DataFrameWriter.json(path: str, mode: Optional[str] = None, compression: Optional[str] = None, dateFormat: Optional[str] = None, timestampFormat: Optional[str] = None, lineSep: Optional[str] = None, encoding: Optional[str] = None, ignoreNullFields: Union[bool, str, None] = None) → None

Saves the content of the DataFrame in JSON format (JSON Lines text format or newline-delimited JSON) at the specified path.


the path in any Hadoop supported file system

modestr, optional

specifies the behavior of the save operation when data already exists.

  • append: Append contents of this DataFrame to existing data.

  • overwrite: Overwrite existing data.

  • ignore: Silently ignore this operation if data already exists.

  • error or errorifexists (default case): Throw an exception if data already exists.

Other Parameters
Extra options

For the extra options, refer to Data Source Option in the version you use.


>>> df.write.json(os.path.join(tempfile.mkdtemp(), 'data'))