mproject-methods: Add a $project stage to a MongoPipeline.

In Ka2wei/mongoplyr: MongoDB Aggregation Pipeline for R

Description

Add a $project stage to a MongoPipeline.

Usage

mproject(p, ...)

## S4 method for signature 'MongoPipeline'
mproject(p, ...)

Arguments

p	A MongoPipeline instance.
...	Named arguments for mproject fields, indicating whether to include (1) or exclude (0), or functions of fields

Value

A copy of the previous pipeline, with the new stage added.

Ka2wei/mongoplyr documentation built on May 23, 2019, 6:02 p.m.