rquery_prepare: Materialize a treated data frame remotely.

In vtreat: A Statistically Sound 'data.frame' Processor/Conditioner

Materialize a treated data frame remotely.

Description

Materialize a treated data frame remotely.

Usage

rquery_prepare(
  db,
  rqplan,
  data_source,
  result_table_name,
  ...,
  extracols = NULL,
  temporary = FALSE,
  overwrite = TRUE,
  attempt_nan_inf_mapping = FALSE,
  col_sample = NULL,
  return_ops = FALSE
)

materialize_treated(
  db,
  rqplan,
  data_source,
  result_table_name,
  ...,
  extracols = NULL,
  temporary = FALSE,
  overwrite = TRUE,
  attempt_nan_inf_mapping = FALSE,
  col_sample = NULL,
  return_ops = FALSE
)

Arguments

db	a db handle.
rqplan	an query plan produced by as_rquery_plan().
data_source	relop, data source (usually a relop_table_source).
result_table_name	character, table name to land result in
...	force later arguments to bind by name.
extracols	extra columns to copy.
temporary	logical, if TRUE try to make result temporary.
overwrite	logical, if TRUE try to overwrite result.
attempt_nan_inf_mapping	logical, if TRUE attempt to map NaN and Infnity to NA/NULL (goot on PostgreSQL, not on Spark).
col_sample	sample of data to determine column types.
return_ops	logical, if TRUE return operator tree instead of materializing.

Value

description of treated table.

Functions

• materialize_treated(): old name for rquery_prepare function

See Also

as_rquery_plan, rqdatatable_prepare

vtreat documentation built on Aug. 20, 2023, 1:08 a.m.