static async Task Main(string[] args)
{
MongoDBHelper helper = new MongoDBHelper("dev");
await helper.InsertAsync("sample", new Book
{
BookName = "三体",
Price = 93.00M,
Category = "科幻",
Author = "刘慈欣"
});
Console.WriteLine("end...");
}
private static void DoMongo()
{
//初始化，传入要操作的集合名称
MongoDBHelper db = new MongoDBHelper("Student");
Student stu = new Student();
//检查有没有相同的数据
var filter1 = Builders <Student>
.Filter.Eq("stu_no", "00002");
if (!db.CheckData <Student>(filter1))
{
//插入一条记录
#region 组装
stu.age = 18;
stu.name = "刘德华";
stu.sex = 1;
stu.stu_no = "00002";
#endregion
int result = db.Add <Student>(stu);
if (result > 0)
{
Console.WriteLine("添加成功");
}
else
{
Console.WriteLine("添加失败");
}
}
//查找一条记录
Console.WriteLine("=========查找数据============");
string _id = "5db93f4e8876f0354862189f";
stu = db.FindOne <Student>(_id, true, null);
if (stu != null)
{
Console.WriteLine("学生姓名是：{0}", stu.name);
Console.WriteLine("学生年龄是：{0}", stu.age);
}
//更新一条数据
Console.WriteLine("=========更新数据============");
stu.name = "我的名字原来叫小明";
db.Update <Student>(stu, _id, true);
Console.WriteLine("=========查找更新后的数据============");
var filter = Builders <Student>
.Filter.Eq("_id", new ObjectId("5db93f4e8876f0354862189f"));
List <Student> list = db.FindList <Student>(filter);
if (list.Count > 0)
{
foreach (var item in list)
{
Console.WriteLine("更改后学生名字叫:{0}", item.name);
}
}
Console.ReadKey();
}
