pyspark.sql.DataFrame.toJSON

DataFrame.toJSON(use_unicode: bool = True) → pyspark.rdd.RDD[str]

Converts a DataFrame into a RDD of string.

Each row is turned into a JSON document as one element in the returned RDD.

New in version 1.3.0.

Parameters

use_unicodebool, optional, default True

Whether to convert to unicode or not.

Returns

RDD

Examples

>>> df = spark.createDataFrame([(2, "Alice"), (5, "Bob")], schema=["age", "name"])
>>> df.toJSON().first()
'{"age":2,"name":"Alice"}'

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