Moved limit to a redis server-side sort

MIT-LICENSE

@@ -1,4 +1,4 @@
-Copyright (c) 2009 Dan Herrera
+Copyright (c) 2010 Dan Herrera
 
 Permission is hereby granted, free of charge, to any person
 obtaining a copy of this software and associated documentation

benchmark/benchit.rb

@@ -2,7 +2,7 @@
 require 'dm-core'
 require 'benchmark'
 require 'redis'
-require File.expand_path(File.join(File.dirname(__FILE__), '..', 'lib/dm_redis_adapter.rb'))
+require File.expand_path(File.join(File.dirname(__FILE__), '..', 'lib/dm_redis.rb'))
 
 class Post
   include DataMapper::Resource

lib/dm_redis.rb

@@ -45,7 +45,6 @@ def read(query)
         end
 
         records = query.match_records(records)
-        records = query.limit_records(records)
         records = query.sort_records(records)
         records
       end
@@ -141,11 +140,11 @@ def records_for(query)
           end
         end
 
-        # if query.limit
-        #   @redis.sort("#{query.model.to_s.downcase}:#{redis_key_for(query.model)}:all", :limit => [query.offset, query.limit]).each do |val|
-        #     keys << {"#{redis_key_for(query.model)}" => val.to_i}
-        #   end
-        # end
+        if query.limit
+          @redis.sort("#{query.model.to_s.downcase}:#{redis_key_for(query.model)}:all", :limit => [query.offset, query.limit]).each do |val|
+            keys << {"#{redis_key_for(query.model)}" => val.to_i}
+          end
+        end
 
         # Keys are empty, fall back and load all the values for this model
         if keys.empty?