SHOW PROCEDURE STATUS LIKE 存储过程名;
LIKE 存储过程名用来匹配存储过程的名称,LIKE 不能省略。
CREATE TABLE `studentinfo` (
`ID` int(11) NOT NULL,
`NAME` varchar(20) DEFAULT NULL,
`SCORE` decimal(4,2) DEFAULT NULL,
`SUBJECT` varchar(20) DEFAULT NULL,
`TEACHER` varchar(20) DEFAULT NULL,
PRIMARY KEY (`ID`)
);
mysql> INSERT INTO studentinfo(id,name,score) VALUES(1,"zhangsan",80),(2,"lisi","70"); Query OK, 2 rows affected (0.01 sec) Records: 2 Duplicates: 0 Warnings: 0
mysql> DELIMITER //
mysql> CREATE PROCEDURE showstuscore()
-> BEGIN
-> SELECT id,name,score FROM studentinfo;
-> END //
Query OK, 0 rows affected (0.07 sec)
mysql> SHOW PROCEDURE STATUS LIKE 'showstuscore' \G
*************************** 1. row ***************************
Db: test
Name: showstuscore
Type: PROCEDURE
Definer: root@localhost
Modified: 2020-02-20 13:34:50
Created: 2020-02-20 13:34:50
Security_type: DEFINER
Comment:
character_set_client: gbk
collation_connection: gbk_chinese_ci
Database Collation: latin1_swedish_ci
1 row in set (0.01 sec)
mysql> SHOW PROCEDURE STATUS LIKE 'show%' \G
*************************** 1. row ***************************
Db: test
Name: showstuscore
Type: PROCEDURE
Definer: root@localhost
Modified: 2020-02-21 09:34:50
Created: 2020-02-21 09:34:50
Security_type: DEFINER
Comment:
character_set_client: gbk
collation_connection: gbk_chinese_ci
Database Collation: latin1_swedish_ci
1 row in set (0.00 sec)
查询结果显示了存储过程的创建时间、修改时间和字符集等信息。
SHOW CREATE PROCEDURE 存储过程名;
mysql> SHOW CREATE PROCEDURE showstuscore \G
*************************** 1. row ***************************
Procedure: showstuscore
sql_mode: STRICT_TRANS_TABLES,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION
Create Procedure: CREATE DEFINER=`root`@`localhost` PROCEDURE `showstuscore`()
BEGIN
SELECT id,name,score FROM studentinfo;
END
character_set_client: gbk
collation_connection: gbk_chinese_ci
Database Collation: latin1_swedish_ci
1 row in set (0.01 sec)
查询结果显示了存储过程的定义和字符集信息等。SELECT * FROM information_schema.Routines WHERE ROUTINE_NAME=存储过程名;
在 information_schema 数据库下的 routines 表中,存储着所有存储过程的定义。所以,使用 SELECT 语句查询 routines 表中的存储过程和函数的定义时,一定要使用 routine_name 字段指定存储过程的名称,否则,将查询出所有的存储过程的定义。
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