--- title: Model and Databases summary: Learn how Silverstripe CMS manages database tables, ways to query your database and how to publish data. introduction: This guide will cover how to create and manipulate data within Silverstripe CMS and how to use the ORM (Object Relational Model) to query data. icon: database --- In Silverstripe CMS, application data will be represented by a [DataObject](api:SilverStripe\ORM\DataObject) class. A `DataObject` subclass defines the data columns, relationships and properties of a particular data record. For example, [Member](api:SilverStripe\Security\Member) is a `DataObject` which stores information about a person, CMS user or mail subscriber. [CHILDREN Exclude="How_tos"] ## How to's [CHILDREN Folder="How_Tos"]