ForLoop 类型公开以下成员。 方法 展开表 名称说明 AcceptBreakpointManager This method is called by the run-time engine when a task or container is created, and passes it a BreakpointManager manager to allow the task to create, remove, and check the status of breakpoints. This method is ...
此API 支持 SQL Server 2008 基础结构,但不能通过代码直接使用。 ForLoop 类型公开以下成员。 方法 展开表 名称说明 Execute 基础结构。For more information, see Executable. (从 IDTSExecutable100 继承。) Validate 基础结构。For more information, see Executable. (从 IDTSExecutable100 继承。) 页首 请...
Nested Loop Join 简介 两表连接就相当于二重循环,从A表抽一条记录,遍历B表查找匹配记录,然后从a表抽下一条,遍历B表 例如: select t1.*,t2.* from t1,t2 where t1.col1=t2.col2; 访问机制如下: for i in (select * from t1) loop for j in (select * from t2 where col2=i.col1) loop d...
Arduino and SQL Server Are there any Bitmap(ped) indexes in SQL Server? Are there MIN(A,B) or MAX(A,B) functions in SQL? Argument data type datetime is invalid for argument 3 of json_modify function Argument data type sql_variant is invalid for argument 1 of like function Argument dat...
ForLoopClass 类 Learn 登录 此内容已停用,今后将不再更新。 我们将不再为此内容中提到的产品、服务或技术提供支持。 建议的版本 Learn 早期版本 SQL SQL Server 2008 R2 Microsoft.SqlServer.Dts.Runtime.Wrapper 命名空间 C# 使用英语阅读 保存 添加到集合...
Add iteration to a control flow with the For Loop container Add a For Loop container in a control flow Configure the For Loop container For Loop Editor dialog box Show 2 more Applies to: SQL Server SSIS Integration Runtime in Azure Data FactoryThe...
PL/SQL loop循环详解 在PL/SQL中可以使用LOOP语句对数据进行循环处理,利用该语句可以循环执行指定的语句序列。常用的LOOP循环语句包含3种形式:基本的LOOP、WHILE...LOOP和FOR...LOOP。 LOOP语句的基本语法结构如下: 1[<>]2LOOP3statement...4END LOOP [label_name]56【语法说明】7<>:LOOP结构的标签,是可选项...
The Foreach Loop container repeats the control flow for each member of a specified enumerator.SQL Server Integration Services provides the following enumerator types:Foreach ADO enumerator to enumerate rows in tables. For example, you can get the rows in an ADO recordset. The Recordset destination...
In a package, looping is enabled by using a Foreach enumerator. The Foreach Loop container repeats the control flow for each member of a specified enumerator.SQL Server Integration Services provides the following enumerator types:Foreach ADO enumerator to enumerate rows in tables. For example, ...
PL/SQL允许在运行时动态地确定循环范围。 示例 以下示例演示如何使用for循环 - SETSERVEROUTPUTONSIZE100000;DECLAREa number(2);BEGINFORain10..20LOOP dbms_output.put_line('value of a: '||a);ENDLOOP;END;/ 当上述代码在SQL提示符下执行时,它会产生以下结果 - ...