From: | Andrew Dunstan <andrew(at)dunslane(dot)net> |
---|---|
To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Cc: | Stefan Kaltenbrunner <stefan(at)kaltenbrunner(dot)cc>, Robert Haas <robertmhaas(at)gmail(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: Re: [COMMITTERS] pgsql: Get rid of the need for manual maintenance of the initial |
Date: | 2010-01-05 20:36:30 |
Message-ID: | 4B43A2CE.7010209@dunslane.net |
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Tom Lane wrote:
> I'm not nearly good enough in Perl to be sure about the semantics
> of this loop. Is it possible that it's changing the global contents
> of the @$data structure, rather than just hacking a local copy of
> each row before pushing some values into @fmgr?
>
That's exactly what it does. The loop variable is an alias. See
perlsyn(1) for details.
These two lines appear to be suspicious:
$row->{bki_values} =~ s/"[^"]*"/"xxx"/g;
@{$row}{(at)attnames} = split /\s+/, $row->{bki_values};
Something like:
(my $bkival = $row->{bki_values}) =~ s/"[^"]*"/"xxx"/g;
my $atts = {};
@{$atts}{(at)attnames} = split /\s+/, $bkival;
might work better.
cheers
andrew
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