创建学生表与存储过程-优快云博客

本文介绍如何使用SQL语句创建一个学生信息表，并通过存储过程实现对学生数据的插入操作。详细展示了表结构的设计及存储过程的逻辑实现。

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CREATE TABLE `tbl_student` (
  `ID` int(11) DEFAULT NULL,
  `NAME` varchar(50) DEFAULT NULL,
  `CLASSNO` varchar(100) DEFAULT NULL,
  `BIRTH` datetime DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=utf8

DELIMITER $$

USE `test`$$

DROP PROCEDURE IF EXISTS `test`$$

CREATE DEFINER=`root`@`localhost` PROCEDURE `test`(IN ID INT, OUT NAME VARCHAR (50))
BEGIN
  IF(ID = 1) 
  THEN SET NAME = '一班' ;
  END IF ;
  IF(ID = 2) 
  THEN SET NAME = '二班' ;
  END IF ;
END$$

DELIMITER ;

DELIMITER $$

USE `test`$$

DROP PROCEDURE IF EXISTS `USE_TEST`$$

CREATE DEFINER=`root`@`localhost` PROCEDURE `USE_TEST`(
  IN ID INT,
  IN NAME VARCHAR (10),
  IN CLASSNO INT,
  IN BIRTH DATETIME
)
BEGIN
  SET @ID = ID ;
  SET @NAME = NAME ;
  SET @CLASSNO = CLASSNO ;
  SET @BIRTH = BIRTH ;
  SET @CLASSNAME = NULL ;
  CALL test(CLASSNO, @CLASSNAME) ;
  SET @insertSql = CONCAT(
    'INSERT INTO TBL_STUDENT VALUES(?,?,?,?)'
  ) ;
  PREPARE stmtinsert FROM @insertSql ;
  EXECUTE stmtinsert USING @ID,
  @NAME,
  @CLASSNAME,
  @BIRTH ;
  DEALLOCATE PREPARE stmtinsert ;
END$$

DELIMITER ;

CALL USE_TEST(1,'xy',1,'2012-10-01 10:20:01');