I am not from google, but yes. On Mar 23, 2011 3:07 PM, "Prashant" <[email protected]> wrote: > anyone from google ? > > On 23 March 2011 15:45, Prashant <[email protected]> wrote: > >> hi, >> >> appengine docs says - >> >> *"*When implementing the code for tasks (as worker URLs within your app), >> it is important to consider whether the task is idempotent< http://en.wikipedia.org/wiki/idempotent>. >> App Engine's Task Queue API is designed to only invoke a given task once, >> however *it is possible in exceptional circumstances that a task may >> execute multiple times* (e.g. in the unlikely case of major system >> failure). Thus, your code must ensure that there are no harmful side-effects >> of repeated execution.*"* >> >> >> my doubt is - >> >> in exceptional circumstances, is it possible that repeated task executions >> happen in parallel (i.e. multiple invocations of same task on same or >> different systems at the same time) ? >> >> -- >> Prashant >> > > -- > 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. >
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