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RSS订阅原创 013333333
Bugcheck Analysis ** ********************************************************************************DRIVER_IRQL_NOT_LESS_OR_EQUAL (d1)An ..
2021-09-05 15:07:06
271
原创 01222222
Microsoft (R) Windows Debugger Version 10.0.22415.1003 AMD64Copyright (c) Microsoft Corporation. All rights reserved.Loading Dump File [C:\Windows\Minidump\090521-7437-01.dmp]Mini Kernel Dump File: Only registers and stack trace are availableSymbol.
2021-09-05 14:54:00
226
原创 011. 创建数据表/插入数据
if exists(select * from sysobjects where name = 'scorelist')drop table scorelistcreate table Scorelist( id int, studentid int , csharp int not null, SQLdatabase int)select * from scorelist
2021-09-04 17:48:27
136
原创 010.用list集合接受查询结果并解析出来
using System;using System.Data;using System.Data.SqlClient;using System.Collections;using System.Collections.Generic;namespace ConsoleApp3{ class Program { static void Main(string[] args) { //////studentname ,gender,birthday,...
2021-09-04 11:38:04
277
原创 009.2021-09-03 自定义方法类，实体类，分离客户端与数据库代码
/////program.CSusing System;using System.Data;using System.Data.SqlClient;namespace entityclass{ class Program { static void Main(string[] args) { //string connectionString = "server=.;database=mydatabase082;uid=sa...
2021-09-03 13:58:56
82
原创 008 click button to get total number of students
using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Linq;using System.Text;using System.Threading.Tasks;using System.Windows.Forms;using System.Data.SqlClient;namespace W
2021-09-03 00:53:04
65
原创 007.student service class/sql helper class/program.cs 基于对象职责明确编写程序
using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Threading.Tasks;namespace ConsoleApp2{ class StudentService { public int AddNewStudent(string studentname,string gender,DateTime birthday,...
2021-09-02 17:29:24
74
原创 006.program.cs/encapsulate crud class
using System;using System.Data;using System.Data.SqlClient;namespace ConsoleApp2{ class Program { static void Main(string[] args) { //string conn = "server=.;database=mydatabase082;uid=sa;pwd=886566"; //...
2021-09-02 11:18:06
59
原创 sqlhelper class
using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Threading.Tasks;using System.Data;using System.Data.SqlClient;namespace ConsoleApp2{/// <summary>/// class/// </summary> class SQLHel..
2021-09-02 11:16:47
80
原创 read multi lines from sql
using System;using System.Data;using System.Data.SqlClient;namespace ConsoleApp2{ class Program { static void Main(string[] args) { string conn = "server=.;database=mydatabase082;uid=sa;pwd=886566"; SqlC...
2021-09-01 18:11:36
67
原创 connect sql /insert data
using System;using System.Data;using System.Data.SqlClient;namespace Database_connection_Demo{ class Program { static void Main(string[] args) { Console.WriteLine("Hello World!");//lucida console string...
2021-08-31 23:37:26
159
原创 insert data / get identity
using System;using System.Data;using System.Data.SqlClient;namespace ADO.NETDemo{ class Program { static void Main(string[] args) { //string connString = "Server=.;Database=mydatabase082;uid=sa;pwd=886566"; ...
2021-08-31 20:31:34
108
原创 sql connection
using System;using System.Data;using System.Data.SqlClient;namespace ADO.NETDemo{ class Program { static void Main(string[] args) { string connString = "Server=.;Database=mydatabase082;uid=sa;pwd=886566"; ...
2021-08-31 15:59:17
544
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