SHOWPROCEDURECODEproc_name This statement is a MySQL extension that is available only for servers that have been built with debugging support. It displays a representation of the internal implementation of the named stored procedure. A similar statement,SHOW FUNCTION CODE, displays information about st...
It displays a representation of the internal implementation of the named stored procedure. A similar statement, SHOW FUNCTION CODE, displays information about stored functions (see Section 15.7.7.19, “SHOW FUNCTION CODE Statement”). To use either statement, you must be the user named as the ...
show create PROCEDURE user_procedure_out; 1. 3.变量 存储过程中是可以使用变量的,我们可以通过 declare 来定义一个局部变量,该变量的作用域只是 begin...end 块中。 变量的定义必须写在符合语句的开头,并且在任何其他语句的前面,我们可以一次声明多个相同类型的变量,我们还可以使用default来赋予默认值。 定义一个...
SHOWCREATEPROCEDURE数据库.存储过程名; 就可以查看当前存储过程的详细。 MySQL存储过程的修改 ALTERPROCEDURE 更改用 CREATE PROCEDURE 建立的预先指定的存储过程,其不会影响相关存储过程或存储功能。 MySQL存储过程的删除 删除一个存储过程比较简单,和删除表一样: DROPPROCEDURE 从MySQL 的表格中删除一个或多个存储过程。
SHOW CREATE PROCEDURE This statement is a MySQL extension. It returns the exact string that can be used to re-create the named stored procedure. Both statement require that you be the owner of the routine. Here is the syntax : SHOW CREATE PROCEDURE proc_name ...
<code>|EXTERNAL NAME<assembly name>.<assembly class>.<method> 1. 2. 3. 4. 5. 6. 7. 8. 试一试最简单基本存储过程: USE AdventureWorks GO --切换到AdventureWorks数据库 CREATE PROCEDURE sp_Employee AS SELECT * FROM HumanResources.Employee ...
Stored Procedure error codePosted by: Ashish Mathur Date: February 17, 2014 09:38AM Hello All, I'm writing many stored procedure in MySQL like one for insert transaction as shown below:- drop procedure if exists ` sp_InsertQuery `; DELIMITER $$; CREATE DEFINER=`root`@`localhost`...
MySQL [test]> create procedure ll() -> begin -> declare done int default false; -> declare i int default 0; -> declare cur cursor for select distinct id from test; -> declare continue handler for not found set done = true;
我们常用的操作数据库语言SQL语句在执行的时候需要要先编译,然后执行,而存储过程(Stored Procedure)是一组为了完成特定功能的SQL语句集,经编译后存储在数据库中,用户通过指定存储过程的名字并给定参数(如果该存储过程带有参数)来调用执行它。 一个存储过程是一个可编程的函数,它在数据库中创建并保存。它可以有SQL语句...
存储过程(Stored Procedure)是在大型数据库系统中,一组为了完成特定功能的SQL 语句集,它存储在数据库中,一次编译后永久有效,用户通过指定存储过程的名字并给出参数(如果该存储过程带有参数)来执行它。存储过程是数据库中的一个重要对象。在数据量特别庞大的情况下利用存储过程能达到倍速的效率提升 ...