使用SQL Server Management Studio “使用 Transact-SQL” Related Tasks 另请参阅 适用范围:SQL Server 本主题介绍如何使用 SQL Server Management Studio 或 Transact-SQL 将数据库还原到 SQL Server 中的某个时间点。 本主题仅与使用完整恢复模式或大容量日志恢复模式的 SQL S...
ValidTo < DATEADD (MONTH, -6, SYSUTCDATETIME()) 在上述範例中,ValidTo 資料列對應 SYSTEM_TIME 期間的結束。如何設定保留原則?設定時態表的保留原則之前,請檢查是否已在資料庫層級啟用時態歷史保留功能:SQL 複製 SELECT is_temporal_history_retention_enabled, ...
SQL database in Microsoft Fabric Defines a date that is combined with a time of day with fractional seconds that is based on a 24-hour clock. Avoid usingdatetimefor new work. Instead, use thetime,date,datetime2, anddatetimeoffsetdata types. These types align with the SQL Standard, and are...
创建时间:将字段设置为datetime类型,并设置默认值为 getdate() ALTERTABLE表名ADDcreateTime SMALLDATETIMEDEFAULT(GETDATE()) 修改时间:通过触发器,在updateAfter后,使用如下语句实现: updatetableNamesetcolumnName=getdate()WHEREIDIN(SELECTDISTINCTIDFROMinserted) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 1...
Sql Server的DateTime相关 收集和部分原创 --年月日selectgetdate()[现在],YEAR(GETDATE()) [年],MONTH(GETDATE())[月],DAY(GETDATE())[日],ISDATE('2012-12-11')[是否日期1],ISDATE('2012x12-11')[是否日期2],GETUTCDATE()[当前UTC(世界标准时间)日期值], SYSDATETIME()[统时间 SysDateTime],...
Some down-level clients don't support the time, date, datetime2, and datetimeoffset data types. The following table shows the type mapping between an up-level instance of SQL Server and down-level clients.Expand table SQL Server data typeDefault string literal format passed to down-level ...
SQL database in Microsoft Fabric Defines a date that is combined with a time of day with fractional seconds that is based on a 24-hour clock. Avoid usingdatetimefor new work. Instead, use thetime,date,datetime2, anddatetimeoffsetdata types. These types align with the SQL Standard, and are...
请参阅此 SQL Server 错误代码列表(19000 年至 20999 年),查找有关 SQL Server 数据库引擎事件的错误消息的说明。
(srv.JobServer,"Test_Operator");//Set the Net send address.op.NetSendAddress ="Network1_PC";//Create the operator on the instance of SQL Server Agent.op.Create();//Define a Job object variable by supplying the Agent and the name arguments in the constructor and setting properties.Job ...
SET @endDateTime = @startDateTime + 10; /*now*/ WITH Dates([Date]) AS ( SELECT [Date]= @startDateTime UNION ALL SELECT [Date] + 1 FROM Dates WHERE [Date] + 1 <= @endDateTime ), DateRange([Date], [StartDateTime], [EndDateTime]) ...