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| author | Neeraj Singh <neerajdotname@gmail.com> | 2010-09-28 14:32:59 -0400 |
|---|---|---|
| committer | Aaron Patterson <aaron.patterson@gmail.com> | 2010-09-28 15:52:26 -0700 |
| commit | 3f16103daf330a067454dd2ae324d8d238ac5ba3 (patch) | |
| tree | 09ab264bf0f30b5bed3b4d412ca9d8b693489cd4 /activerecord/lib | |
| parent | 9b89a436e59bfe50ef6dfd85bd12311f326d7140 (diff) | |
| download | rails-3f16103daf330a067454dd2ae324d8d238ac5ba3.tar.gz rails-3f16103daf330a067454dd2ae324d8d238ac5ba3.tar.bz2 rails-3f16103daf330a067454dd2ae324d8d238ac5ba3.zip | |
performance improvement based on discussion at http://github.com/rails/rails/commit/fbd1d306b95cc2efb6422e12d26d5818a3a42343
Credit goes to all the participants in the discussion
Diffstat (limited to 'activerecord/lib')
| -rw-r--r-- | activerecord/lib/active_record/relation/query_methods.rb | 12 |
1 files changed, 3 insertions, 9 deletions
diff --git a/activerecord/lib/active_record/relation/query_methods.rb b/activerecord/lib/active_record/relation/query_methods.rb index b25388c0e8..e2b1330c24 100644 --- a/activerecord/lib/active_record/relation/query_methods.rb +++ b/activerecord/lib/active_record/relation/query_methods.rb @@ -280,15 +280,9 @@ module ActiveRecord end def reverse_sql_order(order_query) - order_query.join(', ').split(',').collect { |s| - if s.match(/\s(asc|ASC)$/) - s.gsub(/\s(asc|ASC)$/, ' DESC') - elsif s.match(/\s(desc|DESC)$/) - s.gsub(/\s(desc|DESC)$/, ' ASC') - else - s + ' DESC' - end - } + order_query.join(', ').split(',').collect do |s| + s.gsub!(/\sasc\Z/i, ' DESC') || s.gsub!(/\sdesc\Z/i, ' ASC') || s.concat(' DESC') + end end def array_of_strings?(o) |