Yes, thats the workaround - I'll try that. Would you agree it would be better for internal optimizations to process this within a single statement?
2017-02-09 10:32 GMT+01:00 Ben Slater <ben.sla...@instaclustr.com>: > Yep, that makes it clear. I think an unlogged batch of prepared statements > with one statement per PK tuple would be roughly equivalent? And probably > no more complex to generate in the client? > > On Thu, 9 Feb 2017 at 20:22 Benjamin Roth <benjamin.r...@jaumo.com> wrote: > >> Maybe that makes it clear: >> >> DELETE FROM ks.cf WHERE (partitionkey1, partitionkey2) IN ((1, 2), (1, >> 3), (2, 3), (3, 4)); >> >> If want to delete or select a bunch of records identified by their >> multi-partitionkey tuples. >> >> 2017-02-09 10:18 GMT+01:00 Ben Slater <ben.sla...@instaclustr.com>: >> >> Are you looking this to be equivalent to (PK1=1 AND PK2=2) or are you >> looking for (PK1 IN (1,2) AND PK2 IN (1,2)) or something else? >> >> Cheers >> Ben >> >> On Thu, 9 Feb 2017 at 20:09 Benjamin Roth <benjamin.r...@jaumo.com> >> wrote: >> >> Hi Guys, >> >> CQL says this is not allowed: >> >> DELETE FROM ks.cf WHERE (pk1, pk2) IN ((1, 2)); >> >> 1. Is there a reason for it? There shouldn't be a performance penalty, it >> is a PK lookup, the same thing works with a single pk column >> 2. Is there a known workaround for it? >> >> It would be much of a help to have it for daily business, IMHO it's a >> waste of resources to run multiple queries just to fetch a bunch of records >> by a PK. >> >> Thanks in advance for any reply >> >> -- >> Benjamin Roth >> Prokurist >> >> Jaumo GmbH · www.jaumo.com >> Wehrstraße 46 · 73035 Göppingen · Germany >> Phone +49 7161 304880-6 <+49%207161%203048806> · Fax +49 7161 304880-1 >> <+49%207161%203048801> >> AG Ulm · HRB 731058 · Managing Director: Jens Kammerer >> >> -- >> ———————— >> Ben Slater >> Chief Product Officer >> Instaclustr: Cassandra + Spark - Managed | Consulting | Support >> +61 437 929 798 <+61%20437%20929%20798> >> >> >> >> >> -- >> Benjamin Roth >> Prokurist >> >> Jaumo GmbH · www.jaumo.com >> Wehrstraße 46 · 73035 Göppingen · Germany >> Phone +49 7161 304880-6 <+49%207161%203048806> · Fax +49 7161 304880-1 >> <+49%207161%203048801> >> AG Ulm · HRB 731058 · Managing Director: Jens Kammerer >> > -- > ———————— > Ben Slater > Chief Product Officer > Instaclustr: Cassandra + Spark - Managed | Consulting | Support > +61 437 929 798 <+61%20437%20929%20798> > -- Benjamin Roth Prokurist Jaumo GmbH · www.jaumo.com Wehrstraße 46 · 73035 Göppingen · Germany Phone +49 7161 304880-6 · Fax +49 7161 304880-1 AG Ulm · HRB 731058 · Managing Director: Jens Kammerer
