向Pig脚本中传入参数

A = LOAD '$INPUT_DIR' AS (t0:long, msisdn:chararray, t2:chararray, t3:chararray, t4:chararray,t5:chararray, t6:long, t7:long, t8:long, t9:long, t10:chararray);
B = FOREACH A GENERATE msisdn, t6, t7, t8, t9;
C = GROUP B BY msisdn;
D = FOREACH C GENERATE  group, SUM(B.t6), SUM(B.t7), SUM(B.t8), SUM(B.t9);
STORE D INTO '$OUTPUT_DIR';


pig -p INPUT_DIR=hdfs://mycluster/pig/in -p OUTPUT_DIR=hdfs://mycluster/pig/out  ./schedule.pig