lib/ridgepole/diff.rb in ridgepole-0.2.5 vs lib/ridgepole/diff.rb in ridgepole-0.2.6

@@ -47,12 +47,13 @@
 
       if (from_table_name = (to_attrs[:options] || {}).delete(:renamed_from))
         # Already renamed
         next if from[table_name]
 
-        unless from.has_key?(from_table_name)
-          raise "Table `#{from_table_name}` not found"
-        end
+        # No existence checking because there is that the table to be read is limited
+        #unless from.has_key?(from_table_name)
+        #  raise "Table `#{from_table_name}` not found"
+        #end
 
         delta[:rename] ||= {}
 
         if @options[:reverse]
           delta[:rename][from_table_name] = table_name