When using the Oozie Proxy job submission API for submitting the Oozie Hive, Sqoop and Pig actions. To pass any configuration to the action is required to be in below format.
For Hive action:
oozie.hive.options.size
: The number of options you'll be passing to Pig
oozie.hive.options.n
: An argument to pass to Hive, the 'n' should be an integer starting with 0 to indicate the option number