1 hour video? Nice :) I have rather big entity, with over 100 properties, I will query maybe on 5 of them, so I was wondering if I can turn off indexing for all of them and just on for those 5.
On Dec 14, 10:39 pm, "Ikai Lan (Google)" <ika...@google.com> wrote: > Every property creates 2 indexes, so if you don't want to incur write > operations, mark properties you will never query on (select from people > where age=26 - you need both an ASC and DESC index on the "age" property) > as unindexed. > > Here's an old but good talk about how these indexes are used and why they > are needed: > > http://www.youtube.com/watch?v=tx5gdoNpcZM > > -- > Ikai Lan > Developer Programs Engineer, Google App Engine > plus.ikailan.com | twitter.com/ikai > > > > > > > > On Wed, Dec 14, 2011 at 1:09 AM, Paul <pgronkiew...@gmail.com> wrote: > > Hi, > > > I am looking through my app and there are many index writes, way too > > many. How to handle them properly? I guess I should set unindexed to > > most properties, can I do it for whole entity and then just set > > "false" on fields that I want indexed? Will that work? > > > @Extension(vendorName "datanucleus", key "gae. > > unindexed", value"true") > > > Is there any way to see what is indexed and where do my index write > > operations come from? My other problem is that even when I am not > > doing any db operations, I have few hundred index write ops per day. > > The only thing that is happening is pingdom testing my login page, > > without doing anything. How can I track what is doing that operations? > > > -- > > You received this message because you are subscribed to the Google Groups > > "Google App Engine for Java" group. > > To post to this group, send email to > > google-appengine-java@googlegroups.com. > > To unsubscribe from this group, send email to > > google-appengine-java+unsubscr...@googlegroups.com. > > For more options, visit this group at > >http://groups.google.com/group/google-appengine-java?hl=en. -- You received this message because you are subscribed to the Google Groups "Google App Engine for Java" group. To post to this group, send email to google-appengine-java@googlegroups.com. To unsubscribe from this group, send email to google-appengine-java+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/google-appengine-java?hl=en.
