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This operator can be used to translate a key-value/json object to a tuple.

Names are JSON-Path Exceptions

If names contains special chars like ".", "*", etc. the chars will be replaced by "_".

To define own names you ['Path','Name','Type'] in the schema.


  • schema: The list of requested attributes (keys) and their data type.
  • type: The type of the output tuple
  • keepInput: If set to true, the key-value is stored in the additional content container of the output tuple.
  • dateFormat: Can be used to format the timestamp. To create a timestamp an attribute of data type STARTTIMESTAMP or ENDTIMESTAMP has to be added to schema.