我想导出mongodb上一个字段的具体值。我的mongoexport的输出是这样的:从mongodb导出具体值
{"_id":"00:XX:XX:2a:15:e08503904736321657210145581","timestamp":1496095264,"MAC":"00:XX:XX:2a:15:XX","RSSI":24,"manufacturer":"30:XX:X"}
{"_id":"00:XX:XX:2b:10:b08503818454462501125707070","timestamp":1496181546,"MAC":"00:XX:XX:2b:10:XX","RSSI":29,"manufacturer":"b0:XX:XX"}
而这与5M值。是否可以仅导出一个“MAC”的值。这是我的突击队输出值:
mongoexport -u usser -p pwd --host host:port -d pingsDB -c 2017-05-25 --authenticationDatabase admin -f "timestamp,MAC,RSSI,manufacturer" -o mongo.csv
非常感谢。