1 package DBIx::Class::Schema::Loader::DBI::Oracle;
6 DBIx::Class::Schema::Loader::DBI::Component::QuotedDefault
7 DBIx::Class::Schema::Loader::DBI
9 use Carp::Clan qw/^DBIx::Class/;
12 our $VERSION = '0.07000';
16 DBIx::Class::Schema::Loader::DBI::Oracle - DBIx::Class::Schema::Loader::DBI
17 Oracle Implementation.
21 See L<DBIx::Class::Schema::Loader::Base>.
28 $self->next::method(@_);
30 my $dbh = $self->schema->storage->dbh;
32 my ($current_schema) = $dbh->selectrow_array('SELECT USER FROM DUAL', {});
34 $self->{db_schema} ||= $current_schema;
36 if (lc($self->db_schema) ne lc($current_schema)) {
37 $dbh->do('ALTER SESSION SET current_schema=' . $self->db_schema);
40 if (not defined $self->preserve_case) {
41 $self->preserve_case(0);
43 elsif ($self->preserve_case) {
44 $self->schema->storage->sql_maker->quote_char('"');
45 $self->schema->storage->sql_maker->name_sep('.');
50 my ($self, $table) = @_;
52 return $self->_quote_table_name($table);
56 my ($self, $opts) = @_;
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';
69 $table = $self->_lc($table);
71 if $table =~ /\A(\w+)\z/;
74 return $self->_filter_tables(\@tables, $opts);
78 my ($self, $table) = @_;
80 my $dbh = $self->schema->storage->dbh;
82 my $sth = $dbh->column_info(undef, $self->db_schema, $self->_uc($table), '%');
84 return [ map $self->_lc($_->{COLUMN_NAME}), @{ $sth->fetchall_arrayref({ COLUMN_NAME => 1 }) || [] } ];
87 sub _table_uniq_info {
88 my ($self, $table) = @_;
90 my $dbh = $self->schema->storage->dbh;
92 my $sth = $dbh->prepare_cached(
94 SELECT constraint_name, acc.column_name
95 FROM all_constraints JOIN all_cons_columns acc USING (constraint_name)
96 WHERE acc.table_name=? and acc.owner = ? AND constraint_type='U'
101 $sth->execute($self->_uc($table),$self->{db_schema} );
103 while(my $constr = $sth->fetchrow_arrayref) {
104 my $constr_name = $self->_lc($constr->[0]);
105 my $constr_col = $self->_lc($constr->[1]);
106 $constr_name =~ s/\Q$self->{_quoter}\E//;
107 $constr_col =~ s/\Q$self->{_quoter}\E//;
108 push @{$constr_names{$constr_name}}, $constr_col;
111 my @uniqs = map { [ $_ => $constr_names{$_} ] } keys %constr_names;
116 my ($self, $table) = (shift, shift);
118 return $self->next::method($self->_uc($table), @_);
122 my ($self, $table) = (shift, shift);
124 my $rels = $self->next::method($self->_uc($table), @_);
126 foreach my $rel (@$rels) {
127 $rel->{remote_table} = $self->_lc($rel->{remote_table});
133 sub _columns_info_for {
134 my ($self, $table) = (shift, shift);
136 my $result = $self->next::method($self->_uc($table), @_);
138 my $dbh = $self->schema->storage->dbh;
140 local $dbh->{LongReadLen} = 100000;
141 local $dbh->{LongTruncOk} = 1;
