SQL Kopiraj BEGIN WAITFOR DELAY '02:00'; EXECUTE sp_helpdb; END; GO C. Using WAITFOR DELAY with a local variableThe following example shows how a local variable can be used with the WAITFOR DELAY option. This stored procedure waits for a variable period of time and then returns ...
SQL Server 流程控制中的 WaitFor 语句。 1,WaitFor 语句 1 --=== 2 -- 1, WaitFor语句 3 -- Desc:WaitFor语句用于延迟后续的代码执行,或等到指定的时间后再执行后续代码。 4 -- author:ylbtech 5 -- pubdate:10:39 2012/12/17 6 --=== 7 go 8 9 go 10 --===...
SQL ServerSQL Serveridentifies these scenarios and returns an empty result set if the chance of such a deadlock exists. 注意 包含WAITFOR 将减慢SQL ServerSQL Server过程的完成速度,并会导致应用程序中的超时消息。Including WAITFOR will slow the completion of theSQL ServerSQL Serverprocess and can resul...
ylbtech-SQL Server:SQL Server-流程控制 6,WaitFor 语句 SQL Server 流程控制中的 WaitFor 语句。 1,WaitFor 语句 1 --=== 2 -- 1, WaitFor语句 3 -- Desc:WaitFor语句用于延迟后续的代码执行,或等到指定的时间后再执行后续代码。 4 -- author:ylbtech 5 -- pubdate:10:39 2012/12/17 6 --===...
SQL Copy BEGIN WAITFOR DELAY '02:00'; EXECUTE sp_helpdb; END; GO C. Using WAITFOR DELAY with a local variableThe following example shows how a local variable can be used with the WAITFOR DELAY option. This stored procedure waits for a variable period of time and then returns information...
SQLServer中WaitFor延时执行的用法 SQLServer中WaitFor延时执⾏的⽤法 在使⽤这个语句之前，我们先看看微软官⽅给的帮助⽂档⾥⾯对Waitfor的说明：WAITFOR (Transact-SQL)2017/03/15 本⽂内容 1.2.3.4.5.适⽤于：SQL Server Azure SQL 数据库Azure Synapse Analytics (SQL DW) 并⾏数据仓库 ...
SQLCopy EXECUTEsp_add_job @job_name ='TestJob';BEGINWAITFORTIME'22:20';EXECUTEsp_update_job @job_name ='TestJob', @new_name ='UpdatedJob';END; GO B. Using WAITFOR DELAY The following example executes the stored procedure after a two-hour delay. ...
SQL Server 流程控制中的 WaitFor 语句。 1,WaitFor 语句 1--===2--1, WaitFor语句3--Desc:WaitFor语句用于延迟后续的代码执行,或等到指定的时间后再执行后续代码。4--author:ylbtech5--pubdate:10:39 2012/12/176--===7go89go10--===
在阿里云MaxCompute中，没有类似waitfor的内置函数或命令。但是，您可以在MaxCompute中编写脚本或使用外部工具...
WAITFOR DELAY '00:00:02' SELECT EmployeeID FROM AdventureWorks.HumanResources.Employee; The TIME keyword followed by atime_to_execute, which specifies the time that the WAITFOR statement completes. The following example uses theTIMEkeyword to wait until 10 P.M. (22:00) to perform a check of...