SQLServer: resolve column aliasing/quoting collision when using limit or offset in an eager find. References #2974.

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@3184 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

1 files changed, 6 insertions, 1 deletions

diff --git a/activerecord/lib/active_record/connection_adapters/sqlserver_adapter.rb b/activerecord/lib/active_record/connection_adapters/sqlserver_adapter.rb
index 9320717b34..c3fdebfd72 100644
--- a/activerecord/lib/active_record/connection_adapters/sqlserver_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/sqlserver_adapter.rb
@@ -356,7 +356,12 @@ module ActiveRecord
           if options[:order]
             options[:order] = options[:order].split(',').map do |field|
               parts = field.split(" ")
-              if sql =~ /#{parts[0]} AS (t\d_r\d\d?)/
+              tc = parts[0]
+              if sql =~ /\.\[/ and tc =~ /\./ # if column quoting used in query
+                tc.gsub!(/\./, '\\.\\[')
+                tc << '\\]'
+              end
+              if sql =~ /#{tc} AS (t\d_r\d\d?)/
                   parts[0] = $1
               end
               parts.join(' ')