data.table
Passes a single table to a function that takes a single data.frame as its argument, and returns a single data.frame.
# S3 method for relop_non_sql ex_data_table_step( optree, ..., tables = list(), source_usage = NULL, source_limit = NULL, env = parent.frame() )
relop operations tree.
not used, force later arguments to bind by name.
named list map from table names used in nodes to data.tables and data.frames.
list mapping source table names to vectors of columns used.
if not null limit all table sources to no more than this many rows (used for debugging).
environment to work in.
rq_df_funciton_node, rq_df_grouped_funciton_node
rq_df_funciton_node
rq_df_grouped_funciton_node
set.seed(3252) d <- data.frame(a = rnorm(1000), b = rnorm(1000)) optree <- local_td(d) %.>% quantile_node(.) d %.>% optree p2 <- local_td(d) %.>% rsummary_node(.) d %.>% p2 summary(d)
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