Re: copying tables
| От | Rob Arnold |
|---|---|
| Тема | Re: copying tables |
| Дата | |
| Msg-id | 000601c09bae$6521c2a0$4200fd0a@home обсуждение исходный текст |
| Ответ на | copying tables (Robert Kernell <kernell@sundog.larc.nasa.gov>) |
| Список | pgsql-novice |
use pg_dump with the -t option.
--rob
----- Original Message -----
From: "Robert Kernell" <kernell@sundog.larc.nasa.gov>
To: <pgsql-general@postgresql.org>; <pgsql-novice@postgresql.org>;
<dbi-users-subscribe@perl.org>
Sent: Tuesday, February 20, 2001 10:51 AM
Subject: copying tables
> Hi. I am trying to copy tables. I want to copy a table in one database to
a
> table in another database. The tables are identical. Here is to code and
the
> error when using DBI. Can I just use postgresQL somehow?
>
> Thank you.
>
> Table = fs648
>
+----------------------------------+----------------------------------+-----
--+
> | Field | Type |
Length|
>
+----------------------------------+----------------------------------+-----
--+
> | day | text |
var |
> | type | text |
var |
> | flight | text |
var |
> | scene | text |
var |
> | pattern | int4 |
4 |
> | leg | text |
var |
> | id | int4 not null |
4 |
>
+----------------------------------+----------------------------------+-----
--+
>
> #!/usr/bin/perl -wT
>
> use strict;
> use DBI;
>
> my $dbh = DBI->connect("dbi:Pg:dbname=misr_l1;
> host=sundog.larc.nasa.gov;port=5432", "", "")
> or die "Can't connect\n"; #connect to database
> my $sth = $dbh->prepare("SELECT * from fs648");
> $sth->execute();
> my $array_ref = $sth->fetchall_arrayref();
> $sth->finish;
> $dbh->disconnect or warn "Disconnection failed\n";
> $dbh = DBI->connect("dbi:Pg:dbname=misr_l0;
> host=sundog.larc.nasa.gov;port=5432", "", "")
> or die "Can't connect\n"; #connect to database
> foreach my $row ($array_ref)
> { my ($day, $type, $flight, $scene, $pattern, $leg, $id) = @$row;
> my $dayq = $dbh->quote($day);
> my $typeq = $dbh->quote($type);
> my $flightq = $dbh->quote($flight);
> my $sceneq = $dbh->quote($scene);
> my $legq = $dbh->quote($leg);
> my $rows = $dbh->do("INSERT INTO fs648 VALUES ( $dayq, $typeq,
> $flightq, $sceneq, $pattern, $legq, $id)");
> }
> $dbh->disconnect or warn "Disconnection failed\n";
>
> DBD::Pg::db do failed: ERROR: parser: parse error at or near "xe1154"
>
> $pattern and $id are integers and so don't need quoting. It doesn't work
if I
> quote them anyway.
>
> Thanks again!
>
> Bob Kernell
> Research Scientist
> Analytical Services & Materials, Inc.
> NASA Atmospheric Sciences Competency
> Radiation and Aerolsols Branch
> email: r.w.kernell@larc.nasa.gov
> tel: 757-827-4631
>
>
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