Convert int to string to JOIN tables To join two tables where one is a string values and the other is an int values, you do not need to convert the tables to a different data type. T-SQL will convert and compare implicitly. One table is dbo.workorder with the OrderQty of type varcha...
The DATENAME function returns a string with the part specified in the function of the date used. Syntax DATENAME(datepart, datetime) Parameters datepart– It is the part of the date that we to get. It can be a year (yy, yyyy), quarter (qq, q), month (mm, m), dayofyear(dy, y),...
{ 8//获取配置文件中sql数据库名 9string dbName ="SqlDB"; 10string name = dbName + DateTime.Now.ToString("yyyyMMddHHmmss"); 11string procname; 12string sql; 13//创建连接对象 14 SqlConnection conn =new SqlConnection(GetConnStr()); 15 conn.Open(); //打开数据库连接 16//删除逻辑备份设备...
{publicstaticvoidMain(string[] args) {varlist =newList<string>(); list.Add("Shawn Lin"); list.Add($"Current Date: {DateTime.Now:yyyyMMdd}"); list.ForEach(item=>{ WriteLine(item); }); Console.WriteLine("Hello World!");try{//var connection = new SqlConnection("server=.;database=DB...
new DeliveryNote{ BillNo = string.Format("DN{0:yyyyMMdd}-006", DateTime.Today), TotalPrice=445566M, Contract=contracts.First(), Checker="张三"}, }; context.DeliveryNotes.AddRange(deliveries); context.SaveChanges();//可以分次提交,也可以最后一次性提交给数据库 ...
.NET Windows Servcie unable to install with InstallUtil.exe .NET: what is different between Date and DateTime? 'Application' is not declared. It may be inaccessible due to its protection level 'count' is not a member of 'System.Array'?? 'Forms' is not a member of 'Windows' on Net...
status, string remark, DateTime? startTime, DateTime? endTime) { var session = LiteSqlFactory.GetSession(); ISqlString sql = session.CreateSql(@" select t.*, u.real_name as OrderUserRealName from bs_order t left join sys_user u on t.order_userid=u.id where 1=1"); sql.AppendIf...
("remark")] public string Remark { get; set; } /// /// 创建者ID /// [Column("create_userid")] public string CreateUserid { get; set; } /// /// 创建时间 /// [Column("create_time")] public DateTime CreateTime { get; set; } /// /// 更新者ID /// [Column("...
context.SaveChanges();//可以分次提交,也可以最后一次性提交给数据库vardeliveries =newList<DeliveryNote>{newDeliveryNote{ BillNo =string.Format("DN{0:yyyyMMdd}-006", DateTime.Today), TotalPrice=445566M, Contract=contracts.First(), Checker="张三"}, ...
@{concat(replace(item().name,'.xlsx',''),'-',formatDateTime(utcNow(), 'yyyyMMddHHmmss'),'.csv')} While mapping is not required for this activity, click theMappingtab. Then click theImport schemasbutton. To complete the task, I want to add one additionalCopy dataactivity to move the...