1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
|
use strict;
use warnings;
package UR::DataSource::RDBMS::PkConstraintColumn;
use UR;
our $VERSION = "0.43"; # UR $VERSION;
UR::Object::Type->define(
class_name => 'UR::DataSource::RDBMS::PkConstraintColumn',
is => ['UR::DataSource::RDBMS::Entity'],
dsmap => 'dd_pk_constraint_column',
er_role => '',
id_properties => [qw/data_source owner table_name column_name rank/],
properties => [
column_name => { type => 'varchar', len => undef, sql => 'column_name' },
data_source => { type => 'varchar', len => undef, sql => 'data_source' },
data_source_obj => { type => 'UR::DataSource', id_by => 'data_source'},
namespace => { calculate_from => [ 'data_source'],
calculate => q( (split(/::/,$data_source))[0] ) },
owner => { type => 'varchar', len => undef, is_optional => 1, sql => 'owner' },
rank => { type => 'integer', len => undef, sql => 'rank' },
table_name => { type => 'varchar', len => undef, sql => 'table_name' },
],
data_source => 'UR::DataSource::Meta',
);
1;
=pod
=head1 NAME
UR::DataSource::RDBMS::PkConstraintColumn - metadata about a data source's primary keys
=head1 DESCRIPTION
This class represents columns that make up a primary key. Tables with
multiple-column primary keys are ordered by their 'rank' property.
=cut
|
