一、 创建数据库和插入信息
/*Table structure for table `employees` */
DROP TABLE IF EXISTS `employees`;
CREATE TABLE `employees` (
`employee_id` int(6) NOT NULL DEFAULT '0',
`first_name` varchar(20) DEFAULT NULL,
`last_name` varchar(25) NOT NULL,
`email` varchar(25) NOT NULL,
`phone_number` varchar(20) DEFAULT NULL,
`hire_date` date NOT NULL,
`job_id` varchar(10) NOT NULL,
`salary` double(8,2) DEFAULT NULL,
`commission_pct` double(2,2) DEFAULT NULL,
`manager_id` int(6) DEFAULT NULL,
`department_id` int(4) DEFAULT NULL,
PRIMARY KEY (`employee_id`),
UNIQUE KEY `emp_email_uk` (`email`),
UNIQUE KEY `emp_emp_id_pk` (`employee_id`),
KEY `emp_dept_fk` (`department_id`),
KEY `emp_job_fk` (`job_id`),
KEY `emp_manager_fk` (`manager_id`),
CONSTRAINT `emp_manager_fk` FOREIGN KEY (`manager_id`) REFERENCES `employees` (`employee_id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;
/*Data for the table `employees` */
insert into `employees`(`employee_id`,`first_name`,`last_name`,`email`,`phone_number`,`hire_date`,`job_id`,`salary`,`commission_pct`,`manager_id`,`department_id`)
values (100,'Steven','King','SKING','515.123.4567','1987-06-17','AD_PRES',24000.00,NULL,NULL,90),
(101,'Neena','Kochhar','NKOCHHAR','515.123.4568','1989-09-21','AD_VP',17000.00,NULL,100,90),
(102,'Lex','De Haan','LDEHAAN','515.123.4569','1993-01-13','AD_VP',17000.00,NULL,100,90),
(103,'Alexander','Hunold','AHUNOLD','590.423.4567','1990-01-03','IT_PROG',9000.00,NULL,102,60),
(104,'Bruce','Ernst','BERNST','590.423.4568','1991-05-21','IT_PROG',6000.00,NULL,103,60),
(105,'David','Austin','DAUSTIN','590.423.4569','1997-06-25','IT_PROG',4800.00,NULL,103,60),
(106,'Valli','Pataballa','VPATABAL','590.423.4560','1998-02-05','IT_PROG',4800.00,NULL,103,60),
(107,'Diana','Lorentz','DLORENTZ','590.423.5567','1999-02-07','IT_PROG',4200.00,NULL,103,60),
(108,'Nancy','Greenberg','NGREENBE','515.124.4569','1994-08-17','FI_MGR',12000.00,NULL,101,100),
(109,'Daniel','Faviet','DFAVIET','515.124.4169','1994-08-16','FI_ACCOUNT',9000.00,NULL,108,100),
(110,'John','Chen','JCHEN','515.124.4269','1997-09-28','FI_ACCOUNT',8200.00,NULL,108,100),
(111,'Ismael','Sciarra','ISCIARRA','515.124.4369','1997-09-30','FI_ACCOUNT',7700.00,NULL,108,100),
(112,'Jose Manuel','Urman','JMURMAN','515.124.4469','1998-03-07','FI_ACCOUNT',7800.00,NULL,108,100),
(113,'Luis','Popp','LPOPP','515.124.4567','1999-12-07','FI_ACCOUNT',6900.00,NULL,108,100),
(114,'Den','Raphaely','DRAPHEAL','515.127.4561','1994-12-07','PU_MAN',11000.00,NULL,100,30),
(115,'Alexander','Khoo','AKHOO','515.127.4562','1995-05-18','PU_CLERK',3100.00,NULL,114,30),
(116,'Shelli','Baida','SBAIDA','515.127.4563','1997-12-24','PU_CLERK',2900.00,NULL,114,30),
(117,'Sigal','Tobias','STOBIAS','515.127.4564','1997-07-24','PU_CLERK',2800.00,NULL,114,30),
(118,'Guy','Himuro','GHIMURO','515.127.4565','1998-11-15','PU_CLERK',2600.00,NULL,114,30),
(119,'Karen','Colmenares','KCOLMENA','515.127.4566','1999-08-10','PU_CLERK',2500.00,NULL,114,30),
(120,'Matthew','Weiss','MWEISS','650.123.1234','1996-07-18','ST_MAN',8000.00,NULL,100,50),
(121,'Adam','Fripp','AFRIPP','650.123.2234','1997-04-10','ST_MAN',8200.00,NULL,100,50),
(122,'Payam','Kaufling','PKAUFLIN','650.123.3234','1995-05-01','ST_MAN',7900.00,NULL,100,50),
(123,'Shanta','Vollman','SVOLLMAN','650.123.4234','1997-10-10','ST_MAN',6500.00,NULL,100,50),
(124,'Kevin','Mourgos','KMOURGOS','650.123.5234','1999-11-16','ST_MAN',5800.00,NULL,100,50),
(125,'Julia','Nayer','JNAYER','650.124.1214','1997-07-16','ST_CLERK',3200.00,NULL,120,50),
(126,'Irene','Mikkilineni','IMIKKILI','650.124.1224','1998-09-28','ST_CLERK',2700.00,NULL,120,50),
(127,'James','Landry','JLANDRY','650.124.1334','1999-01-14','ST_CLERK',2400.00,NULL,120,50),
