oatmeal - relational data processing pipeline utility oat SCRIPT oat [OPTIONS] -e SCRIPT OPTIONS -a Append script output to source table before output. Script output and source table must have the same number of rows. -t TABLE ... Only apply operation to the given list of tables in the cluster. -p COLUMN ... Project only the given list of columns to the script. -l FILE Load input cluster from FILE instead of standard input. -w FILE Write a copy of the output cluster to FILE as well as standard output. -r COLUMN ... Rename the columns of the script output schema to the given list of columns. The number of given columns must match the number of columns in the script output schema. -o COLUMN ... Project only the given list of columns in the output.