Search for 'full-text search.' You'll find a number of workarounds. Depending on your use-case there are two common way people solve the issue: 1) break the text up into a ListProperty (ie each word is an element in the list), 2) implement a prefix search.
Robert On Mon, Mar 1, 2010 at 3:13 PM, Enrico Nanni <[email protected]> wrote: > Thank you Jeff! > Luckily I don't have enormous datastores, so I can manage everything in > memmory.... > thank you very much!!! > :D > Enrico > > On 1 March 2010 18:51, Jeff Schnitzer <[email protected]> wrote: >> >> Unfortunately this construct is not supported by the datastore. I >> believe there are some people working on opensource projects that >> provide text indexing in AppEngine, but I do not know their status. >> It is a nontrivial problem. >> >> Jeff >> >> On Sun, Feb 28, 2010 at 4:02 PM, Enrico Nanni <[email protected]> >> wrote: >> > Hi all! :) >> > I'm new to appengine , and i'm enjoying a lot developing a simple >> > application using Objectify-apppengine. >> > I'd like to implement a simple query that uses a LIKE construct >> > (eg select * from person p where p.description like '%guy%' ) >> > do you know how this can be done? >> > I didn't find it in the documentation... >> > Thank you very much and best regards!! >> > Enrico >> > >> > -- >> > 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. >> > >> >> -- >> 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. >> > > -- > 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. > -- 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.
