Jonathan Coveney created PIG-3078: ------------------------------------- Summary: Make a UDF that, given a string, returns just the columns prefixed by that string Key: PIG-3078 URL: https://issues.apache.org/jira/browse/PIG-3078 Project: Pig Issue Type: Bug Reporter: Jonathan Coveney Fix For: 0.12
This comes up fairly often, usually as the result of a join. Given that the resulting schema has the column name prepended, a udf in the following form could give just the columns from the desired relation: Pluck('relation_name', *) -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira