Class::DBI::Pg(3) User Contributed Perl Documentation Class::DBI::Pg(3)NAMEClass::DBI::Pg - Class::DBI extension for Postgres
SYNOPSIS
use strict;
use base qw(Class::DBI::Pg);
__PACKAGE__->set_db(Main => 'dbi:Pg:dbname=dbname', 'user', 'password');
__PACKAGE__->set_up_table('film');
DESCRIPTIONClass::DBI::Pg automate the setup of Class::DBI columns and primary key
for Postgres.
select Postgres system catalog and find out all columns, primary key
and SERIAL type column.
create table.
CREATE TABLE cd (
id SERIAL NOT NULL PRIMARY KEY,
title TEXT,
artist TEXT,
release_date DATE
);
setup your class.
package CD;
use strict;
use base qw(Class::DBI::Pg);
__PACKAGE__->set_db(Main => 'dbi:Pg:dbname=db', 'user', 'password');
__PACKAGE__->set_up_table('cd');
This is almost the same as the following way.
package CD;
use strict;
use base qw(Class::DBI);
__PACKAGE__->set_db(Main => 'dbi:Pg:dbname=db', 'user', 'password');
__PACKAGE__->table('cd');
__PACKAGE__->columns(Primary => 'id');
__PACKAGE__->columns(All => qw(id title artist release_date));
__PACKAGE__->sequence('cd_id_seq');
METHODS
set_up_table TABLENAME HASHREF
Declares the Class::DBI class specified by TABLENAME. HASHREF can
specify options to when setting up the table.
ColumnGroup
You can specify the column group that you want your columns to be
in.
$class->set_up_table($table, { ColumnGroup => 'Essential' });
The default is 'All'
Primary
Overrides primary key setting. This can be useful when working with
views instead of tables.
pg_version
Returns the postgres version that you are currently using.
AUTHOR
Daisuke Maki "dmaki@cpan.org"
AUTHOR EMERITUS
Sebastian Riedel, "sri@oook.de" IKEBE Tomohiro, "ikebe@edge.co.jp"
LICENSE
This library is free software; you can redistribute it and/or modify it
under the same terms as Perl itself.
SEE ALSO
Class::DBI Class::DBI::mysql DBD::Pg
perl v5.14.1 2011-07-19 Class::DBI::Pg(3)
