stream_write_console {sparklyr} | R Documentation |
Writes a Spark dataframe stream into console logs.
stream_write_console(x, mode = c("append", "complete", "update"), options = list(), trigger = stream_trigger_interval(), ...)
x |
A Spark DataFrame or dplyr operation |
mode |
Specifies how data is written to a streaming sink. Valid values are
|
options |
A list of strings with additional options. |
trigger |
The trigger for the stream query, defaults to micro-batches runnnig
every 5 seconds. See |
... |
Optional arguments; currently unused. |
Other Spark stream serialization: stream_read_csv
,
stream_read_json
,
stream_read_kafka
,
stream_read_orc
,
stream_read_parquet
,
stream_read_scoket
,
stream_read_text
,
stream_write_csv
,
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") sdf_len(sc, 10) %>% dplyr::transmute(text = as.character(id)) %>% spark_write_text("text-in") stream <- stream_read_text(sc, "text-in") %>% stream_write_console() stream_stop(stream) ## End(Not run)