like an Amazon S3™ bucket.
You can easily migrate your WHMCS installation's data storage between locations.
If a serious problem occurs, you can restore your WHMCS database from a recent backup.