1 package DBIx::Class::Schema::Loader::DBI::Oracle;
5 use base 'DBIx::Class::Schema::Loader::DBI';
6 use Carp::Clan qw/^DBIx::Class/;
9 our $VERSION = '0.04999_14';
13 DBIx::Class::Schema::Loader::DBI::Oracle - DBIx::Class::Schema::Loader::DBI
14 Oracle Implementation.
19 use base qw/DBIx::Class::Schema::Loader/;
21 __PACKAGE__->loader_options( debug => 1 );
27 See L<DBIx::Class::Schema::Loader::Base>.
29 This module is considered experimental and not well tested yet.
36 $self->next::method(@_);
38 my $dbh = $self->schema->storage->dbh;
40 my ($current_schema) = $dbh->selectrow_array('SELECT USER FROM DUAL', {});
42 $self->{db_schema} ||= $current_schema;
44 if (lc($self->db_schema) ne lc($current_schema)) {
45 $dbh->do('ALTER SESSION SET current_schema=' . $self->db_schema);
50 my ($self, $table) = @_;
52 return $self->_quote_table_name($table);
58 my $dbh = $self->schema->storage->dbh;
61 for my $table ( $dbh->tables(undef, $self->db_schema, '%', 'TABLE,VIEW') ) { #catalog, schema, table, type
62 my $quoter = $dbh->get_info(29);
63 $table =~ s/$quoter//g;
65 # remove "user." (schema) prefixes
68 next if $table eq 'PLAN_TABLE';
71 if $table =~ /\A(\w+)\z/;
73 return $self->_filter_tables(@tables);
76 sub _table_uniq_info {
77 my ($self, $table) = @_;
79 my $dbh = $self->schema->storage->dbh;
81 my $sth = $dbh->prepare_cached(
83 SELECT constraint_name, acc.column_name
84 FROM all_constraints JOIN all_cons_columns acc USING (constraint_name)
85 WHERE acc.table_name=? and acc.owner = ? AND constraint_type='U'
90 $sth->execute(uc $table,$self->{db_schema} );
92 while(my $constr = $sth->fetchrow_arrayref) {
93 my $constr_name = lc $constr->[0];
94 my $constr_def = lc $constr->[1];
95 $constr_name =~ s/\Q$self->{_quoter}\E//;
96 $constr_def =~ s/\Q$self->{_quoter}\E//;
97 push @{$constr_names{$constr_name}}, $constr_def;
100 my @uniqs = map { [ $_ => $constr_names{$_} ] } keys %constr_names;
105 my ($self, $table) = @_;
106 return $self->next::method(uc $table);
110 my ($self, $table) = @_;
112 my $rels = $self->next::method(uc $table);
114 foreach my $rel (@$rels) {
115 $rel->{remote_table} = lc $rel->{remote_table};
121 sub _columns_info_for {
122 my ($self, $table) = @_;
123 return $self->next::method(uc $table);
126 sub _extra_column_info {
127 my ($self, $info) = @_;
130 my ($table, $column) = @$info{qw/TABLE_NAME COLUMN_NAME/};
132 my $dbh = $self->schema->storage->dbh;
133 my $sth = $dbh->prepare_cached(
136 FROM all_triggers ut JOIN all_trigger_cols atc USING (trigger_name)
137 WHERE atc.table_name = ? AND atc.column_name = ?
138 AND column_usage LIKE '%NEW%' AND column_usage LIKE '%OUT%'
139 AND trigger_type = 'BEFORE EACH ROW' AND triggering_event LIKE '%INSERT%'
143 $sth->execute($table, $column);
144 if ($sth->fetchrow_array) {
145 $extra_info{is_auto_increment} = 1;
153 L<DBIx::Class::Schema::Loader>, L<DBIx::Class::Schema::Loader::Base>,
154 L<DBIx::Class::Schema::Loader::DBI>
158 See L<DBIx::Class::Schema::Loader/AUTHOR> and L<DBIx::Class::Schema::Loader/CONTRIBUTORS>.
162 This library is free software; you can redistribute it and/or modify it under
163 the same terms as Perl itself.