ex {rquery}

Execute a wrapped execution pipeline.

Description

Execute a ops-dag using 'codewrap()' data as values.

Usage

ex(ops, ..., env = parent.frame())

Arguments

ops

rquery pipeline with tables formed by 'wrap()'.

...

not used, force later argument to be referred by name

env

environment to work in.

Value

data.frame result

Examples

if(requireNamespace('rqdatatable')) {
 d <- data.frame(x = 1:3, y = 4:6)
 d %.>%
   wrap(.) %.>%
   extend(., z := x + y) %.>%
   ex(.)
}