release 0.08123

[dbsrgits/DBIx-Class.git] / lib / DBIx / Class / SQLAHacks / MSSQL.pm

diff --git a/lib/DBIx/Class/SQLAHacks/MSSQL.pm b/lib/DBIx/Class/SQLAHacks/MSSQL.pm
index ee2e4cf..f1af970 100644 (file)
--- a/lib/DBIx/Class/SQLAHacks/MSSQL.pm
+++ b/lib/DBIx/Class/SQLAHacks/MSSQL.pm
@@ -1,36 +1,14 @@
 package # Hide from PAUSE
   DBIx::Class::SQLAHacks::MSSQL;
 
-use warnings;
-use strict;
-
 use base qw( DBIx::Class::SQLAHacks );
 use Carp::Clan qw/^DBIx::Class|^SQL::Abstract/;
 
-# an MSSQL-specific implementation of the Row-Number-Over limiting
-# technique
-
-sub _MSRowNumberOver {
-  my ($self, $sql, $order, $rows, $offset ) = @_;
-
-  # get the order_by only (or make up an order if none exists)
-  my $order_by = $self->_order_by(
-    (delete $order->{order_by}) || \ '(SELECT (1))'
-  );
-
-  # whatever is left
-  my $group_having = $self->_order_by($order);
-
-  $sql = sprintf (<<'EOS', $order_by, $sql, $group_having, $offset + 1, $offset + $rows, );
-
-SELECT * FROM (
-  SELECT orig_query.*, ROW_NUMBER() OVER(%s ) AS rno__row__index FROM (%s%s) orig_query
-) rno_subq WHERE rno__row__index BETWEEN %d AND %d
-
-EOS
-
-  $sql =~ s/\s*\n\s*/ /g;   # easier to read in the debugger
-  return $sql;
+#
+# MSSQL does not support ... OVER() ... RNO limits
+#
+sub _rno_default_order {
+  return \ '(SELECT(1))';
 }
 
 1;