Merge 'trunk' into 'DBIx-Class-current'

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

diff --git a/lib/DBIx/Class/Storage/DBI/Pg.pm b/lib/DBIx/Class/Storage/DBI/Pg.pm
index 0c98f91..bec2a8f 100644 (file)
--- a/lib/DBIx/Class/Storage/DBI/Pg.pm
+++ b/lib/DBIx/Class/Storage/DBI/Pg.pm
@@ -21,6 +21,9 @@ sub _dbh_last_insert_id {
 sub last_insert_id {
   my ($self,$source,$col) = @_;
   my $seq = ($source->column_info($col)->{sequence} ||= $self->get_autoinc_seq($source,$col));
+  $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);
 }