View source: R/rquery_treatment.R
rqdatatable_prepare | R Documentation |
Note: does not treat map NaN or +-Infinity. This function is only for timings and demonstration, not for production use.
rqdatatable_prepare(
rqplan,
data_source,
...,
partition_column = NULL,
parallelCluster = NULL,
use_parallel = use_parallel,
extracols = NULL,
non_join_mapping = FALSE,
print_rquery = FALSE,
env = parent.frame()
)
rqplan |
an query plan produced by as_rquery_plan(). |
data_source |
a data.frame. |
... |
force later arguments to bind by name. |
partition_column |
character name of column to partition work by. |
parallelCluster |
a cluster object, created by package parallel or by package snow. If NULL, use the registered default cluster. |
use_parallel |
logical, if TRUE use parallel cluster (when available). |
extracols |
extra columns to copy. |
non_join_mapping |
logical, if TRUE use non-join based column mapping. |
print_rquery |
logical, if TRUE print the rquery ops. |
env |
environment to work in. |
treated data.
as_rquery_plan
, rquery_prepare
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