3.使用EXTI-WHEN退出循环 PL/SQL提供了EXIT WHEN语句来终止一个循环,该语句与EXIT的不同在于可以在WHEN关键字的后面指定一个循环执行的条件,通常是一个比较表达式或者是一个函数或变量,当返回值为True时,循环立即终止并跳转到循环体外的下一个语句块,其声明语法如下: LOOP statement 1; statement 2; EXIT W
Go to HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services and delete all the keys referencing SQL Server Reboot the machineIn addition, please use an administrator account to reinstall SQL Server on your computer (Right click->run as administrator). ...
1.if循环 2. 3.while循环 declare @ss int set @ss =2 while @ss<10 begin print 'Hello' set @ss=@ss+1 end --break 跳出循环 declare @sss int set @sss=2 while @sss<10 begin print'Hello' set @sss=@sss+1 if @sss=6 break end --continue 跳出本次循环,继续下次循环 declare @ssss ...
SQL Server Azure SQL Database Azure SQL Managed Instance Azure Synapse Analytics Analytics Platform System (PDW) SQL analytics endpoint in Microsoft Fabric Warehouse in Microsoft Fabric SQL database in Microsoft Fabric Sets a condition for the repeated execution of a SQL statement or statement block....
SQLServer2008 关于while循环 有这样一个表tbl id code name 11 a aa/bb/cc 22 b ee/rr/tt 需要将name段根据‘/’拆分开来,变成新的数据行 即: id code name 11 a aa 11 a bb ...以下省略... 先给该表加上序号,存入临时表 select ROW_NUMBER()OVER(ORDER BY T.code desc) 序号,* into #tem...
Microsoft Build May 21–23, 2024 Register now Dismiss alert Learn Discover Product documentation Development languages Topics Sign in Q&A Questions Tags Help Ask a question Save Add to Collections Add to Plan TwitterLinkedInFacebookEmail Error While Installing SQL Server 2019 ...
SQL Server Azure SQL Database Azure SQL Managed Instance Azure Synapse Analytics Analytics Platform System (PDW) SQL analytics endpoint in Microsoft Fabric Warehouse in Microsoft Fabric SQL database in Microsoft Fabric Sets a condition for the repeated execution of a SQL statement or statement block....
What makes this tick is the DATEADD function. Notice that DATEADD(wk, @n, @firstWeek) adds a week’s work of days to our @firstWeek date. In the first iteration it adds 0 weeks. In the second iteration, @n = 1, so it adds 1 week, and so on. ...
= TARGET_RESULTS || 'ON B.ID = C.PROJECTID AND C.YEAR_DATE = D.TIME) T ORDER BY ID,PROJECTNAME,TIME )C ON A.ID = C.ID AND B.TIME = C.TIME ORDER BY a.ID,b.TIME'; TARGET_RESULTS := TARGET_RESULTS || ') ' || ALIAS || ' '; --循环拼接关联SQL FOR TEMP IN DATA ...
sum_in=sum_in*j;end%累加和 sum=sum+sum_in;end%最终阶乘累加结果 sum 执行结果 : 三、while 循环 while 循环语法 :如果条件表达式成立 , 执行循环 , 如果不成立 , 跳出循环 ; 代码语言:javascript 代码运行次数:0 运行 AI代码解释 while条件表达式// 执行语句end ...