Re: Curious sorting puzzle - Mailing list pgsql-performance

From Ivan Voras
Subject Re: Curious sorting puzzle
Date
Msg-id 44875B95.5000005@fer.hr
Whole thread Raw
In response to Re: Curious sorting puzzle  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-performance
Tom Lane wrote:

>>An ideal solution would be to have a
>>"not-locale-affected-varchar" field type :)
>
>
> If you're just storing ASCII then I think bytea might work for this.
> Do you need any actual text operations (like concatenation), or this
> just a store-and-retrieve field?

I've just tested bytea and it looks like a perfect solution - it supports:

- character-like syntax
- indexes
- uses indexes with LIKE 'x%' queries
- SUBSTRING()

That's good enough for us - it seems it's just what we need - a
string-like type with byte collation.

Thanks!

pgsql-performance by date:

Previous
From: "Jim C. Nasby"
Date:
Subject: Re: vacuuming problems continued
Next
From: "soni de"
Date:
Subject: Re: Regarding ALTER Command