mysql> CREATE PROCEDURE proc1(OUT s int) -> BEGIN -> SELECT COUNT(*) INTO s FROM user; -> END -> // mysql> DELIMITER ; 注: (1)这里需要注意的是DELIMITER //和DELIMITER ;两句,DELIMITER是分割符的意思,因为MySQL默认以";"为分隔符,如果我们没有声明分割符,那么编译器会把存储过程当成SQL语句...
1. mysql> CREATEPROCEDUREp1() SET@last_procedure='p1'; 2. mysql> CREATEPROCEDUREp2() SELECTCONCAT('Last procedure was ',@last_proc); 3. mysql> CALL p1( ); 4. mysql> CALL p2( ); 5. +---+ 6. | CONCAT('Last procedure was ',@last_proc | 7. +---+ 8. | Lastprocedurewas ...
mysql>createdatabasedb1;mysql>usedb1;mysql>createtablePLAYERSasselect*fromTENNIS.PLAYERS;mysql>createtableMATCHESasselect*fromTENNIS.MATCHES; 下面是存储过程的例子,删除给定球员参加的所有比赛: mysql>delimiter$$#将语句的结束符号从分号;临时改为两个$$(可以是自定义)mysql>CREATEPROCEDUREdelete_matches(INp_pl...
CREATE PROCEDURE([[IN |OUT |INOUT ] 参数名 数据类形...]) IN 输入参数:表示该参数的值必须在调用存储过程时指定,在存储过程中修改该参数的值不能被返回,为默认值 OUT 输出参数:该值可在存储过程内部被改变,并可返回 INOUT 输入输出参数:调用时指定,并且可被改变和返回 Ⅰ. IN参数例子 创建: mysql > ...
Re: Create Stored Procedure Peter Brawley August 13, 2020 02:32PM Re: Create Stored Procedure VICTOR GONZALEZ August 13, 2020 08:42PM Re: Create Stored Procedure Peter Brawley August 15, 2020 10:11AM Sorry, you can't reply to this topic. It has been closed. ...
CREATEFUNCTIONfunction_name(parameters)RETURNSreturn_typeBEGIN-- 函数体END; 1. 2. 3. 4. 5. 步骤3:检查函数的参数和返回值类型 函数的参数和返回值类型也是常见的问题源。确保函数的参数和返回值类型与实际需求相匹配。 以下是一个示例函数,它接受一个整数参数并返回一个字符串: ...
stored functions/procedures | | Create | Databases,Tables,Indexes | To create new databases and tables | | Create routine | Databases | To use CREATE FUNCTION/PROCEDURE | | Create temporary| Databases | To use CREATE TEMPORARY TABLE | | tables | | | | Create view | Tables | To create ...
import pymysql conn = pymysql.connect(host='127.0.0.1', user='hydrant-test', passwd='', db='hydrant-test') cur = conn.cursor() cur.execute(""" DELIMITER @@ CREATE PROCEDURE test() BEGIN SELECT 1; END @@ DELIMITER ; """) cur.close() conn...
mysql>createdatabasedb1;mysql>usedb1;mysql>createtablePLAYERSasselect*fromTENNIS.PLAYERS;mysql>createtableMATCHESasselect*fromTENNIS.MATCHES; 示例:创建一个存储过程,删除给定球员参加的所有比赛 mysql>delimiter$$#将语句的结束符号从分号;临时改为两个$$(可以是自定义)mysql>CREATEPROCEDUREdelete_matches(INp_pl...
Create stored procedurePosted by: Fréd De Reyck Date: December 01, 2004 09:02AM Hello, I have try to create a stored procedure but i receive an error. "could not fined proc table" Where can i found this table or solved the problem? What is the correct syntax to create a ...