use Carp::Clan qw/^DBIx::Class/;
use Class::C3;
-our $VERSION = '0.03999_02';
+our $VERSION = '0.04999_05';
=head1 NAME
=cut
+sub _setup {
+ my $self = shift;
+
+ $self->next::method(@_);
+
+ my $dbh = $self->schema->storage->dbh;
+ $self->{db_schema} ||= $dbh->selectrow_array('SELECT USER FROM DUAL', {});
+}
+
+
sub _table_columns {
my ($self, $table) = @_;
sub _table_uniq_info {
my ($self, $table) = @_;
- my @uniqs;
my $dbh = $self->schema->storage->dbh;
my $sth = $dbh->prepare_cached(
- 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'}
- ,{}, 1);
+ q{
+ 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'
+ ORDER BY ucc.position
+ },
+ {}, 1);
$sth->execute(uc $table);
my %constr_names;
while(my $constr = $sth->fetchrow_arrayref) {
- my $constr_name = $constr->[0];
- my $constr_def = $constr->[1];
+ my $constr_name = lc $constr->[0];
+ my $constr_def = lc $constr->[1];
$constr_name =~ s/\Q$self->{_quoter}\E//;
$constr_def =~ s/\Q$self->{_quoter}\E//;
- push @{$constr_names{$constr_name}}, lc $constr_def;
+ push @{$constr_names{$constr_name}}, $constr_def;
}
- map {
- push(@uniqs, [ lc $_ => $constr_names{$_} ]);
- } keys %constr_names;
-
+
+ my @uniqs = map { [ $_ => $constr_names{$_} ] } keys %constr_names;
return \@uniqs;
}
sub _table_pk_info {
- my ( $self, $table ) = @_;
- return $self->SUPER::_table_pk_info(uc $table);
+ my ($self, $table) = @_;
+ return $self->next::method(uc $table);
}
sub _table_fk_info {
my ($self, $table) = @_;
- my $dbh = $self->schema->storage->dbh;
- my $sth = $dbh->foreign_key_info( '', '', '', '',
- $self->db_schema, uc $table );
- return [] if !$sth;
-
- my %rels;
-
- my $i = 1; # for unnamed rels, which hopefully have only 1 column ...
- while(my $raw_rel = $sth->fetchrow_arrayref) {
- my $uk_tbl = lc $raw_rel->[2];
- my $uk_col = lc $raw_rel->[3];
- my $fk_col = lc $raw_rel->[7];
- my $relid = ($raw_rel->[11] || ( "__dcsld__" . $i++ ));
- $uk_tbl =~ s/\Q$self->{_quoter}\E//g;
- $uk_col =~ s/\Q$self->{_quoter}\E//g;
- $fk_col =~ s/\Q$self->{_quoter}\E//g;
- $relid =~ s/\Q$self->{_quoter}\E//g;
- $rels{$relid}->{tbl} = $uk_tbl;
- $rels{$relid}->{cols}->{$uk_col} = $fk_col;
+ my $rels = $self->next::method(uc $table);
+
+ foreach my $rel (@$rels) {
+ $rel->{remote_table} = lc $rel->{remote_table};
}
- my @rels;
- foreach my $relid (keys %rels) {
- push(@rels, {
- remote_columns => [ keys %{$rels{$relid}->{cols}} ],
- local_columns => [ values %{$rels{$relid}->{cols}} ],
- remote_table => $rels{$relid}->{tbl},
- });
+ return $rels;
+}
+
+sub _columns_info_for {
+ my ($self, $table) = @_;
+ return $self->next::method(uc $table);
+}
+
+sub _extra_column_info {
+ my ($self, $info) = @_;
+ my %extra_info;
+
+ my ($table, $column) = @$info{qw/TABLE_NAME COLUMN_NAME/};
+
+ my $dbh = $self->schema->storage->dbh;
+ my $sth = $dbh->prepare_cached(
+ q{
+ SELECT COUNT(*)
+ FROM user_triggers ut JOIN user_trigger_cols utc USING (trigger_name)
+ WHERE utc.table_name = ? AND utc.column_name = ?
+ AND column_usage LIKE '%NEW%' AND column_usage LIKE '%OUT%'
+ AND trigger_type = 'BEFORE EACH ROW' AND triggering_event LIKE '%INSERT%'
+ },
+ {}, 1);
+
+ $sth->execute($table, $column);
+ if ($sth->fetchrow_array) {
+ $extra_info{is_auto_increment} = 1;
}
- return \@rels;
+ return \%extra_info;
}
=head1 SEE ALSO
TSUNODA Kazuya C<drk@drk7.jp>
+Dagfinn Ilmari Mannsåker C<ilmari@ilmari.org>
+
=cut
1;