Systems and methods for data management and data processing are provided. Embodiments may include systems and methods relating to fast data selection with reasonably high quality results, and may include a faster data selection function and a slower data selection function. Various embodiments may include...http://www.google.de/patents/US20080133446?utm_source=gb-gplus-sharePatent US20080133446 - METHODS AND SYSTEMS FOR DATA MANAGEMENT USING MULTIPLE SELECTION CRITERIA