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Database Settings
Control Panel Location: Admin > System Preferences > Database Settings
This section of the Control Panel allows you to define some basic settings for your database.
Database Connection Type
You may specify whether you want to use persistent or non-persistent database connections. We recommend that you use a non-persistent connection.
Enable SQL Query Caching
Here you can determine whether or not Query Caching is enabled for your site. Query caching is one of several ways that ExpressionEngine can increase performance for your site. Read more in the Data Caching section.