NUBIC/ncs_navigator_core — pull request #3 by yipdw (2012-08-22 20:27:05+00:00)
Title: A scope to eager-load NCS-coded attributes.

This scope makes it easier to cut back on database latency caused by many `NcsCode`-related queries. Example usage:

```ruby
Instrument.with_codes.where(criterion)
```