ActiveRecord ConnectionAdapters PostgreSQLColumn Cast module Cast Ruby on Rails 4.1.16 Since v4.0.13 Last seen in v4.1.16 Available in: v4.0.13 v4.1.16 Compare with: … v4.0.13 No documentation comment. Constants ActiveRecord::ConnectionAdapters::PostgreSQLColumn::Cast::ARRAY_ESCAPE ActiveRecord::ConnectionAdapters::PostgreSQLColumn::Cast::HstorePair Methods (defined here) # array_to_string # cidr_to_string # hstore_to_string # json_to_string # point_to_string # range_to_string # string_to_array # string_to_bit # string_to_cidr # string_to_hstore # string_to_json # string_to_point # string_to_time Private methods (3) Implementation detail — not part of the public API. # escape_hstore # quote_and_escape # type_cast_array