>        Unfortunately, the string concatenation operator, when applied
>        to two BLOB's, results in a text string instead of a BLOB, like:
>
> SELECT quote (X'5445' || X'5354');
>  => 'TEST'

Maybe the following?

SELECT quote(cast(X'5445' || X'5354' as blob));


Pavel


On Fri, Jan 20, 2012 at 4:23 AM, Ivan Shmakov <oneing...@gmail.com> wrote:
>        With substr (), it's possible to split a BLOB, like:
>
> SELECT quote (substr (X'1337cafe', 3, 2));
>  => X'CAFE'
>
>        However, how do I concatenate two blobs?
>
>        Unfortunately, the string concatenation operator, when applied
>        to two BLOB's, results in a text string instead of a BLOB, like:
>
> SELECT quote (X'5445' || X'5354');
>  => 'TEST'
>
> --
> FSF associate member #7257
>
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