Execute storing intermeidate tables in tables variable.

# S3 method for relop_list
ex_data_table(optree, ..., tables = list(),
  source_usage = NULL, source_limit = NULL, env = parent.frame())

Arguments

optree

relop operations tree.

...

not used, force later arguments to bind by name.

tables

named list map from table names used in nodes to data.tables and data.frames.

source_usage

list mapping source table names to vectors of columns used.

source_limit

if not null limit all table sources to no more than this many rows (used for debugging).

env

environment to work in.