(128,'Steven','Markle','SMARKLE','650.124.1434','2000-03-08','ST_CLERK',2200.00,NULL,120,50),
(129,'Laura','Bissot','LBISSOT','650.124.5234','1997-08-20','ST_CLERK',3300.00,NULL,121,50),
(130,'Mozhe','Atkinson','MATKINSO','650.124.6234','1997-10-30','ST_CLERK',2800.00,NULL,121,50),
(131,'James','Marlow','JAMRLOW','650.124.7234','1997-02-16','ST_CLERK',2500.00,NULL,121,50),
(132,'TJ','Olson','TJOLSON','650.124.8234','1999-04-10','ST_CLERK',2100.00,NULL,121,50),
(133,'Jason','Mallin','JMALLIN','650.127.1934','1996-06-14','ST_CLERK',3300.00,NULL,122,50),
(134,'Michael','Rogers','MROGERS','650.127.1834','1998-08-26','ST_CLERK',2900.00,NULL,122,50),
(135,'Ki','Gee','KGEE','650.127.1734','1999-12-12','ST_CLERK',2400.00,NULL,122,50),
(136,'Hazel','Philtanker','HPHILTAN','650.127.1634','2000-02-06','ST_CLERK',2200.00,NULL,122,50),
(137,'Renske','Ladwig','RLADWIG','650.121.1234','1995-07-14','ST_CLERK',3600.00,NULL,123,50),
(138,'Stephen','Stiles','SSTILES','650.121.2034','1997-10-26','ST_CLERK',3200.00,NULL,123,50),
(139,'John','Seo','JSEO','650.121.2019','1998-02-12','ST_CLERK',2700.00,NULL,123,50),
(140,'Joshua','Patel','JPATEL','650.121.1834','1998-04-06','ST_CLERK',2500.00,NULL,123,50),
(141,'Trenna','Rajs','TRAJS','650.121.8009','1995-10-17','ST_CLERK',3500.00,NULL,124,50),
(142,'Curtis','Davies','CDAVIES','650.121.2994','1997-01-29','ST_CLERK',3100.00,NULL,124,50),
(143,'Randall','Matos','RMATOS','650.121.2874','1998-03-15','ST_CLERK',2600.00,NULL,124,50),
(144,'Peter','Vargas','PVARGAS','650.121.2004','1998-07-09','ST_CLERK',2500.00,NULL,124,50),
(145,'John','Russell','JRUSSEL','011.44.1344.429268','1996-10-01','SA_MAN',14000.00,0.40,100,80),
(146,'Karen','Partners','KPARTNER','011.44.1344.467268','1997-01-05','SA_MAN',13500.00,0.30,100,80),
(147,'Alberto','Errazuriz','AERRAZUR','011.44.1344.429278','1997-03-10','SA_MAN',12000.00,0.30,100,80),
(148,'Gerald','Cambrault','GCAMBRAU','011.44.1344.619268','1999-10-15','SA_MAN',11000.00,0.30,100,80),
(149,'Eleni','Zlotkey','EZLOTKEY','011.44.1344.429018','2000-01-29','SA_MAN',10500.00,0.20,100,80),
(150,'Peter','Tucker','PTUCKER','011.44.1344.129268','1997-01-30','SA_REP',10000.00,0.30,145,80),
(151,'David','Bernstein','DBERNSTE','011.44.1344.345268','1997-03-24','SA_REP',9500.00,0.25,145,80),
(152,'Peter','Hall','PHALL','011.44.1344.478968','1997-08-20','SA_REP',9000.00,0.25,145,80),
(153,'Christopher','Olsen','COLSEN','011.44.1344.498718','1998-03-30','SA_REP',8000.00,0.20,145,80),
(154,'Nanette','Cambrault','NCAMBRAU','011.44.1344.987668','1998-12-09','SA_REP',7500.00,0.20,145,80),
(155,'Oliver','Tuvault','OTUVAULT','011.44.1344.486508','1999-11-23','SA_REP',7000.00,0.15,145,80),
(156,'Janette','King','JKING','011.44.1345.429268','1996-01-30','SA_REP',10000.00,0.35,146,80),
(157,'Patrick','Sully','PSULLY','011.44.1345.929268','1996-03-04','SA_REP',9500.00,0.35,146,80),
(158,'Allan','McEwen','AMCEWEN','011.44.1345.829268','1996-08-01','SA_REP',9000.00,0.35,146,80),
(159,'Lindsey','Smith','LSMITH','011.44.1345.729268','1997-03-10','SA_REP',8000.00,0.30,146,80),
(160,'Louise','Doran','LDORAN','011.44.1345.629268','1997-12-15','SA_REP',7500.00,0.30,146,80),
(161,'Sarath','Sewall','SSEWALL','011.44.1345.529268','1998-11-03','SA_REP',7000.00,0.25,146,80),
(162,'Clara','Vishney','CVISHNEY','011.44.1346.129268','1997-11-11','SA_REP',10500.00,0.25,147,80),
(163,'Danielle','Greene','DGREENE','011.44.1346.229268','1999-03-19','SA_REP',9500.00,0.15,147,80),
(164,'Mattea','Marvins','MMARVINS','011.44.1346.329268','2000-01-24','SA_REP',7200.00,0.10,147,80),
(165,'David','Lee','DLEE','011.44.1346.529268','2000-02-23','SA_REP',6800.00,0.10,147,80),
