R/arrow_dataset.R
from_schema.arrow_stream_dataset.Rd
Create an Arrow Dataset from an input stream, inferring output types and shapes from the given Arrow schema.
# S3 method for arrow_stream_dataset from_schema(object, schema, columns = NULL, host = NULL, filenames = NULL, ...)
object | An R object. |
---|---|
schema | Arrow schema defining the record batch data in the stream. |
columns | A list of column indices to be used in the Dataset. |
host | A |
filenames | Not used. |
... | Optional arguments passed on to implementing methods. |