Re: [hibernate-dev] Query#iterate

+1 to remove On 27 January 2017 at 18:34, Vlad Mihalcea <mihalcea.vlad(a)gmail.com&gt; wrote: > I'm for removing it even if it didn't complicate the query parser. > > Vlad > > On Fri, Jan 27, 2017 at 8:26 PM, Steve Ebersole <steve(a)hibernate.org&gt; wrote: > >> Because the behavior is also fundamentally questionable. >> >> On Fri, Jan 27, 2017 at 12:17 PM Christian Beikov < >> christian.beikov(a)gmail.com&gt; wrote: >> >>> I'm sorry, I apparently confused iterate() with scroll() then, so forget >>> what I wrote before ^^ >>> >>> In face of that new info, I actually don't know of any actual users. >> After >>> thinking a bit about it, why not make that behavior configurable via >>> setProperty and drop that method? >>> >>> >>> Am 27.01.2017 um 19:01 schrieb Steve Ebersole: >>> >>> On Fri, Jan 27, 2017 at 9:51 AM Christian Beikov < >>> christian.beikov(a)gmail.com&gt; wrote: >>> >>> I just know of people that are using iterate() now for efficient >>> incremental processing, but I guess any other approach(streams maybe?) >>> to do incremental processing would be good enough for these users. >>> >>> >>> ScrollableResults do not meet that need? >>> >>> >>> >>> Unfortunately I don't know what a shallow query is or what the >>> implication on the query or the processing of being shallow are. >>> >>> >>> Just what I said before. "shallow" is simply a boolean flag that is part >>> of the translator. It is set to true when the translation is triggered >>> from Query#iterate. When the translation is triggered from Query#list or >>> Query#scroll it is set to false. >>> >>> >>> >>> I guess this has to do with how row processing is done? >>> >>> >>> The main thing is effects is the SQL we render. For "entity returns" it >>> simply selects the ids and we expect to then load them (immediately!) by >>> that id (N+1). Its usefulness is actually VERY limited in scope as it >>> actually performs horrendously in, what, 95-99% of use cases? >>> >>> Interestingly it really does not have much effect on "row processing". >>> >>> >>> >> _______________________________________________ >> hibernate-dev mailing list >> hibernate-dev(a)lists.jboss.org >> https://lists.jboss.org/mailman/listinfo/hibernate-dev >> > _______________________________________________ > hibernate-dev mailing list > hibernate-dev(a)lists.jboss.org > https://lists.jboss.org/mailman/listinfo/hibernate-dev _______________________________________________ hibernate-dev mailing list hibernate-dev(a)lists.jboss.org https://lists.jboss.org/mailman/listinfo/hibernate-dev