'Type' Entity Controlling Characteristics for 'Instance' Entities - Characteristic Controls
There are 'type' entities that control the characteristics for their 'instance' entities. These are tables typically named CI_​CHTY_​<type_​entity>, e.g., CI_​CHTY_​CCTY. These type entities specify a list for its instances the valid characteristic types, default characteristic types, required characteristic types, etc. This list is the type entity's Characteristic Controls.
The following are the naming conventions for the characteristic controls:
Characteristic control class
<type_​entity>CharacteristicControl
Characteristic control collection
characteristicControls
For example, the class name for characteristic control of Customer Contact Type is CustomerContactTypeCharacteristicControl.
And the collection is defined as follows:

/**
  * @version $Revision: #1 $
  * @BusinessEntity (tableName = CI_CC_TYPE,
      oneToManyCollections = { @Child (collectionName = characteristicControls, childTableName = CI_CHTY_CCTY)})
*/