Re: Varlena and binary
Radosław Smogura <rsmogura@softperience.eu>
From: Radosław Smogura <rsmogura@softperience.eu>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: PG Hackers <pgsql-hackers@postgresql.org>
Date: 2011-02-07T21:57:39Z
Lists: pgsql-hackers
Just from curious may I ask in which direction this will go, and how this will affect performance of text and binary format? Actually I started to make smaller improvements, and I think about one big to encode text (when client and server encoding are different) directly to StringInfo, without intermediate buffer. Thanks in advice Radek Tom Lane <tgl@sss.pgh.pa.us> Monday 07 February 2011 17:12:07 > =?utf-8?q?Rados=C5=82aw_Smogura?= <mail@smogura.eu> writes: > > I'm sending small patch for textsend. It reduces unnecessary copies, and > > memory usage for duplication of varlena data. May you look? > > This code will break the day that text and bytea don't have the same > internal representation, which seems likely to be soon. Barring some > compelling evidence of a major performance improvement obtainable this > way, I don't think we want this patch. > > regards, tom lane