protected void Page_Load(object sender, EventArgs e) { System.Diagnostics.Stopwatch stopwatch = new Stopwatch(); stopwatch.Start(); // 开始监视代 using (DNetContext db = new DNetContext()) { db.Update <Author>(m => { m.token = ""; m.Age = 20; }, m => m.AuthorID == 1); var author = db.GetSingle <Author>(m => true, q => q.OrderBy(m => m.AuthorID)); if (author != null) { author.AuthorName = "jim"; var effect = db.Update(author); } db.Update <Author>(m => m.AuthorName = "jim", m => m.AuthorID == 1); db.Update <Author>(m => { m.AuthorName = "jim"; m.Age = 30; }, m => m.AuthorID == 1); db.Update <Author>(m => new Author { AuthorName = m.AuthorName + "123", IsValid = true }, m => m.AuthorID == 1); db.UpdateOnlyFields <Author>(new Author { AuthorName = "123", Age = 20, AuthorID = 1, IsValid = true }, m => new { m.AuthorName, m.Age }, m => m.AuthorID == 1); db.UpdateIgnoreFields <Author>(new Author { AuthorName = "123", Age = 20, AuthorID = 1, IsValid = true }, m => m.AuthorName, m => m.AuthorID == 1); } stopwatch.Stop(); // 停止监视 TimeSpan timespan = stopwatch.Elapsed; // 获取当前实例测量得出的总时间 double milliseconds = timespan.TotalMilliseconds; // 总毫秒数 Response.Write("执行时间:" + milliseconds + "毫秒"); }
protected void Page_Load(object sender, EventArgs e) { System.Diagnostics.Stopwatch stopwatch = new Stopwatch(); stopwatch.Start(); // 开始监视代码 using (DNetContext db = new DNetContext()) { var author = db.GetSingle <Author>(m => true, q => q.OrderBy(m => m.AuthorID)); var book = db.GetSingle <Book>(m => ((DateTime)m.PublishDate).ToString("yyyy-MM-dd") == "2017-11-11"); var authors = db.GetList <Author>(m => string.IsNullOrEmpty(m.AuthorName) && m.IsValid == true); List <dynamic> name = db.GetDistinctList <Author>(m => m.AuthorName.StartsWith("jim") && m.IsValid == true, m => m.AuthorName + "aaa"); //List<string> name1 = db.GetDistinctList<Author, string>(m => m.AuthorName.IndexOf("jim") == 2 && m.IsValid == true, m => m.AuthorName); var books = db.GetList <Book>(m => SubQuery.GetList <Author>(n => n.AuthorID > 10, n => n.AuthorID).Contains(m.AuthorID)); books = db.GetList <Book>(m => m.AuthorID >= SubQuery.GetSingle <Author>(n => n.AuthorID == 10, n => n.AuthorID)); var authorid = db.GetMax <Author>(m => (int)m.AuthorID); WhereBuilder <Author> where = new WhereBuilder <Author>(); where.And(m => m.AuthorName.Contains("jim")); where.And(m => m.AuthorID == 3); where.Or(m => m.IsValid == true); db.GetList <Author>(where.WhereExpression); PageFilter <Author> page = new PageFilter <Author> { PageIndex = 1, PageSize = 10 }; page.And(m => "jim green".Contains(m.AuthorName)); page.OrderBy(q => q.OrderBy(m => m.AuthorName).OrderByDescending(m => m.AuthorID)); PageDataSource <Author> pageSource = db.GetPage <Author>(page); } stopwatch.Stop(); // 停止监视 TimeSpan timespan = stopwatch.Elapsed; // 获取当前实例测量得出的总时间 double milliseconds = timespan.TotalMilliseconds; // 总毫秒数 Response.Write("执行时间:" + milliseconds + "毫秒"); }
protected void Page_Load(object sender, EventArgs e) { System.Diagnostics.Stopwatch stopwatch = new Stopwatch(); stopwatch.Start(); // 开始监视代 using (DNetContext db = new DNetContext()) { var author = db.GetSingle <Author>(m => true, q => q.OrderBy(m => m.AuthorID)); var effect = db.Delete(author); int authorid = db.GetMax <Author>(m => (int)m.AuthorID); db.Delete <Author>(m => m.AuthorID == authorid); } stopwatch.Stop(); // 停止监视 TimeSpan timespan = stopwatch.Elapsed; // 获取当前实例测量得出的总时间 double milliseconds = timespan.TotalMilliseconds; // 总毫秒数 Response.Write("执行时间:" + milliseconds + "毫秒"); }