Re: How to trim Bytea fields - Mailing list pgsql-general

From Joe Conway
Subject Re: How to trim Bytea fields
Date
Msg-id 43833809.1070905@joeconway.com
Whole thread Raw
In response to How to trim Bytea fields  (Howard Cole <howardnews@selestial.com>)
Responses Re: How to trim Bytea fields  (Howard Cole <howardnews@selestial.com>)
List pgsql-general
Howard Cole wrote:
> Hi,
>
> I have an bytea field that contains data with a lot of trailing blank
> space composed of multiple '\000' zero bytes. Does anyone know of a
> quick SQL fix to trim these bytes from the data?

trim() will remove '\000' bytes from both ends -- would that work for you?

select trim('\\000'::bytea from '\\00012\\00034\\000\\000'::bytea);
   btrim
----------
  12\00034
(1 row)

Joe

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