Re: optimize lookups in snapshot [sub]xip arrays - Mailing list pgsql-hackers

From John Naylor
Subject Re: optimize lookups in snapshot [sub]xip arrays
Date
Msg-id CAFBsxsHO8UrtrhqDNoOPQ3Ufbu9i0+WFxKaTeyBMLYv-HqdTUg@mail.gmail.com
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In response to Re: optimize lookups in snapshot [sub]xip arrays  (Bharath Rupireddy <bharath.rupireddyforpostgres@gmail.com>)
Responses Re: optimize lookups in snapshot [sub]xip arrays
List pgsql-hackers
On Mon, Aug 8, 2022 at 2:26 PM Bharath Rupireddy
<bharath.rupireddyforpostgres@gmail.com> wrote:
>
>
> 1) pg_lfind32 - why just uint32? If it's not possible to define
> functions for char, unsigned char, int16, uint16, int32, int64, uint64
> and so on, can we add a few comments around that? Also, the comments

Future work, as far as I'm  concerned. I'm interested in using a char
version for json strings.

> 3) Can pg_lfind32 return the index of  the key found, for instance to
> use it for setting/resetting the found element in the array?

That was just discussed. It's slightly faster not to return an index.

-- 
John Naylor
EDB: http://www.enterprisedb.com



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