(166,'Sundar','Ande','SANDE','011.44.1346.629268','2000-03-24','SA_REP',6400.00,0.10,147,80),
(167,'Amit','Banda','ABANDA','011.44.1346.729268','2000-04-21','SA_REP',6200.00,0.10,147,80),
(168,'Lisa','Ozer','LOZER','011.44.1343.929268','1997-03-11','SA_REP',11500.00,0.25,148,80),
(169,'Harrison','Bloom','HBLOOM','011.44.1343.829268','1998-03-23','SA_REP',10000.00,0.20,148,80),
(170,'Tayler','Fox','TFOX','011.44.1343.729268','1998-01-24','SA_REP',9600.00,0.20,148,80),
(171,'William','Smith','WSMITH','011.44.1343.629268','1999-02-23','SA_REP',7400.00,0.15,148,80),
(172,'Elizabeth','Bates','EBATES','011.44.1343.529268','1999-03-24','SA_REP',7300.00,0.15,148,80),
(173,'Sundita','Kumar','SKUMAR','011.44.1343.329268','2000-04-21','SA_REP',6100.00,0.10,148,80),
(174,'Ellen','Abel','EABEL','011.44.1644.429267','1996-05-11','SA_REP',11000.00,0.30,149,80),
(175,'Alyssa','Hutton','AHUTTON','011.44.1644.429266','1997-03-19','SA_REP',8800.00,0.25,149,80),
(176,'Jonathon','Taylor','JTAYLOR','011.44.1644.429265','1998-03-24','SA_REP',8600.00,0.20,149,80),
(177,'Jack','Livingston','JLIVINGS','011.44.1644.429264','1998-04-23','SA_REP',8400.00,0.20,149,80),
(178,'Kimberely','Grant','KGRANT','011.44.1644.429263','1999-05-24','SA_REP',7000.00,0.15,149,NULL),
(179,'Charles','Johnson','CJOHNSON','011.44.1644.429262','2000-01-04','SA_REP',6200.00,0.10,149,80),
(180,'Winston','Taylor','WTAYLOR','650.507.9876','1998-01-24','SH_CLERK',3200.00,NULL,120,50),
(181,'Jean','Fleaur','JFLEAUR','650.507.9877','1998-02-23','SH_CLERK',3100.00,NULL,120,50),
(182,'Martha','Sullivan','MSULLIVA','650.507.9878','1999-06-21','SH_CLERK',2500.00,NULL,120,50),
(183,'Girard','Geoni','GGEONI','650.507.9879','2000-02-03','SH_CLERK',2800.00,NULL,120,50),
(184,'Nandita','Sarchand','NSARCHAN','650.509.1876','1996-01-27','SH_CLERK',4200.00,NULL,121,50),
(185,'Alexis','Bull','ABULL','650.509.2876','1997-02-20','SH_CLERK',4100.00,NULL,121,50),
(186,'Julia','Dellinger','JDELLING','650.509.3876','1998-06-24','SH_CLERK',3400.00,NULL,121,50),
(187,'Anthony','Cabrio','ACABRIO','650.509.4876','1999-02-07','SH_CLERK',3000.00,NULL,121,50),
(188,'Kelly','Chung','KCHUNG','650.505.1876','1997-06-14','SH_CLERK',3800.00,NULL,122,50),
(189,'Jennifer','Dilly','JDILLY','650.505.2876','1997-08-13','SH_CLERK',3600.00,NULL,122,50),
(190,'Timothy','Gates','TGATES','650.505.3876','1998-07-11','SH_CLERK',2900.00,NULL,122,50),
(191,'Randall','Perkins','RPERKINS','650.505.4876','1999-12-19','SH_CLERK',2500.00,NULL,122,50),
(192,'Sarah','Bell','SBELL','650.501.1876','1996-02-04','SH_CLERK',4000.00,NULL,123,50),
(193,'Britney','Everett','BEVERETT','650.501.2876','1997-03-03','SH_CLERK',3900.00,NULL,123,50),
(194,'Samuel','McCain','SMCCAIN','650.501.3876','1998-07-01','SH_CLERK',3200.00,NULL,123,50),
(195,'Vance','Jones','VJONES','650.501.4876','1999-03-17','SH_CLERK',2800.00,NULL,123,50),
(196,'Alana','Walsh','AWALSH','650.507.9811','1998-04-24','SH_CLERK',3100.00,NULL,124,50),
(197,'Kevin','Feeney','KFEENEY','650.507.9822','1998-05-23','SH_CLERK',3000.00,NULL,124,50),
(198,'Donald','OConnell','DOCONNEL','650.507.9833','1999-06-21','SH_CLERK',2600.00,NULL,124,50),
(199,'Douglas','Grant','DGRANT','650.507.9844','2000-01-13','SH_CLERK',2600.00,NULL,124,50),
(200,'Jennifer','Whalen','JWHALEN','515.123.4444','1987-09-17','AD_ASST',4400.00,NULL,101,10),
(201,'Michael','Hartstein','MHARTSTE','515.123.5555','1996-02-17','MK_MAN',13000.00,NULL,100,20),
(202,'Pat','Fay','PFAY','603.123.6666','1997-08-17','MK_REP',6000.00,NULL,201,20),
(203,'Susan','Mavris','SMAVRIS','515.123.7777','1994-06-07','HR_REP',6500.00,NULL,101,40),
(204,'Hermann','Baer','HBAER','515.123.8888','1994-06-07','PR_REP',10000.00,NULL,101,70),
