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From: Michael Peppler <mpeppler at peppler dot org>
Subject: Re: where does it come from? help please.
Date: Sep 27 1999 3:40PM

Simon Haven writes:
 > It could be that you have your password column declared as a CHAR(xx), where xx is longer than the length of the password.
 > Sybase will space-fill to the length of a CHAR value, but not for a VARCHAR.

 > Maybe you could try adding rtrim() in the query, or else declaring the password field as a varchar, or converting to varchar in the query.
 > You should be able to remove trailing spaces in perl using chop(), but be careful.
 > NB, make sure you're using chop, not chomp, which only removes a newline.

Use s/// instead of chop (eg $var =~ s/\s*$//;)


 > Sender:
 > Date: Mon, 27 Sep 1999 18:13:39 +0200
 > From: Konrad Zak 
 > Organization: University of Wroclaw
 > X-Mailer: Mozilla 4.51 [en] (X11; I; Linux 2.2.5-15 i586)
 > X-Accept-Language: en
 > To: SybPerl Discussion List 
 > Subject: where does it come from? help please.
 > Reply-To:
 > X-Sender: konrad@szermierz
 > X-Listprocessor-Version: 8.2.07 -- ListProc(tm) by CREN
 > Hello.
 >     I'm a little new to perl and sybperl and I think it's why I'm in
 > trouble.
 > I'm trying to provide simple login procedure. Problem is, that PASSWORD,
 > read
 > from table USERS in the way shown below (in order to compare with typed
 > one),
 > has some additional char. Printed, it looks like that: 'my_pass ', real
 > password doesn't have anything like that.                      ^
 >                                                             here is
 > problem
 > I've tried to remove it with chop() function, it doesn't work, do anyone
 > know
 > what's wrong, please?
 > [...]
 > use Sybase::CTlib;
 > $d = new Sybase::CTlib okis_www_guest,my_passwd;
 > $SQL_query = "select PASSWORD from USERS where LOGIN =
 > \"$frmFlds{'login'}\"";
 > $ref = $d->ct_sql($SQL_query);
 > if (@$ref->[0][0] eq $frmFlds{'password'})
 > {
 > [...]
 > ----------------------------------------------------------
 >   Konrad Zak
 >   The Interfaculty Lab of Computer Networks and Software
 >   University of Wroclaw, Wroclaw, POLAND
 >   +48 71 3201416
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Michael Peppler         -||-  Data Migrations Inc.    -||-
Int. Sybase User Group  -||-
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