| From: | nconway(at)klamath(dot)dyndns(dot)org (Neil Conway) |
|---|---|
| To: | pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: NAMEDATALEN Changes |
| Date: | 2002-02-14 18:37:43 |
| Message-ID: | 20020214183743.GA10423@klamath.dyndns.org |
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| Lists: | pgsql-hackers |
On Thu, Feb 14, 2002 at 12:59:40AM -0500, Neil Conway wrote:
> I've attached a pretty trivial patch that implements this. Instead of
> automatically hashing NAMEDATALEN bytes, hashname() uses only strlen()
> bytes: this should improve both the common case (small identifers, 5-10
> characters long), as well as reduce the penalty when NAMEDATALEN is
> increased. The patch passes the regression tests, FWIW. I didn't remove
> cc_hashname() -- I'll tackle that tomorrow unless anyone objects...
Okay, I've attached a new version that removes cc_hashname(). As with
the previous patch, this passes the regression tests. Feedback is welcome.
Cheers,
Neil
| Attachment | Content-Type | Size |
|---|---|---|
| hash_len.patch | text/plain | 3.4 KB |
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