ds.group_by.Rd
DataSHIELD implentation of dplyr::group_by
.
ds.group_by(
df.name = NULL,
expr,
.add = FALSE,
.drop = TRUE,
newobj = NULL,
datasources = NULL
)
Character specifying a serverside data frame or tibble.
Variables or computations to group by.
When FALSE, the default, group_by()
will override existing groups. To add to the
existing groups, use .add = TRUE.
Drop groups formed by factor levels that don't appear in the data? The default is TRUE except when .data has been previously grouped with .drop = FALSE.
Character specifying name for new server-side data frame.
DataSHIELD connections object.
An object with the name specified by the newobj
argument is written serverside.
if (FALSE) {
ds.group_by(
df.name = "mtcars",
expr = list(mpg, cyl),
newobj = "grouped_df"
)
}