Thanks for the feedback. Btw, using low level api should have better performance than using jdo ? And also, (regardless of jdo or low level api) making persistent a collection of entities is *significantly* better than one at a time ?
On 10 July 2010 17:22, John Patterson <[email protected]> wrote: > You can use the RemoteDatastore to do bulk puts directly from your desktop > to the live datastore. It is extremely fast as it simply forwards on the > binary protocol buffer data from one environment to another. > > http://code.google.com/p/remote-datastore/ > > > On 10 Jul 2010, at 20:06, Robert Lancer wrote: > > What I would do is create a servlet that accepts a row or rows of the >> spreadsheet as params, and then create a local java app to read from >> the spreadsheet and gradually feed the spreadsheet to the servlet, app >> engine accepts up to 500 entities in a put. >> >> On Jul 10, 7:56 am, Ice13ill <[email protected]> wrote: >> >>> I want to upload big number of objects (from an xls file) into >>> datastore. What is the best way (least time consuming) for inserting >>> and deleting a collection of entities ? >>> >> >> -- >> 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 >> [email protected]. >> To unsubscribe from this group, send email to >> [email protected]<google-appengine-java%[email protected]> >> . >> 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 > [email protected]. > To unsubscribe from this group, send email to > [email protected]<google-appengine-java%[email protected]> > . > 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 [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-java?hl=en.
