option (DataStreamWriter)

Adds an output option for the underlying data source.

Syntax

option(key, value)

Parameters

Parameter	Type	Description
key	str	The option key.
value	str, int, float, or bool	The option value.

Returns

DataStreamWriter

Examples

df = spark.readStream.format("rate").load()
df.writeStream.option("x", 1)
# <...streaming.readwriter.DataStreamWriter object ...>

Print 3 rows per batch to the console:

import time
q = spark.readStream.format(
    "rate").option("rowsPerSecond", 10).load().writeStream.format(
        "console").option("numRows", 3).start()
time.sleep(3)
q.stop()