X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2FDBIx%2FClass%2FStorage%2FDBI%2FPg.pm;h=5fcaa17cb816f0bd0e84e2a9a1f93cee042b98d3;hb=9901aad73ff9dc45b426534fe406c102fb9fb77c;hp=ea5f6f08783b3eac8e2a9537043cb82cfb5c8992;hpb=eda28767c55e79a4bfca922e36a4b2227155f7e0;p=dbsrgits%2FDBIx-Class.git

diff --git a/lib/DBIx/Class/Storage/DBI/Pg.pm b/lib/DBIx/Class/Storage/DBI/Pg.pm
index ea5f6f0..5fcaa17 100644
--- a/lib/DBIx/Class/Storage/DBI/Pg.pm
+++ b/lib/DBIx/Class/Storage/DBI/Pg.pm
@@ -13,6 +13,13 @@ use base qw/DBIx::Class::Storage::DBI/;
 warn "DBD::Pg 1.49 is strongly recommended"
   if ($DBD::Pg::VERSION < 1.49);
 
+sub with_deferred_fk_checks {
+  my ($self, $sub) = @_;
+
+  $self->dbh->do('SET CONSTRAINTS ALL DEFERRED');
+  $sub->();
+}
+
 sub _dbh_last_insert_id {
   my ($self, $dbh, $seq) = @_;
   $dbh->last_insert_id(undef, undef, undef, undef, {sequence => $seq});
@@ -24,7 +31,7 @@ sub last_insert_id {
   $self->throw_exception("could not fetch primary key for " . $source->name . ", could not "
     . "get autoinc sequence for $col (check that table and column specifications are correct "
     . "and in the correct case)") unless defined $seq;
-  $self->dbh_do($self->can('_dbh_last_insert_id'), $seq);
+  $self->dbh_do('_dbh_last_insert_id', $seq);
 }
 
 sub _dbh_get_autoinc_seq {
@@ -49,7 +56,7 @@ sub get_autoinc_seq {
   my ($schema,$table) = $source->name =~ /^(.+)\.(.+)$/ ? ($1,$2)
     : (undef,$source->name);
 
-  $self->dbh_do($self->can('_dbh_get_autoinc_seq'), $schema, $table, @pri);
+  $self->dbh_do('_dbh_get_autoinc_seq', $schema, $table, @pri);
 }
 
 sub sqlt_type {
@@ -63,6 +70,7 @@ sub bind_attribute_by_data_type {
 
   my $bind_attributes = {
     bytea => { pg_type => DBD::Pg::PG_BYTEA },
+    blob  => { pg_type => DBD::Pg::PG_BYTEA },
   };
  
   if( defined $bind_attributes->{$data_type} ) {
@@ -73,6 +81,30 @@ sub bind_attribute_by_data_type {
   }
 }
 
+sub _sequence_fetch {
+  my ( $self, $type, $seq ) = @_;
+  my ($id) = $self->dbh->selectrow_array("SELECT nextval('${seq}')");
+  return $id;
+}
+
+sub _svp_begin {
+    my ($self, $name) = @_;
+
+    $self->dbh->pg_savepoint($name);
+}
+
+sub _svp_release {
+    my ($self, $name) = @_;
+
+    $self->dbh->pg_release($name);
+}
+
+sub _svp_rollback {
+    my ($self, $name) = @_;
+
+    $self->dbh->pg_rollback_to($name);
+}
+
 1;
 
 =head1 NAME