Re: [HACKERS] proposal: window function - change_number

Hi Pavel (and others), Pavel Stehule wrote: Hi I tried to solve following task: I have a table start, reason, km = 2014-01-01 08:00:00, private, 10 2014-01-01 09:00:00, commerc, 20 2014-01-01 10:00:00, commerc, 20 2014-01-01 11:00:00, private, 8 and I would reduce

Re: [HACKERS] proposal: window function - change_number

Hi Pavel (and others), Op zondag 21 september 2014 15:35:46 schreef u: 2014-09-21 14:30 GMT+02:00 Mart Kelder m...@kelder31.nl: Hi Pavel (and others), Pavel Stehule wrote: Hi I tried to solve following task: I have a table start, reason, km

Re: [HACKERS] Removing INNER JOINs

Hi David (and others), David Rowley wrote: Hi, Starting a new thread which continues on from http://www.postgresql.org/message-id/caaphdvoec8ygwoahvsri-84en2k0tnh6gpxp1k59y9juc1w...@mail.gmail.com To give a brief summary for any new readers: The attached patch allows for INNER JOINed

Re: [HACKERS] [PoC] Asynchronous execution again (which is not parallel)

Hi Robert and others, First, I currently don't know the postgresql code well enough yet. I still hope my toughts are usefull. Robert Haas wrote: > It is unclear to me how useful this is beyond ForeignScan, Gather, and > Append. MergeAppend's ordering constraint makes it less useful; we > can