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-rw-r--r--lib/arel/relations/alias.rb12
1 files changed, 9 insertions, 3 deletions
diff --git a/lib/arel/relations/alias.rb b/lib/arel/relations/alias.rb
index 329f94638e..b4e8965625 100644
--- a/lib/arel/relations/alias.rb
+++ b/lib/arel/relations/alias.rb
@@ -1,13 +1,19 @@
module Arel
class Alias < Compound
- attr_reader :alias
-
def initialize(relation)
@relation = relation
end
def ==(other)
- self.equal? other
+ equal? other
+ end
+
+ def table
+ self
+ end
+
+ def relation_for(attribute)
+ self[attribute] and self
end
end
end \ No newline at end of file