From: Peter Rabbitson <ribasushi@cpan.org>
Date: Sat, 25 Feb 2012 14:36:43 +0000 (+0100)
Subject: Simplify RowNumber Over limit dialect implementation
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=071dea12c36e2fa44bcefe9ebb83a371a829f81f;p=dbsrgits%2FDBIx-Class-Historic.git

Simplify RowNumber Over limit dialect implementation
---

diff --git a/lib/DBIx/Class/SQLMaker/LimitDialects.pm b/lib/DBIx/Class/SQLMaker/LimitDialects.pm
index 6bb7b92..5d9afa1 100644
--- a/lib/DBIx/Class/SQLMaker/LimitDialects.pm
+++ b/lib/DBIx/Class/SQLMaker/LimitDialects.pm
@@ -114,8 +114,6 @@ sub _RowNumberOver {
         $extra_col,
         $extra_order_sel->{$extra_col},
       );
-
-      $mid_sel .= ', ' . $extra_order_sel->{$extra_col};
     }
   }
 
diff --git a/t/sqlmaker/limit_dialects/rno.t b/t/sqlmaker/limit_dialects/rno.t
index 457cf7d..58c38b5 100644
--- a/t/sqlmaker/limit_dialects/rno.t
+++ b/t/sqlmaker/limit_dialects/rno.t
@@ -98,20 +98,28 @@ my $rs_selectas_rel = $schema->resultset('BooksInLibrary')->search ({}, {
   ],
   join => 'owner',
   rows => 1,
+  order_by => 'me.id',
 });
 
+# SELECT [owner_name], [owner_books] FROM (
+#   SELECT [owner_name], [owner_books], [ORDER__BY__1], ROW_NUMBER() OVER(  ORDER BY [ORDER__BY__1] ) AS [rno__row__index] FROM (
+#     SELECT [owner].[name] AS [owner_name], (SELECT COUNT( * ) FROM [owners] [owner] WHERE ( ( [count].[id] = [owner].[id] AND [count].[name] = ? ) )) AS [owner_books], [me].[id] AS [ORDER__BY__1]  FROM [books] [me]  JOIN [owners] [owner] ON [owner].[id] = [me].[owner] WHERE ( [source] = ? )
+#   ) [me]
+# ) [me] WHERE [rno__row__index] >= ? AND [rno__row__index] <= ?
+
 is_same_sql_bind(
   $rs_selectas_rel->as_query,
   '(
     SELECT [owner_name], [owner_books]
       FROM (
-        SELECT [owner_name], [owner_books], ROW_NUMBER() OVER( ) AS [rno__row__index]
+        SELECT [owner_name], [owner_books], ROW_NUMBER() OVER( ORDER BY [ORDER__BY__1] ) AS [rno__row__index]
           FROM (
             SELECT  [owner].[name] AS [owner_name],
               ( SELECT COUNT( * ) FROM [owners] [owner]
-                WHERE [count].[id] = [owner].[id] and [count].[name] = ? ) AS [owner_books]
-              FROM [books] [me]
-              JOIN [owners] [owner] ON [owner].[id] = [me].[owner]
+                WHERE [count].[id] = [owner].[id] and [count].[name] = ? ) AS [owner_books],
+              [me].[id] AS [ORDER__BY__1]
+                FROM [books] [me]
+                JOIN [owners] [owner] ON [owner].[id] = [me].[owner]
             WHERE ( [source] = ? )
           ) [me]
       ) [me]