Re: [appengine-java] Re: Have to load many objects vs. getObjectById()

2010-04-04 Thread Raymond Ling
currently seems JDO getObjectsById(...) not support. I perform batch get by low-level DatastoreService On Sun, Apr 4, 2010 at 12:12 PM, datanucleus andy_jeffer...@yahoo.comwrote: getObjectsById(...) -- You received this message because you are subscribed to the Google Groups Google App

[appengine-java] Re: Have to load many objects vs. getObjectById()

2010-04-04 Thread niraj
getObjectsByIds(List Keys) is not of much use if you are using Memcache. there is no way to know for which keys you have an entry in Memcache and for which keys you dont. Vote on the issue here - http://code.google.com/p/googleappengine/issues/detail?id=3052 for feature request On Apr 3,

[appengine-java] Re: Have to load many objects vs. getObjectById()

2010-04-03 Thread Robert Lancer
You can get many Entities by Key, check out http://code.google.com/appengine/docs/java/javadoc/com/google/appengine/api/datastore/DatastoreService.html#get(java.lang.Iterable) On Apr 3, 4:36 pm, Henning henning2...@hotmail.de wrote: Hello, if I have the keys for many objects and want to

[appengine-java] Re: Have to load many objects vs. getObjectById()

2010-04-03 Thread datanucleus
getObjectsById(...) -- 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-j...@googlegroups.com. To unsubscribe from this group, send email to