(205,'Shelley','Higgins','SHIGGINS','515.123.8080','1994-06-07','AC_MGR',12000.00,NULL,101,110),
(206,'William','Gietz','WGIETZ','515.123.8181','1994-06-07','AC_ACCOUNT',8300.00,NULL,205,110);
二、查看表与数据是否插入成功
mysql> desc employees; +----------------+-------------+------+-----+---------+-------+ | Field | Type | Null | Key | Default | Extra | +----------------+-------------+------+-----+---------+-------+ | employee_id | int | NO | PRI | 0 | | | first_name | varchar(20) | YES | | NULL | | | last_name | varchar(25) | NO | | NULL | | | email | varchar(25) | NO | UNI | NULL | | | phone_number | varchar(20) | YES | | NULL | | | hire_date | date | NO | | NULL | | | job_id | varchar(10) | NO | MUL | NULL | | | salary | double(8,2) | YES | | NULL | | | commission_pct | double(2,2) | YES | | NULL | | | manager_id | int | YES | MUL | NULL | | | department_id | int | YES | MUL | NULL | | +----------------+-------------+------+-----+---------+-------+ 11 rows in set (0.00 sec)mysql> select * from employees; +-------------+-------------+-------------+----------+--------------------+------------+------------+----------+----------------+------------+---------------+ | employee_id | first_name | last_name | email | phone_number | hire_date | job_id | salary | commission_pct | manager_id | department_id | +-------------+-------------+-------------+----------+--------------------+------------+------------+----------+----------------+------------+---------------+ | 100 | Steven | King | SKING | 515.123.4567 | 1987-06-17 | AD_PRES | 24000.00 | NULL | NULL | 90 | | 101 | Neena | Kochhar | NKOCHHAR | 515.123.4568 | 1989-09-21 | AD_VP | 17000.00 | NULL | 100 | 90 | | 102 | Lex | De Haan | LDEHAAN | 515.123.4569 | 1993-01-13 | AD_VP | 17000.00 | NULL | 100 | 90 | | 103 | Alexander | Hunold | AHUNOLD | 590.423.4567 | 1990-01-03 | IT_PROG | 9000.00 | NULL | 102 | 60 | | 104 | Bruce | Ernst | BERNST | 590.423.4568 | 1991-05-21 | IT_PROG | 6000.00 | NULL | 103 | 60 | | 105 | David | Austin | DAUSTIN | 590.423.4569 | 1997-06-25 | IT_PROG | 4800.00 | NULL | 103 | 60 | | 106 | Valli | Pataballa | VPATABAL | 590.423.4560 | 1998-02-05 | IT_PROG | 4800.00 | NULL | 103 | 60 | | 107 | Diana | Lorentz | DLORENTZ | 590.423.5567 | 1999-02-07 | IT_PROG | 4200.00 | NULL | 103 | 60 | | 108 | Nancy | Greenberg | NGREENBE | 515.124.4569 | 1994-08-17 | FI_MGR | 12000.00 | NULL | 101 | 100 | | 109 | Daniel | Faviet | DFAVIET | 515.124.4169 | 1994-08-16 | FI_ACCOUNT | 9000.00 | NULL | 108 | 100 | | 110 | John | Chen | JCHEN | 515.124.4269 | 1997-09-28 | FI_ACCOUNT | 8200.00 | NULL | 108 | 100 | | 111 | Ismael | Sciarra | ISCIARRA | 515.124.4369 | 1997-09-30 | FI_ACCOUNT | 7700.00 | NULL | 108 | 100 | | 112 | Jose Manuel | Urman | JMURMAN | 515.124.4469 | 1998-03-07 | FI_ACCOUNT | 7800.00 | NULL | 108 | 100 | | 113 | Luis | Popp | LPOPP | 515.124.4567 | 1999-12-07 | FI_ACCOUNT | 6900.00 | NULL | 108 | 100 | | 114 | Den | Raphaely | DRAPHEAL | 515.127.4561 | 1994-12-07 | PU_MAN | 11000.00 | NULL | 100 | 30 | | 115 | Alexander | Khoo | AKHOO | 515.127.4562 | 1995-05-18 | PU_CLERK | 3100.00 | NULL | 114 | 30 | | 116 | Shelli | Baida | SBAIDA | 515.127.4563 | 1997-12-24 | PU_CLERK | 2900.00 | NULL | 114 | 30 | | 117 | Sigal | Tobias | STOBIAS | 515.127.4564 | 1997-07-24 | PU_CLERK | 2800.00 | NULL | 114 | 30 | | 118 | Guy | Himuro | GHIMURO | 515.127.4565 | 1998-11-15 | PU_CLERK | 2600.00 | NULL | 114 | 30 | | 119 | Karen | Colmenares | KCOLMENA | 515.127.4566 | 1999-08-10 | PU_CLERK | 2500.00 | NULL | 114 | 30 | | 120 | Matthew | Weiss | MWEISS | 650.123.1234 | 1996-07-18 | ST_MAN | 8000.00 | NULL | 100 | 50 | | 121 | Adam | Fripp | AFRIPP | 650.123.2234 | 1997-04-10 | ST_MAN | 8200.00 | NULL | 100 | 50 | | 122 | Payam | Kaufling | PKAUFLIN | 650.123.3234 | 1995-05-01 | ST_MAN | 7900.00 | NULL | 100 | 50 | | 123 | Shanta | Vollman | SVOLLMAN | 650.123.4234 | 1997-10-10 | ST_MAN | 6500.00 | NULL | 100 | 50 | | 124 | Kevin | Mourgos | KMOURGOS | 650.123.5234 | 1999-11-16 | ST_MAN | 5800.00 | NULL | 100 | 50 | | 125 | Julia | Nayer | JNAYER | 650.124.1214 | 1997-07-16 | ST_CLERK | 3200.00 | NULL | 120 | 50 | | 126 | Irene | Mikkilineni | IMIKKILI | 650.124.1224 | 1998-09-28 | ST_CLERK | 2700.00 | NULL | 120 | 50 | | 127 | James | Landry | JLANDRY | 650.124.1334 | 1999-01-14 | ST_CLERK | 2400.00 | NULL | 120 | 50 | | 128 | Steven | Markle | SMARKLE | 650.124.1434 | 2000-03-08 | ST_CLERK | 2200.00 | NULL | 120 | 50 | | 129 | Laura | Bissot | LBISSOT | 650.124.5234 | 1997-08-20 | ST_CLERK | 3300.00 | NULL | 121 | 50 | | 130 | Mozhe | Atkinson | MATKINSO | 650.124.6234 | 1997-10-30 | ST_CLERK | 2800.00 | NULL | 121 | 50 | | 131 | James | Marlow | JAMRLOW | 650.124.7234 | 1997-02-16 | ST_CLERK | 2500.00 | NULL | 121 | 50 | | 132 | TJ | Olson | TJOLSON | 650.124.8234 | 1999-04-10 | ST_CLERK | 2100.00 | NULL | 121 | 50 | | 133 | Jason | Mallin | JMALLIN | 650.127.1934 | 1996-06-14 | ST_CLERK | 3300.00 | NULL | 122 | 50 | | 134 | Michael | Rogers | MROGERS | 650.127.1834 | 1998-08-26 | ST_CLERK | 2900.00 | NULL | 122 | 50 | | 135 | Ki | Gee | KGEE | 650.127.1734 | 1999-12-12 | ST_CLERK | 2400.00 | NULL | 122 | 50 | | 136 | Hazel | Philtanker | HPHILTAN | 650.127.1634 | 2000-02-06 | ST_CLERK | 2200.00 | NULL | 122 | 50 | | 137 | Renske | Ladwig | RLADWIG | 650.121.1234 | 1995-07-14 | ST_CLERK | 3600.00 | NULL | 123 | 50 | | 138 | Stephen | Stiles | SSTILES | 650.121.2034 | 1997-10-26 | ST_CLERK | 3200.00 | NULL | 123 | 50 | | 139 | John | Seo | JSEO | 650.121.2019 | 1998-02-12 | ST_CLERK | 2700.00 | NULL | 123 | 50 | | 140 | Joshua | Patel | JPATEL | 650.121.1834 | 1998-04-06 | ST_CLERK | 2500.00 | NULL | 123 | 50 | | 141 | Trenna | Rajs | TRAJS | 650.121.8009 | 1995-10-17 | ST_CLERK | 3500.00 | NULL | 124 | 50 | | 142 | Curtis | Davies | CDAVIES | 650.121.2994 | 1997-01-29 | ST_CLERK | 3100.00 | NULL | 124 | 50 | | 143 | Randall | Matos | RMATOS | 650.121.2874 | 1998-03-15 | ST_CLERK | 2600.00 | NULL | 124 | 50 | | 144 | Peter | Vargas | PVARGAS | 650.121.2004 | 1998-07-09 | ST_CLERK | 2500.00 | NULL | 124 | 50 | | 145 | John | Russell | JRUSSEL | 011.44.1344.429268 | 1996-10-01 | SA_MAN | 14000.00 | 0.40 | 100 | 80 | | 146 | Karen | Partners | KPARTNER | 011.44.1344.467268 | 1997-01-05 | SA_MAN | 13500.00 | 0.30 | 100 | 80 | | 147 | Alberto | Errazuriz | AERRAZUR | 011.44.1344.429278 | 1997-03-10 | SA_MAN | 12000.00 | 0.30 | 100 | 80 | | 148 | Gerald | Cambrault | GCAMBRAU | 011.44.1344.619268 | 1999-10-15 | SA_MAN | 11000.00 | 0.30 | 100 | 80 | | 149 | Eleni | Zlotkey | EZLOTKEY | 011.44.1344.429018 | 2000-01-29 | SA_MAN | 10500.00 | 0.20 | 100 | 80 | | 150 | Peter | Tucker | PTUCKER | 011.44.1344.129268 | 1997-01-30 | SA_REP | 10000.00 | 0.30 | 145 | 80 | | 151 | David | Bernstein | DBERNSTE | 011.44.1344.345268 | 1997-03-24 | SA_REP | 9500.00 | 0.25 | 145 | 80 | | 152 | Peter | Hall | PHALL | 011.44.1344.478968 | 1997-08-20 | SA_REP | 9000.00 | 0.25 | 145 | 80 | | 153 | Christopher | Olsen | COLSEN | 011.44.1344.498718 | 1998-03-30 | SA_REP | 8000.00 | 0.20 | 145 | 80 | | 154 | Nanette | Cambrault | NCAMBRAU | 011.44.1344.987668 | 1998-12-09 | SA_REP | 7500.00 | 0.20 | 145 | 80 | | 155 | Oliver | Tuvault | OTUVAULT | 011.44.1344.486508 | 1999-11-23 | SA_REP | 7000.00 | 0.15 | 145 | 80 | | 156 | Janette | King | JKING | 011.44.1345.429268 | 1996-01-30 | SA_REP | 10000.00 | 0.35 | 146 | 80 | | 157 | Patrick | Sully | PSULLY | 011.44.1345.929268 | 1996-03-04 | SA_REP | 9500.00 | 0.35 | 146 | 80 | | 158 | Allan | McEwen | AMCEWEN | 011.44.1345.829268 | 1996-08-01 | SA_REP | 9000.00 | 0.35 | 146 | 80 | | 159 | Lindsey | Smith | LSMITH | 011.44.1345.729268 | 1997-03-10 | SA_REP | 8000.00 | 0.30 | 146 | 80 | | 160 | Louise | Doran | LDORAN | 011.44.1345.629268 | 1997-12-15 | SA_REP | 7500.00 | 0.30 | 146 | 80 | | 161 | Sarath | Sewall | SSEWALL | 011.44.1345.529268 | 1998-11-03 | SA_REP | 7000.00 | 0.25 | 146 | 80 | | 162 | Clara | Vishney | CVISHNEY | 011.44.1346.129268 | 1997-11-11 | SA_REP | 10500.00 | 0.25 | 147 | 80 | | 163 | Danielle | Greene | DGREENE | 011.44.1346.229268 | 1999-03-19 | SA_REP | 9500.00 | 0.15 | 147 | 80 | | 164 | Mattea | Marvins | MMARVINS | 011.44.1346.329268 | 2000-01-24 | SA_REP | 7200.00 | 0.10 | 147 | 80 | | 165 | David | Lee | DLEE | 011.44.1346.529268 | 2000-02-23 | SA_REP | 6800.00 | 0.10 | 147 | 80 | | 166 | Sundar | Ande | SANDE | 011.44.1346.629268 | 2000-03-24 | SA_REP | 6400.00 | 0.10 | 147 | 80 | | 167 | Amit | Banda | ABANDA | 011.44.1346.729268 | 2000-04-21 | SA_REP | 6200.00 | 0.10 | 147 | 80 | | 168 | Lisa | Ozer | LOZER | 011.44.1343.929268 | 1997-03-11 | SA_REP | 11500.00 | 0.25 | 148 | 80 | | 169 | Harrison | Bloom | HBLOOM | 011.44.1343.829268 | 1998-03-23 | SA_REP | 10000.00 | 0.20 | 148 | 80 | | 170 | Tayler | Fox | TFOX | 011.44.1343.729268 | 1998-01-24 | SA_REP | 9600.00 | 0.20 | 148 | 80 | | 171 | William | Smith | WSMITH | 011.44.1343.629268 | 1999-02-23 | SA_REP | 7400.00 | 0.15 | 148 | 80 | | 172 | Elizabeth | Bates | EBATES | 011.44.1343.529268 | 1999-03-24 | SA_REP | 7300.00 | 0.15 | 148 | 80 | | 173 | Sundita | Kumar | SKUMAR | 011.44.1343.329268 | 2000-04-21 | SA_REP | 6100.00 | 0.10 | 148 | 80 | | 174 | Ellen | Abel | EABEL | 011.44.1644.429267 | 1996-05-11 | SA_REP | 11000.00 | 0.30 | 149 | 80 | | 175 | Alyssa | Hutton | AHUTTON | 011.44.1644.429266 | 1997-03-19 | SA_REP | 8800.00 | 0.25 | 149 | 80 | | 176 | Jonathon | Taylor | JTAYLOR | 011.44.1644.429265 | 1998-03-24 | SA_REP | 8600.00 | 0.20 | 149 | 80 | | 177 | Jack | Livingston | JLIVINGS | 011.44.1644.429264 | 1998-04-23 | SA_REP | 8400.00 | 0.20 | 149 | 80 | | 178 | Kimberely | Grant | KGRANT | 011.44.1644.429263 | 1999-05-24 | SA_REP | 7000.00 | 0.15 | 149 | NULL | | 179 | Charles | Johnson | CJOHNSON | 011.44.1644.429262 | 2000-01-04 | SA_REP | 6200.00 | 0.10 | 149 | 80 | | 180 | Winston | Taylor | WTAYLOR | 650.507.9876 | 1998-01-24 | SH_CLERK | 3200.00 | NULL | 120 | 50 | | 181 | Jean | Fleaur | JFLEAUR | 650.507.9877 | 1998-02-23 | SH_CLERK | 3100.00 | NULL | 120 | 50 | | 182 | Martha | Sullivan | MSULLIVA | 650.507.9878 | 1999-06-21 | SH_CLERK | 2500.00 | NULL | 120 | 50 | | 183 | Girard | Geoni | GGEONI | 650.507.9879 | 2000-02-03 | SH_CLERK | 2800.00 | NULL | 120 | 50 | | 184 | Nandita | Sarchand | NSARCHAN | 650.509.1876 | 1996-01-27 | SH_CLERK | 4200.00 | NULL | 121 | 50 | | 185 | Alexis | Bull | ABULL | 650.509.2876 | 1997-02-20 | SH_CLERK | 4100.00 | NULL | 121 | 50 | | 186 | Julia | Dellinger | JDELLING | 650.509.3876 | 1998-06-24 | SH_CLERK | 3400.00 | NULL | 121 | 50 | | 187 | Anthony | Cabrio | ACABRIO | 650.509.4876 | 1999-02-07 | SH_CLERK | 3000.00 | NULL | 121 | 50 | | 188 | Kelly | Chung | KCHUNG | 650.505.1876 | 1997-06-14 | SH_CLERK | 3800.00 | NULL | 122 | 50 | | 189 | Jennifer | Dilly | JDILLY | 650.505.2876 | 1997-08-13 | SH_CLERK | 3600.00 | NULL | 122 | 50 | | 190 | Timothy | Gates | TGATES | 650.505.3876 | 1998-07-11 | SH_CLERK | 2900.00 | NULL | 122 | 50 | | 191 | Randall | Perkins | RPERKINS | 650.505.4876 | 1999-12-19 | SH_CLERK | 2500.00 | NULL | 122 | 50 | | 192 | Sarah | Bell | SBELL | 650.501.1876 | 1996-02-04 | SH_CLERK | 4000.00 | NULL | 123 | 50 | | 193 | Britney | Everett | BEVERETT | 650.501.2876 | 1997-03-03 | SH_CLERK | 3900.00 | NULL | 123 | 50 | | 194 | Samuel | McCain | SMCCAIN | 650.501.3876 | 1998-07-01 | SH_CLERK | 3200.00 | NULL | 123 | 50 | | 195 | Vance | Jones | VJONES | 650.501.4876 | 1999-03-17 | SH_CLERK | 2800.00 | NULL | 123 | 50 | | 196 | Alana | Walsh | AWALSH | 650.507.9811 | 1998-04-24 | SH_CLERK | 3100.00 | NULL | 124 | 50 | | 197 | Kevin | Feeney | KFEENEY | 650.507.9822 | 1998-05-23 | SH_CLERK | 3000.00 | NULL | 124 | 50 | | 198 | Donald | OConnell | DOCONNEL | 650.507.9833 | 1999-06-21 | SH_CLERK | 2600.00 | NULL | 124 | 50 | | 199 | Douglas | Grant | DGRANT | 650.507.9844 | 2000-01-13 | SH_CLERK | 2600.00 | NULL | 124 | 50 | | 200 | Jennifer | Whalen | JWHALEN | 515.123.4444 | 1987-09-17 | AD_ASST | 4400.00 | NULL | 101 | 10 | | 201 | Michael | Hartstein | MHARTSTE | 515.123.5555 | 1996-02-17 | MK_MAN | 13000.00 | NULL | 100 | 20 | | 202 | Pat | Fay | PFAY | 603.123.6666 | 1997-08-17 | MK_REP | 6000.00 | NULL | 201 | 20 | | 203 | Susan | Mavris | SMAVRIS | 515.123.7777 | 1994-06-07 | HR_REP | 6500.00 | NULL | 101 | 40 | | 204 | Hermann | Baer | HBAER | 515.123.8888 | 1994-06-07 | PR_REP | 10000.00 | NULL | 101 | 70 | | 205 | Shelley | Higgins | SHIGGINS | 515.123.8080 | 1994-06-07 | AC_MGR | 12000.00 | NULL | 101 | 110 | | 206 | William | Gietz | WGIETZ | 515.123.8181 | 1994-06-07 | AC_ACCOUNT | 8300.00 | NULL | 205 | 110 | +-------------+-------------+-------------+----------+--------------------+------------+------------+----------+----------------+------------+---------------+ 107 rows in set (0.00 sec)
三、回答视图问题
1、创建视图 emp_v1, 要求查询电话号码以 ‘011’ 开头的员工姓名和工资、邮箱
a. 先查询电话号码以 ‘011’ 开头的员工姓名和工资、邮箱
mysql> select first_name , last_name , salary , email -> from employees -> where phone_number like '011%';b. 再创建视图
mysql> create view emp_v1 -> as -> select first_name , last_name , salary , email -> from employees -> where phone_number like '011%'; Query OK, 0 rows affected (0.01 sec)c. 查看视图
mysql> select * from emp_v1; +-------------+------------+----------+----------+ | first_name | last_name | salary | email | +-------------+------------+----------+----------+ | John | Russell | 14000.00 | JRUSSEL | | Karen | Partners | 13500.00 | KPARTNER | | Alberto | Errazuriz | 12000.00 | AERRAZUR | | Gerald | Cambrault | 11000.00 | GCAMBRAU | | Eleni | Zlotkey | 10500.00 | EZLOTKEY | | Peter | Tucker | 10000.00 | PTUCKER | | David | Bernstein | 9500.00 | DBERNSTE | | Peter | Hall | 9000.00 | PHALL | | Christopher | Olsen | 8000.00 | COLSEN | | Nanette | Cambrault | 7500.00 | NCAMBRAU | | Oliver | Tuvault | 7000.00 | OTUVAULT | | Janette | King | 10000.00 | JKING | | Patrick | Sully | 9500.00 | PSULLY | | Allan | McEwen | 9000.00 | AMCEWEN | | Lindsey | Smith | 8000.00 | LSMITH | | Louise | Doran | 7500.00 | LDORAN | | Sarath | Sewall | 7000.00 | SSEWALL | | Clara | Vishney | 10500.00 | CVISHNEY | | Danielle | Greene | 9500.00 | DGREENE | | Mattea | Marvins | 7200.00 | MMARVINS | | David | Lee | 6800.00 | DLEE | | Sundar | Ande | 6400.00 | SANDE | | Amit | Banda | 6200.00 | ABANDA | | Lisa | Ozer | 11500.00 | LOZER | | Harrison | Bloom | 10000.00 | HBLOOM | | Tayler | Fox | 9600.00 | TFOX | | William | Smith | 7400.00 | WSMITH | | Elizabeth | Bates | 7300.00 | EBATES | | Sundita | Kumar | 6100.00 | SKUMAR | | Ellen | Abel | 11000.00 | EABEL | | Alyssa | Hutton | 8800.00 | AHUTTON | | Jonathon | Taylor | 8600.00 | JTAYLOR | | Jack | Livingston | 8400.00 | JLIVINGS | | Kimberely | Grant | 7000.00 | KGRANT | | Charles | Johnson | 6200.00 | CJOHNSON | +-------------+------------+----------+----------+ 35 rows in set (0.00 sec)
