You are reading the AEM 6.1 version of Search.
This documentation is also available for the following versions:  AEM 6.2  AEM 6.0 

You use the query builder to search in AEM. Specifically, anytime you work with the AEM features (such as Sites/Siteadmin search, Asset/DAMAdmin search, andAsset Share), you use the query builder. The following provide additional information on using and customizing the query builder: