Merge 0.09's savepoint branch

[dbsrgits/DBIx-Class.git] / lib / DBIx / Class / Storage.pm

diff --git a/lib/DBIx/Class/Storage.pm b/lib/DBIx/Class/Storage.pm
index a1c551e..79064a4 100644 (file)
--- a/lib/DBIx/Class/Storage.pm
+++ b/lib/DBIx/Class/Storage.pm
@@ -8,6 +8,7 @@ use base qw/DBIx::Class/;
 use Scalar::Util qw/weaken/;
 use Carp::Clan qw/^DBIx::Class/;
 use IO::File;
+use DBIx::Class::Storage::TxnScopeGuard;
 
 __PACKAGE__->mk_group_accessors('simple' => qw/debug debugobj schema/);
 __PACKAGE__->mk_group_accessors('inherited' => 'cursor_class');
@@ -261,6 +262,50 @@ which allows the rollback to propagate to the outermost transaction.
 
 sub txn_rollback { die "Virtual method!" }
 
+=head2 svp_begin
+
+Arguments: $savepoint_name
+
+Establishes a new savepoint of the specified name within the current
+transaction.
+
+=cut
+
+sub svp_begin { die "Virtual method!" }
+
+=head2 svp_release
+
+Arguments: $savepoint_name
+
+Destroy a savepoint, but keep the effects of the commands executed since
+it's creation.
+
+=cut
+
+sub svp_release { die "Virtual method!" }
+
+=head2 svp_rollback
+
+Arguments: $savepoint_name
+
+Rollback to the savepoint of the specified name.
+
+=cut
+
+sub svp_rollback { die "Virtual method!" }
+
+=for comment
+
+=head2 txn_scope_guard
+
+Return an object that does stuff.
+
+=cut
+
+sub txn_scope_guard {
+  return DBIx::Class::Storage::TxnScopeGuard->new($_[0]);
+}
+
 =head2 sql_maker
 
 Returns a C<sql_maker> object - normally an object of class
@@ -419,6 +464,10 @@ re-connect on your schema.
 
 Old name for DBIC_TRACE
 
+=head1 SEE ALSO
+
+L<DBIx::Class::Storage::DBI> - reference storage inplementation using SQL::Abstract and DBI.
+
 =head1 AUTHORS
 
 Matt S. Trout <mst@shadowcatsystems.co.uk>