c test native sql speed code sample sharing

  • 2020-05-30 20:58:37
  • OfStack


using System;
using System.Collections.Generic;
using System.Text;
using System.Data.SqlClient;
namespace ConsoleApplication2
{
    class Program
    {
        static void Main(string[] args)
        {
            SqlConnection conn = new SqlConnection();
            SqlCommand comm = new SqlCommand();
            DateTime t1, t2;
            int count = 10000;  // cycles 
            string times;
            conn.ConnectionString = "Data Source=.;Initial Catalog=Server;Integrated Security=True";
            comm.CommandText = "insert into test (Cid,Cvalue) values('1','1')"; // Insert data into 
            comm.Connection = conn;
            Console.WriteLine(" Start inserting data \r\n The start time :" +(t1=DateTime.Now).ToLongTimeString());
            try
            {
                conn.Open();
                for (int i = 1; i <= count; i++)
                {
                    comm.ExecuteNonQuery(); // Execute the query 
                }
                Console.WriteLine(" The end of time :" + (t2 = DateTime.Now).ToLongTimeString());
                times = GetTimeSpan(t1, t2).ToString();
                Console.WriteLine(" The duration of the :" + times.Substring(0, times.LastIndexOf(".") + 4));
                Console.WriteLine(" This test was done on the database in total " + count + " Secondary data insert operation! ");
                //comm.CommandText = "delete from test";
                //comm.ExecuteNonQuery();
                //Console.WriteLine(" The test data has been deleted ");
            }
            catch (Exception err)
            {
                Console.WriteLine(err.Message);
            }
            finally
            {
                comm = null;
                conn.Close();
                conn.Close();
            }
            Console.ReadKey();
        }
        /// <summary>
        ///  Returns the time interval between two time objects 
        /// </summary>
        private static TimeSpan GetTimeSpan(DateTime t1, DateTime t2)
        {
            DateTime t3;
            if (DateTime.Compare(t1, t2) == 1)
            {
                t3 = t1;
                t1 = t2;
                t2 = t3;
            }
            return t2.Subtract(t1);
        }
    }
}


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