rquery (version 1.3.3)

make_relop_list: Create a new rquery::relop operator tree collector list

Description

For how to use please see here https://github.com/WinVector/rquery/blob/master/extras/query_growth/query_growth.md.

Usage

make_relop_list(name_source = wrapr::mk_tmp_name_source("rqrol"))

Arguments

name_source

a wrapr::mk_tmp_name_source()

Value

a relop_list relop stage collector

See Also

add_relop, get_relop_list_stages, materialize_relop_list_stages

Examples

# NOT RUN {
collector <- make_relop_list()
ops <- mk_td("d", c("x", "y")) %.>%
  extend(., z %:=% x + y) %.>%
  collector
get_relop_list_stages(collector)


# }