stream_read_socket | R Documentation |
Reads a Socket stream as a Spark dataframe stream.
stream_read_socket(sc, name = NULL, columns = NULL, options = list(), ...)
sc |
A |
name |
The name to assign to the newly generated stream. |
columns |
A vector of column names or a named vector of column types.
If specified, the elements can be |
options |
A list of strings with additional options. |
... |
Optional arguments; currently unused. |
Other Spark stream serialization:
stream_read_csv()
,
stream_read_delta()
,
stream_read_json()
,
stream_read_kafka()
,
stream_read_orc()
,
stream_read_parquet()
,
stream_read_text()
,
stream_write_console()
,
stream_write_csv()
,
stream_write_delta()
,
stream_write_json()
,
stream_write_kafka()
,
stream_write_memory()
,
stream_write_orc()
,
stream_write_parquet()
,
stream_write_text()
## Not run:
sc <- spark_connect(master = "local")
# Start socket server from terminal, example: nc -lk 9999
stream <- stream_read_socket(sc, options = list(host = "localhost", port = 9999))
stream
## End(Not run)
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