Document Revision History

This table describes the changes to Predicate Programming Guide.

2010-06-14Revised introductory article for clarity; corrected minor error in Predicate Format String From a Spotlight Search in Finder.
2009-11-17Corrected description of operations supported by Core Data SQLite store.
2009-02-03Updated for iOS 3.0.
2008-10-15Clarified example of BETWEEN operator.
2006-10-03Clarified issues with variable substitution in Predicate Format String Syntax and added an example for Booleans.
2006-05-23Clarified the use of wildcards in the LIKE operator.
2006-04-04Moved discussion of Core Data model-based fetch requests to "Core Data Programming Guide."
2006-03-08Clarified need for key-value coding compliance for keys to be used in a predicate.
2006-01-10Corrected typographical errors.
2005-11-09Corrected minor typographical errors.
2005-10-04Clarified relationships examples; added section on regular expressions.
2005-08-11Added information comparing NSPredicate with Spotlight queries, and described how to use predicates with Cocoa bindings and Core Data.
2005-07-07Corrected minor typographical errors.
2005-04-29New document that describes how to specify queries in Cocoa.