Re: Getting a NULL from a MAP operation

2011-12-12 Thread Mark Grover
Adam Smith Awards 2009. - Original Message - From: "mdefoinplatel ext" To: hive-u...@hadoop.apache.org Sent: Monday, December 12, 2011 7:46:18 AM Subject: Getting a NULL from a MAP operation Dear all , I am trying to process some web log data and one of the steps consists i

Getting a NULL from a MAP operation

2011-12-12 Thread mdefoinplatel.ext
Dear all , I am trying to process some web log data and one of the steps consists in parsing a string to extract the relevant fields. So I am using a FROM ... MAP... USING ... statement calling a python script. My problem is that the returned fields may not exist in the original string and there