use strict;
use warnings;
-use base qw/
- DBIx::Class::Schema::Loader::DBI::Component::QuotedDefault
- DBIx::Class::Schema::Loader::DBI
-/;
-use Carp::Clan qw/^DBIx::Class/;
+use base 'DBIx::Class::Schema::Loader::DBI::Component::QuotedDefault';
use mro 'c3';
-our $VERSION = '0.07005';
+our $VERSION = '0.07029';
=head1 NAME
DBIx::Class::Schema::Loader::DBI::Pg - DBIx::Class::Schema::Loader::DBI
PostgreSQL Implementation.
-=head1 SYNOPSIS
-
- package My::Schema;
- use base qw/DBIx::Class::Schema::Loader/;
-
- __PACKAGE__->loader_options( debug => 1 );
-
- 1;
-
=head1 DESCRIPTION
-See L<DBIx::Class::Schema::Loader::Base>.
+See L<DBIx::Class::Schema::Loader> and L<DBIx::Class::Schema::Loader::Base>.
=cut
$self->next::method(@_);
- $self->{db_schema} ||= 'public';
+ $self->{db_schema} ||= ['public'];
if (not defined $self->preserve_case) {
$self->preserve_case(0);
}
}
+sub _system_schemas {
+ my $self = shift;
+
+ return ($self->next::method(@_), 'pg_catalog');
+}
+
+sub _table_fk_info {
+ my ($self, $table) = @_;
+
+ my $sth = $self->dbh->prepare_cached(<<"EOF");
+SELECT rc.constraint_name, rc.unique_constraint_schema, uk_tc.table_name,
+ fk_kcu.column_name, uk_kcu.column_name, rc.delete_rule, rc.update_rule,
+ fk_tc.is_deferrable
+FROM INFORMATION_SCHEMA.TABLE_CONSTRAINTS fk_tc
+JOIN INFORMATION_SCHEMA.REFERENTIAL_CONSTRAINTS rc
+ ON rc.constraint_name = fk_tc.constraint_name
+ AND rc.constraint_schema = fk_tc.table_schema
+JOIN INFORMATION_SCHEMA.KEY_COLUMN_USAGE fk_kcu
+ ON fk_kcu.constraint_name = fk_tc.constraint_name
+ AND fk_kcu.table_name = fk_tc.table_name
+ AND fk_kcu.table_schema = fk_tc.table_schema
+JOIN INFORMATION_SCHEMA.TABLE_CONSTRAINTS uk_tc
+ ON uk_tc.constraint_name = rc.unique_constraint_name
+ AND uk_tc.table_schema = rc.unique_constraint_schema
+JOIN INFORMATION_SCHEMA.KEY_COLUMN_USAGE uk_kcu
+ ON uk_kcu.constraint_name = rc.unique_constraint_name
+ AND uk_kcu.ordinal_position = fk_kcu.ordinal_position
+ AND uk_kcu.table_name = uk_tc.table_name
+ AND uk_kcu.table_schema = rc.unique_constraint_schema
+WHERE fk_tc.table_name = ?
+ AND fk_tc.table_schema = ?
+ORDER BY fk_kcu.ordinal_position
+EOF
+
+ $sth->execute($table->name, $table->schema);
+
+ my %rels;
+
+ while (my ($fk, $remote_schema, $remote_table, $col, $remote_col,
+ $delete_rule, $update_rule, $is_deferrable) = $sth->fetchrow_array) {
+ push @{ $rels{$fk}{local_columns} }, $self->_lc($col);
+ push @{ $rels{$fk}{remote_columns} }, $self->_lc($remote_col);
+
+ $rels{$fk}{remote_table} = DBIx::Class::Schema::Loader::Table->new(
+ loader => $self,
+ name => $remote_table,
+ schema => $remote_schema,
+ ) unless exists $rels{$fk}{remote_table};
+
+ $rels{$fk}{attrs} ||= {
+ on_delete => uc $delete_rule,
+ on_update => uc $update_rule,
+ is_deferrable => uc $is_deferrable eq 'YES' ? 1 : 0,
+ };
+ }
+
+ return [ values %rels ];
+}
+
+
sub _table_uniq_info {
my ($self, $table) = @_;
if $DBD::Pg::VERSION >= 1.50;
my @uniqs;
- my $dbh = $self->schema->storage->dbh;
# Most of the SQL here is mostly based on
# Rose::DB::Object::Metadata::Auto::Pg, after some prodding from
# John Siracusa to use his superior SQL code :)
- my $attr_sth = $self->{_cache}->{pg_attr_sth} ||= $dbh->prepare(
+ my $attr_sth = $self->{_cache}->{pg_attr_sth} ||= $self->dbh->prepare(
q{SELECT attname FROM pg_catalog.pg_attribute
WHERE attrelid = ? AND attnum = ?}
);
- my $uniq_sth = $self->{_cache}->{pg_uniq_sth} ||= $dbh->prepare(
+ my $uniq_sth = $self->{_cache}->{pg_uniq_sth} ||= $self->dbh->prepare(
q{SELECT x.indrelid, i.relname, x.indkey
FROM
pg_catalog.pg_index x
c.relname = ?}
);
- $uniq_sth->execute($self->db_schema, $table);
+ $uniq_sth->execute($table->schema, $table->name);
while(my $row = $uniq_sth->fetchrow_arrayref) {
my ($tableid, $indexname, $col_nums) = @$row;
$col_nums =~ s/^\s+//;
foreach (@col_nums) {
$attr_sth->execute($tableid, $_);
my $name_aref = $attr_sth->fetchrow_arrayref;
- push(@col_names, $name_aref->[0]) if $name_aref;
+ push(@col_names, $self->_lc($name_aref->[0])) if $name_aref;
}
if(!@col_names) {
}
sub _table_comment {
- my ( $self, $table ) = @_;
- my ($table_comment) = $self->schema->storage->dbh->selectrow_array(
- q{SELECT obj_description(oid)
- FROM pg_class
- WHERE relname=? AND relnamespace=(
- SELECT oid FROM pg_namespace WHERE nspname=?)
