Commit | Line | Data |
e7262300 |
1 | package DBIx::Class::Schema::Loader::DBI::Oracle; |
2 | |
3 | use strict; |
4 | use warnings; |
5 | use base 'DBIx::Class::Schema::Loader::DBI'; |
6 | use Carp::Clan qw/^DBIx::Class/; |
7 | use Class::C3; |
8 | |
7507c8ce |
9 | our $VERSION = '0.04000'; |
e7262300 |
10 | |
11 | =head1 NAME |
12 | |
13 | DBIx::Class::Schema::Loader::DBI::Oracle - DBIx::Class::Schema::Loader::DBI |
14 | Oracle Implementation. |
15 | |
16 | =head1 SYNOPSIS |
17 | |
18 | package My::Schema; |
19 | use base qw/DBIx::Class::Schema::Loader/; |
20 | |
21 | __PACKAGE__->loader_options( debug => 1 ); |
22 | |
23 | 1; |
24 | |
25 | =head1 DESCRIPTION |
26 | |
27 | See L<DBIx::Class::Schema::Loader::Base>. |
28 | |
29 | This module is considered experimental and not well tested yet. |
30 | |
31 | =cut |
32 | |
33 | sub _table_columns { |
34 | my ($self, $table) = @_; |
35 | |
36 | my $dbh = $self->schema->storage->dbh; |
37 | |
38 | my $sth = $dbh->prepare($self->schema->storage->sql_maker->select($table, undef, \'1 = 0')); |
39 | $sth->execute; |
40 | return \@{$sth->{NAME_lc}}; |
41 | } |
42 | |
43 | sub _tables_list { |
44 | my $self = shift; |
45 | |
46 | my $dbh = $self->schema->storage->dbh; |
47 | |
48 | my @tables; |
49 | for my $table ( $dbh->tables(undef, $self->db_schema, '%', 'TABLE,VIEW') ) { #catalog, schema, table, type |
50 | my $quoter = $dbh->get_info(29); |
51 | $table =~ s/$quoter//g; |
52 | |
53 | # remove "user." (schema) prefixes |
54 | $table =~ s/\w+\.//; |
55 | |
56 | next if $table eq 'PLAN_TABLE'; |
57 | $table = lc $table; |
58 | push @tables, $1 |
59 | if $table =~ /\A(\w+)\z/; |
60 | } |
61 | return @tables; |
62 | } |
63 | |
64 | sub _table_uniq_info { |
65 | my ($self, $table) = @_; |
66 | |
67 | my @uniqs; |
68 | my $dbh = $self->schema->storage->dbh; |
69 | |
70 | my $sth = $dbh->prepare_cached( |
71 | qq{SELECT constraint_name, ucc.column_name FROM user_constraints JOIN user_cons_columns ucc USING (constraint_name) WHERE ucc.table_name=? AND constraint_type='U'} |
72 | ,{}, 1); |
73 | |
74 | $sth->execute(uc $table); |
75 | my %constr_names; |
76 | while(my $constr = $sth->fetchrow_arrayref) { |
77 | my $constr_name = $constr->[0]; |
78 | my $constr_def = $constr->[1]; |
79 | $constr_name =~ s/\Q$self->{_quoter}\E//; |
80 | $constr_def =~ s/\Q$self->{_quoter}\E//; |
81 | push @{$constr_names{$constr_name}}, lc $constr_def; |
82 | } |
83 | map { |
84 | push(@uniqs, [ lc $_ => $constr_names{$_} ]); |
85 | } keys %constr_names; |
86 | |
87 | return \@uniqs; |
88 | } |
89 | |
90 | sub _table_pk_info { |
91 | my ( $self, $table ) = @_; |
92 | return $self->SUPER::_table_pk_info(uc $table); |
93 | } |
94 | |
95 | sub _table_fk_info { |
96 | my ($self, $table) = @_; |
97 | |
98 | my $dbh = $self->schema->storage->dbh; |
99 | my $sth = $dbh->foreign_key_info( '', '', '', '', |
100 | $self->db_schema, uc $table ); |
101 | return [] if !$sth; |
102 | |
103 | my %rels; |
104 | |
105 | my $i = 1; # for unnamed rels, which hopefully have only 1 column ... |
106 | while(my $raw_rel = $sth->fetchrow_arrayref) { |
107 | my $uk_tbl = lc $raw_rel->[2]; |
108 | my $uk_col = lc $raw_rel->[3]; |
109 | my $fk_col = lc $raw_rel->[7]; |
110 | my $relid = ($raw_rel->[11] || ( "__dcsld__" . $i++ )); |
111 | $uk_tbl =~ s/\Q$self->{_quoter}\E//g; |
112 | $uk_col =~ s/\Q$self->{_quoter}\E//g; |
113 | $fk_col =~ s/\Q$self->{_quoter}\E//g; |
114 | $relid =~ s/\Q$self->{_quoter}\E//g; |
115 | $rels{$relid}->{tbl} = $uk_tbl; |
116 | $rels{$relid}->{cols}->{$uk_col} = $fk_col; |
117 | } |
118 | |
119 | my @rels; |
120 | foreach my $relid (keys %rels) { |
121 | push(@rels, { |
122 | remote_columns => [ keys %{$rels{$relid}->{cols}} ], |
123 | local_columns => [ values %{$rels{$relid}->{cols}} ], |
124 | remote_table => $rels{$relid}->{tbl}, |
125 | }); |
126 | } |
127 | |
128 | return \@rels; |
129 | } |
130 | |
131 | =head1 SEE ALSO |
132 | |
133 | L<DBIx::Class::Schema::Loader>, L<DBIx::Class::Schema::Loader::Base>, |
134 | L<DBIx::Class::Schema::Loader::DBI> |
135 | |
136 | =head1 AUTHOR |
137 | |
138 | TSUNODA Kazuya C<drk@drk7.jp> |
139 | |
140 | =cut |
141 | |
142 | 1; |