Hi, I tried using do prefix match for StringListProperty of a data model. But it doesn't work. Could someone please tell me if there is any other way to do so.
Thanks in advance, Jyoti On Tue, Nov 18, 2008 at 10:34 AM, Jyoti Shete-Javadekar < [EMAIL PROTECTED]> wrote: > As per the GQL documentation : ( > http://code.google.com/appengine/docs/datastore/queriesandindexes.html#Defining_Indexes_With_index_yaml > ) > > "Query filters do not have an explicit way to match just part of a string > value, but you can fake a prefix match using inequality filters: > > db.GqlQuery("SELECT * FROM MyModel WHERE prop >= :1 AND prop < :2", "abc", > u"abc" + u"\ufffd") > > This matches every MyModel entity with a string property prop that begins > with the characters abc. The unicode string u"\ufffd" represents the > largest possible Unicode character. When the property values are sorted in > an index, the values that fall in this range are all of the values that > begin with the given prefix." > > Is this type of prefix match supported for StringListProperty as well? I > tried the above inequality filters for an attribute having > StringListProperty, however it did not give correct results for all queries. > Is there any other way to apply prefix filter on StringListProperty > attributes? > > Thanks, > Jyoti --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Google App Engine" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/google-appengine?hl=en -~----------~----~----~----~------~----~------~--~---
