Re: Description on bind message

From: Tatsuo Ishii <ishii(at)postgresql(dot)org>
To: marko(at)joh(dot)to
Cc: pgsql-hackers(at)postgresql(dot)org
Subject: Re: Description on bind message
Date: 2013-10-15 09:37:38
Message-ID: 20131015.183738.2180377891798152472.t-ishii@sraoss.co.jp
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> This is already explicitly said in the description of the previous
> field:
>
> "The number of parameter format codes that follow (denoted C
> below). This can be zero to indicate that there are no parameters or
> that the parameters all use the default format (text); or one, in
> which case the specified format code is applied to all parameters; or
> it can equal the actual number of parameters."

I know it. The confusing part is this:

This can be zero to indicate that there are no parameters or
that the parameters all use the default format (text);

Here zero has double meaning. I am not convinced until I actually
looked into the source code what this actually means.
--
Tatsuo Ishii
SRA OSS, Inc. Japan
English: http://www.sraoss.co.jp/index_en.php
Japanese: http://www.sraoss.co.jp

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