Details
Description
%default should be proposed in popup but not set if empty.
%declare should not be listed as a parameter
%declare CMD `$mycmd $date` A = load '/data/mydata/$CMD'; B = filter A by $0>'5';
http://pig.apache.org/docs/r0.13.0/cont.html#Parameter-Sub
https://groups.google.com/a/cloudera.org/forum/#!topic/hue-user/RPk3gqNQtBo