基本信息

---

下载

   友情提示：（无需注册或充值，赞助后即可获取资源下载链接）

---

     嘿，亲！知识可是无价之宝呢，但咱这精心整理的资料也耗费了不少心血呀。小小地破费一下，绝对物超所值哦！如有下载和支付问题，请联系我们QQ(微信同号)：78630559

本次赞助数额为： 2 元　

支付宝支付

微信支付

   源码介绍

---

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Data.SQLite;
using System.Data;

namespace SQLPrac
{
    class Program
    {
        static void Main(string[] args)
        {
            //EraseTable();
            Test();
            Console.WriteLine("保存完毕！");
            Console.ReadKey();
        }

        public static void Test()
        {
            var datalist = new int[100];
            for (int i = 0; i < 100; i  )
            {
                datalist[i] = i   1;
            }

            SQLiteConnectionStringBuilder str = new SQLiteConnectionStringBuilder();
            str.DataSource ="mydata.db";
            using (var con = new SQLiteConnection(str.ConnectionString))
            {
                con.Open();
                //Create Table
                const string cmdStr = "CREATE TABLE Student(Age Int);";
                using (var cmd = new SQLiteCommand(cmdStr, con))
                {
                    try
                    {
                        cmd.ExecuteNonQuery();
                    }
                    catch (System.Exception ex)
                    {

                    }
                }
                //Insert Data
                string cmdStr1 = "INSERT INTO Student VALUES(@d)";
                using (var trans = con.BeginTransaction())
                {
                    using (var cmd2 = new SQLiteCommand(cmdStr1, con))
                    {
                        cmd2.Parameters.Add(new SQLiteParameter("@d", SqlDbType.Int));
                        cmd2.Prepare();
                        foreach (var data in datalist)
                        {
                            cmd2.Parameters["@d"].Value = data;
                            cmd2.ExecuteNonQuery();
                        }
                    }
                    trans.Commit();
                }
            }
        }

        public static void EraseTable()
        {
            SQLiteConnectionStringBuilder str = new SQLiteConnectionStringBuilder();
            str.DataSource = @"mydata.db";
            using (var con = new SQLiteConnection(str.ConnectionString))
            {
                con.Open();
                //Create Table
                const string cmdStr = "CREATE TABLE Student(Age Int);";
                using (var cmd = new SQLiteCommand(cmdStr, con))
                {
                    try
                    {
                        cmd.ExecuteNonQuery();
                    }
                    catch (System.Exception ex)
                    {

                    }
                }
                const string deletT = "DELETE FROM Student;";
                using (var cmd = new SQLiteCommand(deletT, con))
                {
                    cmd.ExecuteNonQuery();
                }
            }
        }
    }
}