Padding on 64-bit - Mailing list pgsql-hackers

From Magnus Hagander
Subject Padding on 64-bit
Date
Msg-id 465C7385.2060608@hagander.net
Whole thread Raw
Responses Re: Padding on 64-bit  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-hackers
Hi!

When running on a 64-bit server, are 32-bit ints padded to 64-bit?

Specifically, I'm interested if I actually end up making my table any
smaller if I move from 64-bit integer primary key to 32-bit.  (Need to
keep the index as small as possible to fit in cache)

64-bit on Debian linux running on Intel CPUs, if that make a difference.

//Magnus


pgsql-hackers by date:

Previous
From: Bruce Momjian
Date:
Subject: Philadelphia area PostgreSQL party
Next
From: Bruce Momjian
Date:
Subject: Feature freeze status report