Py4JJavaError: An error occurred while calling o80.select. toString () /usr/hdp/current/spark2-client/python/lib/py4j-0.10.6-src.zip/py4j/protocol.py in get_return_value (answer, gateway_client, target_id, name) 322 raise Py4JError ( 323 "An error occurred while calling. name ) 1161 1162 for temp_arg in temp_args : /usr/hdp/current/spark2-client/python/pyspark/sql/utils.py in deco (*a, **kw) 61 def deco ( * a, ** kw ): 62 try : -> 63 return f ( * a, ** kw ) 64 except py4j. send_command ( command ) 1159 return_value = get_return_value ( -> 1160 answer, self. _name_ = name /usr/hdp/current/spark2-client/python/lib/py4j-0.10.6-src.zip/py4j/java_gateway.py in _call_ (self, *args) 1158 answer = self. _jc if isinstance ( col, Column ) else col ) 43 return Column ( jc ) 44 _.
_active_spark_context -> 42 jc = getattr ( sc. \ģ show () /usr/hdp/current/spark2-client/python/pyspark/sql/functions.py in _ (col) 40 def _ ( col ): 41 sc = SparkContext. > 2 select ( upper ( "first_name" ), upper ( "last_name" )). Py4JError Traceback (most recent call last)
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