扩展存储过程是以在SQL Server 2019环境外执行的动态链接库(DLL文件)来实现的,可以加载到SQL Server 2019实例运行的地址空间中执行,扩展存储过程可以使用SQL Server 2019扩展存储过程API来编写。扩展存储过程以前缀“xp_”来标识,对于用户来说,扩展存储过程和普通存储过程一样,可以用相同的方式来执行。 创建存储过程 ...
存储过程(stored procedure)有时候称为sproc,它是真正的脚本-或者更准确的说,他是批处理(batch)-它存储于数据库中,而不是淡出的文件中。无论如何,这个比较并不是很确定。存储过程有输出参数,输入参数已及返回值等。而脚本不会有这些内容。 存储过程基本语法: CREATE PROCEDURE|PROC [<parameter name> <data t...
数据类型和名称一样,必须像变量那样声明,采用SQL Server内置的或用户自定义的数据类型。 声明需要类型时需要注意,当声明CURSOR类型参数时,必须也使用VARYING和OUTPUT选项。同时,OUTPUT可以简写为OUT。 其语法如下所示: @parameter_name[AS]datatype[=default|NULL][VARYING][OUTPUT | OUT] 一个需要传入参数的存储过程...
1 CREATE PROC [ EDURE ] procedure_name [ ; number ] 2 [ { @parameter data_type } 3 [ VARYING ] [ = default ] [ OUTPUT ] 4 ] [ ,...n ] 5 [ WITH 6 { RECOMPILE | ENCRYPTION | RECOMPILE , ENCRYPTION } ] 7 [ FOR REPLICATION ] 8 AS 9 [ begin ] 10 T-SQL 语句 11 [ ...
This article describes how to create a SQL Server stored procedure by using SQL Server Management Studio and by using the Transact-SQL CREATE PROCEDURE statement. Permissions Requires CREATE PROCEDURE permission in the database and ALTER permission on the schema in which the procedure is being create...
Learn how to create a Transact-SQL stored procedure by using SQL Server Management Studio and by using the Transact-SQL CREATE PROCEDURE statement.
Learn how to create a Transact-SQL stored procedure by using SQL Server Management Studio and by using the Transact-SQL CREATE PROCEDURE statement.
Learn how to create a Transact-SQL stored procedure by using SQL Server Management Studio and by using the Transact-SQL CREATE PROCEDURE statement.
Learn how to create a Transact-SQL stored procedure by using SQL Server Management Studio and by using the Transact-SQL CREATE PROCEDURE statement.
Learn how to create a Transact-SQL stored procedure by using SQL Server Management Studio and by using the Transact-SQL CREATE PROCEDURE statement.