[ { "paramName": "mt", "paramLongName": "master", "paramDescription": "should be local or yarn", "paramRequired": true }, { "paramName": "ep", "paramLongName": "relationPath", "paramDescription": "the input relation path", "paramRequired": true }, { "paramName": "mr", "paramLongName": "mergeRelPath", "paramDescription": "the input path of merge Rel", "paramRequired": true }, { "paramName": "t", "paramLongName": "targetRelPath", "paramDescription": "the output Rel Path", "paramRequired": true } ]