NAME
    DBIx::Migration - Seamless DB schema up- and downgrades

SYNOPSIS
        # migrate.pl
        my $m = DBIx::Migration->new(
            {
                dsn => 'dbi:SQLite:/Users/sri/myapp/db/sqlite/myapp.db',
                dir => '/Users/sri/myapp/db/sqlite'
            }
        );

        my $version = $m->version;   # Get current version from database
        $m->migrate( 2 );            # Migrate database to version 2

        # /Users/sri/myapp/db/sqlite/schema_1_up.sql
        CREATE TABLE foo (
            id INTEGER PRIMARY KEY,
            bar TEXT
        );

        # /Users/sri/myapp/db/sqlite/schema_1_down.sql
        DROP TABLE foo;

        # /Users/sri/myapp/db/sqlite/schema_2_up.sql
        CREATE TABLE bar (
            id INTEGER PRIMARY KEY,
            baz TEXT
        );

        # /Users/sri/myapp/db/sqlite/schema_2_down.sql
        DROP TABLE bar;

DESCRIPTION
    Seamless DB schema up- and downgrades.

METHODS
    $self->debug( $debug )
        Enable/Disable debug messages.

    $self->dir( $dir )
        Get/Set directory.

    $self->dsn( $dsn )
        Get/Set dsn.

    $self->dbh( $dsn )
        Get/Set dbh.

    $self->migrate( $version )
        Migrate database to version.

    $self->password
        Get/Set database password.

    $self->username( $username )
        Get/Set database username.

    $self->version
        Get migration version from database. Will be undef if no migration
        has taken place yet.

AUTHOR
    Sebastian Riedel, <kraihx@gmail.com>

CONTRIBUTORS
    Dan Sully, <dan+github@sully.org>

    Marcus Ramberg, <marcus@nordaaker.com>

    Steven Jenkin, <sjenkin@venda.com>

    Sven Willenbuecher, <sven.willenbuecher@gmx.de>

COPYRIGHT
    Copyright 2004-2005 Sebastian Riedel. All rights reserved.

    This program is free software, you can redistribute it and/or modify it
    under the same terms as Perl itself.