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                ## 數據查詢 >[warning] 數據庫操作的核心:數據查詢 ### 1、創建員工信息表:tp5_staff,供本章教學使用 >[info] #### 創建數據表SQL語句: ~~~ CREATE TABLE IF NOT EXISTS staff ( id INT(4) unsigned NOT NULL AUTO_INCREMENT COMMENT '編號', name VARCHAR(30) NOT NULL COMMENT '姓名', sex TINYINT(2) unsigned NOT NULL DEFAULT 1 COMMENT '性別1男0女', salary FLOAT(10,2) NOT NULL DEFAULT 2000.00 COMMENT '工資', dept VARCHAR(20) NOT NULL DEFAULT '開發部' COMMENT '部門' , hiredate DATE NOT NULL DEFAULT '0000-00-00' COMMENT '入職日期', PRIMARY KEY (id) )ENGINE = MyISAM DEFAULT CHARSET = utf8 AUTO_INCREMENT = 1001; ~~~ >[info] #### 插入部分演示數據: ~~~ INSERT staff (id,name,sex,salary,dept,hiredate) VALUES (NULL,'郭靖',1,3500,'財務部','2012-12-10'), (NULL,'洪七公',0,3865.38,'開發部','2010-02-19'), (NULL,'楊過',1,5302.56,'市場部','2014-09-22'), (NULL,'小龍女',0,3500,'客服部','2010-01-20'); (NULL,'武松',1,1900.28,'市場部','2010-07-20'), (NULL,'西門慶',1,19800.99,'開發部','2008-12-02'), (NULL,'潘金蓮',0,980.21,'市場部','2016-03-20'), (NULL,'宋江',1,5500,'客服部','2002-02-10'); ~~~ >[info] #### 查看新創建數據表: | id | name | sex | salary | dept | hiredate | | --- | --- | --- | --- | --- | --- | | 1001 | 郭靖 | 1 | 3500 | 財務部 | 2012-12-10 | | 1002 | 洪七公 | 1 | 3865.38 | 開發部 | 2010-02-19 | | 1003 | 楊過 | 1 | 5302.56 | 市場部 | 2014-09-22 | | 1004 | 小龍女 | 0 | 3500 | 客服部 | 2010-01-20 | | 1005 | 武松 | 1 | 1900.28 | 市場部 | 2010-07-20 | | 1006 | 西門慶 | 1 | 19800.99 | 開發部 | 2008-12-02 | | 1007 | 潘金蓮 | 0 | 980.21 |市場部 | 2016-03-20 | | 1008 | 宋江 | 1 | 5500 | 客服部 | 2002-02-10 | >[danger] ### 數據準備完畢,下面就開工嘍~~
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