Update README.md

README.md

@@ -1,6 +1,37 @@
 # Dapper.Contrib.BulkInsert
-Make ClickHouse available to Dapper.Dapper's extensions.
->ClickHouse is a free analytic DBMS for big data.
+
+Easy to use Dapper batch insert, support MySQL, SQLServer, ClickHouse
+
+
+## Demo
+
+### Entity
+
+```c#
+    [Table("TestUser")]
+    public class TestUser
+    {
+        [Date]
+        public DateTime ResisterDate { get; set; }
+        public DateTime ResisterTime { get; set; }
+        public string Name { get; set; }
+        public int Age { get; set; }
+    }
+}
+```
+### InsertBulk
+```c#
+MySqlConnection conn = new MySqlConnection("server=127.0.0.1;Database=Demo;Uid=root;Pwd=root");
+conn.Open();
+conn.Execute("CREATE TABLE IF NOT EXISTS TestUser (ResisterDate Date, ResisterTime DateTime, Name varchar(200), Age int(11)) ENGINE=InnoDB");
+var user = new TestUser() { ResisterDate = DateTime.Now, ResisterTime = DateTime.Now, Age = 18, Name = "Jack" };
+var user2 = new TestUser() { ResisterDate = DateTime.Now, ResisterTime = DateTime.Now, Age = 18, Name = "Tom" };
+
+var users = new List<TestUser>() { user, user2 };
+conn.InsertBulk(users);
+```
+
+
 
 Dapper: https://github.com/StackExchange/Dapper