143 my $sth = $dbh->prepare_cached(q{
144 SELECT atc.column_name, ut.trigger_body
146 JOIN all_trigger_cols atc USING (trigger_name)
147 WHERE atc.table_name = ?
148 AND lower(column_usage) LIKE '%new%' AND lower(column_usage) LIKE '%out%'
149 AND upper(trigger_type) LIKE '%BEFORE EACH ROW%' AND lower(triggering_event) LIKE '%insert%'
152 $sth->execute($self->_uc($table));
154 while (my ($col_name, $trigger_body) = $sth->fetchrow_array) {
155 $col_name = $self->_lc($col_name);
157 $result->{$col_name}{is_auto_increment} = 1;
159 if (my ($seq_name) = $trigger_body =~ /"?(\w+)"?\.nextval/i) {
160 $seq_name = $self->_lc($seq_name);
162 $result->{$col_name}{sequence} = $seq_name;
166 while (my ($col, $info) = each %$result) {
167 no warnings 'uninitialized';
169 if ($info->{data_type} =~ /^(?:n?[cb]lob|long(?: raw)?|bfile|date|binary_(?:float|double)|rowid)\z/i) {
170 delete $info->{size};
173 if ($info->{data_type} =~ /^n(?:var)?char2?\z/i) {
174 $info->{size} = $info->{size} / 2;
176 elsif (lc($info->{data_type}) eq 'number') {
177 $info->{original}{data_type} = 'number';
178 $info->{data_type} = 'numeric';
180 if (eval { $info->{size}[0] == 38 && $info->{size}[1] == 0 }) {
181 $info->{original}{size} = $info->{size};
183 $info->{data_type} = 'integer';
184 delete $info->{size};
187 elsif (my ($precision) = $info->{data_type} =~ /^timestamp\((\d+)\)(?: with (?:local )?time zone)?\z/i) {
188 $info->{data_type} = join ' ', $info->{data_type} =~ /[a-z]+/ig;
190 if ($precision == 6) {
191 delete $info->{size};
194 $info->{size} = $precision;
197 elsif (($precision) = $info->{data_type} =~ /^interval year\((\d+)\) to month\z/i) {
198 $info->{data_type} = join ' ', $info->{data_type} =~ /[a-z]+/ig;
200 if ($precision == 2) {
201 delete $info->{size};
204 $info->{size} = $precision;
207 elsif (my ($day_precision, $second_precision) = $info->{data_type} =~ /^interval day\((\d+)\) to second\((\d+)\)\z/i) {
208 $info->{data_type} = join ' ', $info->{data_type} =~ /[a-z]+/ig;
210 if ($day_precision == 2 && $second_precision == 6) {
211 delete $info->{size};
214 $info->{size} = [ $day_precision, $second_precision ];
217 elsif (lc($info->{data_type}) eq 'float') {
218 $info->{original}{data_type} = 'float';
219 $info->{original}{size} = $info->{size};
221 if ($info->{size} <= 63) {
222 $info->{data_type} = 'real';
225 $info->{data_type} = 'double precision';
227 delete $info->{size};
229 elsif (lc($info->{data_type}) eq 'urowid' && $info->{size} == 4000) {
230 delete $info->{size};
232 elsif (lc($info->{data_type}) eq 'date') {
233 $info->{data_type} = 'datetime';
234 $info->{original}{data_type} = 'date';
236 elsif (lc($info->{data_type}) eq 'binary_float') {
237 $info->{data_type} = 'real';
238 $info->{original}{data_type} = 'binary_float';
240 elsif (lc($info->{data_type}) eq 'binary_double') {
241 $info->{data_type} = 'double precision';
242 $info->{original}{data_type} = 'binary_double';
245 if ((eval { lc(${ $info->{default_value} }) }||'') eq 'sysdate') {
246 my $current_timestamp = 'current_timestamp';
247 $info->{default_value} = \$current_timestamp;
249 my $sysdate = 'sysdate';
250 $info->{original}{default_value} = \$sysdate;
259 L<DBIx::Class::Schema::Loader>, L<DBIx::Class::Schema::Loader::Base>,
260 L<DBIx::Class::Schema::Loader::DBI>
264 See L<DBIx::Class::Schema::Loader/AUTHOR> and L<DBIx::Class::Schema::Loader/CONTRIBUTORS>.
268 This library is free software; you can redistribute it and/or modify it under
269 the same terms as Perl itself.
274 # vim:et sts=4 sw=4 tw=0: