select_group: Select a group of ids from a large data file.

In potterzot/kgRainPredictR: Rain prediction kaggle competition

Description

Select a group of ids from a large data file.

Usage

select_group(dat, group_var, s, columns, num_chunks, chunk_size = 10000)

Arguments

dat	the data.
group_var	the group variable.
s	vector of group identifiers to be selected.
columns	the columns to return, or NULL for all.
num_chunks	number of chunks to use.
chunk_size	number of rows in each chunk. Overridden by num_chunks

Value

selected data.

potterzot/kgRainPredictR documentation built on May 25, 2019, 11:24 a.m.