MongoDB 多条件组合查询

组合条件查询json格式语法

{
    "$and": [
        {
            "Date": {
                $gt: ISODate("2015-06-05T00:45:00.00"),
                $lt: ISODate("2015-06-05T00:50:00.00")
            }
        },
        {
            "ObjID": 406
        }
    ]
}

　

mongodb数据导入导出

F:\mongodb\bin>mongoexport  --query  {"ObjID":}  -d gps_current -c gps  -o .
txt --port  --host localhost
connected to: localhost:
exported  records

D:\Winservice\mongodb>mongoimport --host localhost --port  --db gps_current_lhua -c gps --file .txt
connected to: localhost:
--13T13::52.267+ check
--13T13::52.275+ imported  objects