alexreisner/geocoder — pull request #734 by jzelenkov (2014-10-17 23:43:34+00:00)
Title: Fixes OID warnings when using PostgreSQL

Postgres correctly identifies OIDs when `BEARING` and `DISTANCE` columns contain numerical values. It fails to identify OID for a NULL type.

This patch explicitly sets an OID type for NULLs when running in PostgreSQL environment.

References #637 and #628