[ { "paramName": "pu", "paramLongName": "postgresUrl", "paramDescription": "the jdbc url to the postgres", "paramRequired": true }, { "paramName": "uid", "paramLongName": "postgresUser", "paramDescription": "the postgres user", "paramRequired": true }, { "paramName": "pwd", "paramLongName": "postgresPassword", "paramDescription": "the postgres password=", "paramRequired": true }, { "paramName": "p", "paramLongName": "hdfsPath", "paramDescription": "the target path on HDFS", "paramRequired": true }, { "paramName": "nn", "paramLongName": "hdfsNameNode", "paramDescription": "the HDFS nameNode", "paramRequired": true } ]