diff options
Diffstat (limited to 'lib/arel/algebra/relations/operations/having.rb')
-rw-r--r-- | lib/arel/algebra/relations/operations/having.rb | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/lib/arel/algebra/relations/operations/having.rb b/lib/arel/algebra/relations/operations/having.rb new file mode 100644 index 0000000000..cd16535609 --- /dev/null +++ b/lib/arel/algebra/relations/operations/having.rb @@ -0,0 +1,13 @@ +module Arel + class Having < Compound + attributes :relation, :havings + deriving :== + + def initialize(relation, *havings, &block) + @relation = relation + @havings = (havings + arguments_from_block(relation, &block)) \ + .collect { |g| g.bind(relation) } + end + end +end + |