Can anyone shed light on this? This seems like a very important thing to understand to know how to optimise!
On Sep 8, 11:14 pm, culov <cul...@gmail.com> wrote: > I would also like to know the answer to this question. > > On Sep 8, 2:08 pm, Eurig Jones <eurigjo...@gmail.com> wrote: > > > > > > > > > Yes, but what I'm asking here is SELECT queries, and not fetching by > > multiple KEYS. I've seen the documentation you linked to, but it is > > still not clear as this is using KEYS, not a basic SELECT with a > > filter or two. fetching by key is different to doing so without.. > > > "SELECT X FROM Y" returned 10 rows today, but tomorrow the exact same > > query returs 5. Would it be half the price tomorrow in terms of > > "Datastore Operations"? > > > On Sep 8, 9:58 pm, Matt Jibson <matt.jib...@gmail.com> wrote: > > > > Yes. > > > Fromhttp://code.google.com/appengine/kb/postpreviewpricing.html#operation... > > > > If I do db.get([key1, key2]), and two entities were fetched, how many > > > 'operations' have I consumed? > > > 2 entity fetches. > > > > If key2 didn't exist and only one entity was fetched, what would be the > > > cost? > > > 2 entity fetches. > > > > If db.get(key1) fetches a 5kb entity and db.get(key2) fetches a 500kb > > > entity, what's the difference in cost? > > > > No difference. > > > > On Thu, Sep 8, 2011 at 2:45 PM, Eurig Jones <eurigjo...@gmail.com> wrote: > > > > Hi, > > > > > I'm just trying to clarify here. Will a SELECT query on 10 rows be > > > > exactly twice as expensive in terms of "datastore operations" as the > > > > same SELECT query if it returned 5 rows? > > > > > Thanks! > > > > > -- > > > > You received this message because you are subscribed to the Google > > > > Groups "Google App Engine" group. > > > > To post to this group, send email to google-appengine@googlegroups.com. > > > > To unsubscribe from this group, send email to > > > > google-appengine+unsubscr...@googlegroups.com. > > > > For more options, visit this group > > > > athttp://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 google-appengine@googlegroups.com. To unsubscribe from this group, send email to google-appengine+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/google-appengine?hl=en.