- }, undef, $table, $self->db_schema
- );
+ my $self = shift;
+ my ($table) = @_;
+
+ my $table_comment = $self->next::method(@_);
+
+ return $table_comment if $table_comment;
+
+ ($table_comment) = $self->dbh->selectrow_array(<<'EOF', {}, $table->name, $table->schema);
+SELECT obj_description(oid)
+FROM pg_class
+WHERE relname=? AND relnamespace=(SELECT oid FROM pg_namespace WHERE nspname=?)
+EOF
+
return $table_comment
}
sub _column_comment {
- my ( $self, $table, $column_number ) = @_;
- my ($table_oid) = $self->schema->storage->dbh->selectrow_array(
- q{SELECT oid
- FROM pg_class
- WHERE relname=? AND relnamespace=(
- SELECT oid FROM pg_namespace WHERE nspname=?)
- }, undef, $table, $self->db_schema
- );
- return $self->schema->storage->dbh->selectrow_array('SELECT col_description(?,?)', undef, $table_oid,
- $column_number );
+ my $self = shift;
+ my ($table, $column_number, $column_name) = @_;
+
+ my $column_comment = $self->next::method(@_);
+
+ return $column_comment if $column_comment;
+
+ my ($table_oid) = $self->dbh->selectrow_array(<<'EOF', {}, $table->name, $table->schema);
+SELECT oid
+FROM pg_class
+WHERE relname=? AND relnamespace=(SELECT oid FROM pg_namespace WHERE nspname=?)
+EOF
+
+ return $self->dbh->selectrow_array('SELECT col_description(?,?)', {}, $table_oid, $column_number);
}
# Make sure data_type's that don't need it don't have a 'size' column_info, and
# these types are fixed size
# XXX should this be a negative match?
if ($data_type =~
-/^(?:bigint|int8|bigserial|serial8|boolean|bool|box|bytea|cidr|circle|date|double precision|float8|inet|integer|int|int4|line|lseg|macaddr|money|path|point|polygon|real|float4|smallint|int2|serial|serial4|text)\z/i) {
+/^(?:bigint|int8|bigserial|serial8|bool(?:ean)?|box|bytea|cidr|circle|date|double precision|float8|inet|integer|int|int4|line|lseg|macaddr|money|path|point|polygon|real|float4|smallint|int2|serial|serial4|text)\z/i) {
delete $info->{size};
}
# for datetime types, check if it has a precision or not
}
my ($precision) = $self->schema->storage->dbh
- ->selectrow_array(<<EOF, {}, $table, $col);
+ ->selectrow_array(<<EOF, {}, $table->name, $col);
SELECT datetime_precision
FROM information_schema.columns
WHERE table_name = ? and column_name = ?
delete $info->{size};
}
else {
- my ($integer_datetimes) = $self->schema->storage->dbh
+ my ($integer_datetimes) = $self->dbh
->selectrow_array('show integer_datetimes');
my $max_precision =
elsif ($data_type =~ /^(?:bit(?: varying)?|varbit)\z/i) {
$info->{data_type} = 'varbit' if $data_type =~ /var/i;
- my ($precision) = $self->schema->storage->dbh
- ->selectrow_array(<<EOF, {}, $table, $col);
+ my ($precision) = $self->dbh->selectrow_array(<<EOF, {}, $table->name, $col);
SELECT character_maximum_length
FROM information_schema.columns
WHERE table_name = ? and column_name = ?
FROM pg_catalog.pg_type
WHERE typname = ?
EOF
- if ($typetype eq 'e') {
+ if ($typetype && $typetype eq 'e') {
# The following will extract a list of allowed values for the
# enum.
- my $typevalues = $self->schema->storage->dbh
+ my $typevalues = $self->dbh
->selectall_arrayref(<<EOF, {}, $info->{data_type});
SELECT e.enumlabel
FROM pg_catalog.pg_enum e
$info->{extra}{custom_type_name} = $info->{data_type};
$info->{data_type} = 'enum';
-
+
delete $info->{size};
}
}
# process SERIAL columns
- if (ref($info->{default_value}) eq 'SCALAR' && ${ $info->{default_value} } =~ /\bnextval\(['"]([.\w]+)/i) {
+ if (ref($info->{default_value}) eq 'SCALAR'
+ && ${ $info->{default_value} } =~ /\bnextval\('([^:]+)'/i) {
$info->{is_auto_increment} = 1;
$info->{sequence} = $1;
delete $info->{default_value};
my $now = 'now()';
$info->{original}{default_value} = \$now;
}
+
+# detect 0/1 for booleans and rewrite
+ if ($data_type =~ /^bool/i && exists $info->{default_value}) {
+ if ($info->{default_value} eq '0') {
+ my $false = 'false';
+ $info->{default_value} = \$false;
+ }
+ elsif ($info->{default_value} eq '1') {
+ my $true = 'true';
+ $info->{default_value} = \$true;
+ }
+ }
}
return $result;