lib/arel/engines/sql/relations/table.rb in arel-1.0.0 vs lib/arel/engines/sql/relations/table.rb in arel-1.0.1

@@ -11,12 +11,10 @@
       def tables; @@tables; end
       def tables= e; @@tables = e; end
     end
 
     attr_reader :name, :engine, :table_alias, :options, :christener
-    attr_reader :table_exists
-    alias :table_exists? :table_exists
 
     def initialize(name, options = {})
       @name = name.to_s
       @table_exists = nil
       @table_alias = nil
@@ -47,16 +45,18 @@
             raise "#{@engine.adapter_name} is not supported by Arel."
           end
         end
 
         @@tables ||= engine.connection.tables
-        @table_exists = @@tables.include?(name) ||
-          @engine.connection.table_exists?(name)
       end
     end
 
     def as(table_alias)
       Table.new(name, options.merge(:as => table_alias))
+    end
+
+    def table_exists?
+      @table_exists ||= @@tables.include?(name) || engine.connection.table_exists?(name)
     end
 
     def attributes
       return @attributes if @attributes
       if table_exists?