X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2FDBIx%2FClass%2FStorage.pm;h=604ad5b7e8ed936799f5caaf2c35914dfd826fb4;hb=93b7182b41791a8253cef12f02805eaab05df91d;hp=91fe228f7781c3ea725a3fec1c4700dab404ce17;hpb=dd018f09328dbfb2c28a199bbb271d8323cb9a77;p=dbsrgits%2FDBIx-Class-Historic.git

diff --git a/lib/DBIx/Class/Storage.pm b/lib/DBIx/Class/Storage.pm
index 91fe228..604ad5b 100644
--- a/lib/DBIx/Class/Storage.pm
+++ b/lib/DBIx/Class/Storage.pm
@@ -262,11 +262,58 @@ which allows the rollback to propagate to the outermost transaction.
 
 sub txn_rollback { die "Virtual method!" }
 
+=head2 svp_begin
+
+Arguments: $savepoint_name?
+
+Created a new savepoint using the name provided as argument. If no name
+is provided, a random name will be used.
+
+=cut
+
+sub svp_begin { die "Virtual method!" }
+
+=head2 svp_release
+
+Arguments: $savepoint_name?
+
+Release the savepoint provided as argument. If none is provided,
+release the savepoint created most recently. This will implicitly
+release all savepoints created after the one explicitly released as well.
+
+=cut
+
+sub svp_release { die "Virtual method!" }
+
+=head2 svp_rollback
+
+Arguments: $savepoint_name?
+
+Rollback to the savepoint provided as argument. If none is provided,
+rollback to the savepoint created most recently. This will implicitly
+release all savepoints created after the savepoint we rollback to.
+
+=cut
+
+sub svp_rollback { die "Virtual method!" }
+
 =for comment
 
-=head2 txn_scope_guard
+=head2 txn_scope_guard (EXPERIMENTAL)
+
+An alternative way of using transactions to C<txn_do>:
+
+ my $txn = $storage->txn_scope_guard;
+
+ $row->col1("val1");
+ $row->update;
+
+ $txn->commit;
 
-Return an object that does stuff.
+If a exception occurs, the transaction will be rolled back. This is still very
+experiemental, and we are not 100% sure it is working right when nested. The
+onus is on you as the user to make sure you dont forget to call
+$C<$txn->commit>.
 
 =cut
 
@@ -434,7 +481,8 @@ Old name for DBIC_TRACE
 
 =head1 SEE ALSO
 
-L<DBIx::Class::Storage::DBI> - reference storage inplementation using SQL::Abstract and DBI.
+L<DBIx::Class::Storage::DBI> - reference storage implementation using
+SQL::Abstract and DBI.
 
 =head1 AUTHORS