FoundationDB/sql-parser — pull request #159 by nathanlws (2014-12-09 16:59:53+00:00)
Title: Parse NULLIF as a plain routine invocation

Instead of transforming to an IF. Note that NULLIF is still treated as reserved and requires exactly 2 arguments.

Includes minor refactoring to consolidate routine node creation.

Will have an associated SQL Layer branch momentarily.