Postgres Pro
Downloads
Home   >   mailing lists

Re: [PATCH] Use optimized single-datum tuplesort in ExecSort - Mailing list pgsql-hackers

From Ranier Vilela
Subject Re: [PATCH] Use optimized single-datum tuplesort in ExecSort
Date
Msg-id CAEudQAq3-uVrNPS2yKJX7hkCYboY_BmT0NT6xkYmnEzr2asepQ@mail.gmail.com
Whole thread Raw
In response to Re: [PATCH] Use optimized single-datum tuplesort in ExecSort  (Ronan Dunklau <ronan.dunklau@aiven.io>)
List pgsql-hackers
Tree view
Em qui., 15 de jul. de 2021 às 09:27, Ronan Dunklau <ronan.dunklau@aiven.io> escreveu:
Le jeudi 15 juillet 2021, 14:09:26 CEST Ranier Vilela a écrit :
> Is there a special reason to not share v7b tests and results?
>

The v7b patch is wrong, as it loses the type of tuplesort being used
I don't see 'node->datumSort' being anywhere else yet.
 
and as
such always tries to fetch results using tuplesort_gettupleslot after the first
tuple is fetched.
Is that why it is faster than v6?

regards,
Ranier Vilela

pgsql-hackers by date:

Previous
From: Michael Paquier
Date:
Subject: Re: Introduce pg_receivewal gzip compression tests
Next
From: Arne Roland
Date:
Subject: Re: Rename of triggers for partitioned tables