Re: [ic] Call to $Tag->query in perl causing error opening table

[racke@linuxia.de (Stefan Hornburg (Racke))]

patrick.bennett@ccgenesis.com writes:

> This perl code:
> 
>   [perl tables=awt_section]
>     my $crumbTrailIDs = $CGI->{crumb};
>     my @crumbs = split ( ",", $crumbTrailIDs );
>     my $output = "";
>     my $subCrumb = "";
>     my $crumbCount = 0;
>     foreach $crumb ( @crumbs ) {
>       if ( $crumbCount++ > 0 ) { $subCrumb .= ","; }
>       $subCrumb .= "$crumb";
>       my $sql = "select name from awt_section where section_id = $crumb";
>       my $sectionInfo = $Tag->query ( { sql => $sql, } );
>       $output .= "<h3>$sql</h3>\n<h4>sub is $subCrumb</h4>\n";
>     }
>     return ( $output );
>   [/perl]
> 
> (specifically the call to $Tag->query) produces this error:
> 
> [21/October/2001:19:10:04 -0600] awt_dev /cgi-bin/awt_dev/shop_section Safe:
> Can't call method "open_table" on an undefined value at
> /apps/interchange/lib/Vend/Data.pm line 899.

You can call all database access functions in a direct manner,
e.g.:

$set=$Db{awt_section}->query($sql);

$set is a reference to an array of arrays.

Usually you're using sth. like this:

for(@$set) {
     $out .= "NAME: $_->[0]<BR>";
}

Ciao
        Racke

-- 
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