2、要求将视图 emp_v1 修改为查询电话号码以 ‘011’ 开头的并且邮箱中包含 e 字符的员工姓名和邮箱、电话号码。
a. 先查询电话号码以 ‘011’ 开头的并且邮箱中包含 e 字符的员工姓名和邮箱、电话号码。
mysql> select first_name,last_name,email,phone_number -> from employees -> where phone_number like '011%' and email like '%e%'; +-------------+-----------+----------+--------------------+ | first_name | last_name | email | phone_number | +-------------+-----------+----------+--------------------+ | John | Russell | JRUSSEL | 011.44.1344.429268 | | Karen | Partners | KPARTNER | 011.44.1344.467268 | | Alberto | Errazuriz | AERRAZUR | 011.44.1344.429278 | | Eleni | Zlotkey | EZLOTKEY | 011.44.1344.429018 | | Peter | Tucker | PTUCKER | 011.44.1344.129268 | | David | Bernstein | DBERNSTE | 011.44.1344.345268 | | Christopher | Olsen | COLSEN | 011.44.1344.498718 | | Allan | McEwen | AMCEWEN | 011.44.1345.829268 | | Sarath | Sewall | SSEWALL | 011.44.1345.529268 | | Clara | Vishney | CVISHNEY | 011.44.1346.129268 | | Danielle | Greene | DGREENE | 011.44.1346.229268 | | David | Lee | DLEE | 011.44.1346.529268 | | Sundar | Ande | SANDE | 011.44.1346.629268 | | Lisa | Ozer | LOZER | 011.44.1343.929268 | | Elizabeth | Bates | EBATES | 011.44.1343.529268 | | Ellen | Abel | EABEL | 011.44.1644.429267 | +-------------+-----------+----------+--------------------+ 16 rows in set (0.00 sec)b. 再将视图 emp_v1 修改
mysql> alter view emp_v1 -> as -> select first_name,last_name,email,phone_number -> from employees -> where phone_number like '011%' and email like '%e%'; Query OK, 0 rows affected (0.00 sec)c. 对新的 emp_v1进行查看
mysql> select * from emp_v1; +-------------+-----------+----------+--------------------+ | first_name | last_name | email | phone_number | +-------------+-----------+----------+--------------------+ | John | Russell | JRUSSEL | 011.44.1344.429268 | | Karen | Partners | KPARTNER | 011.44.1344.467268 | | Alberto | Errazuriz | AERRAZUR | 011.44.1344.429278 | | Eleni | Zlotkey | EZLOTKEY | 011.44.1344.429018 | | Peter | Tucker | PTUCKER | 011.44.1344.129268 | | David | Bernstein | DBERNSTE | 011.44.1344.345268 | | Christopher | Olsen | COLSEN | 011.44.1344.498718 | | Allan | McEwen | AMCEWEN | 011.44.1345.829268 | | Sarath | Sewall | SSEWALL | 011.44.1345.529268 | | Clara | Vishney | CVISHNEY | 011.44.1346.129268 | | Danielle | Greene | DGREENE | 011.44.1346.229268 | | David | Lee | DLEE | 011.44.1346.529268 | | Sundar | Ande | SANDE | 011.44.1346.629268 | | Lisa | Ozer | LOZER | 011.44.1343.929268 | | Elizabeth | Bates | EBATES | 011.44.1343.529268 | | Ellen | Abel | EABEL | 011.44.1644.429267 | +-------------+-----------+----------+--------------------+ 16 rows in set (0.00 sec)
3、创建视图 emp_v2 ，要求查询部门的最高工资高于 12000 的部门 id 和其最高工资。
a. 先查询部门的最高工资高于 12000 的部门 id 和其最高工资。
mysql> select department_id,max(salary) -> from employees -> where salary >= 12000 -> group by department_id; +---------------+-------------+ | department_id | max(salary) | +---------------+-------------+ | 20 | 13000.00 | | 80 | 14000.00 | | 90 | 24000.00 | | 100 | 12000.00 | | 110 | 12000.00 | +---------------+-------------+ 5 rows in set (0.00 sec)b. 创建 emp_v2 视图
mysql> create view emp_v2 -> as -> select department_id,max(salary) -> from employees -> where salary >= 12000 -> group by department_id; Query OK, 0 rows affected (0.00 sec)c. 对视图 emp_v2 进行查看
mysql> select * from emp_v2; +---------------+-------------+ | department_id | max(salary) | +---------------+-------------+ | 20 | 13000.00 | | 80 | 14000.00 | | 90 | 24000.00 | | 100 | 12000.00 | | 110 | 12000.00 | +---------------+-------------+ 5 rows in set (0.01 sec)
4、删除刚才的 emp_v2 和 emp_v1
mysql> show tables; +---------------+ | Tables_in_db2 | +---------------+ | emp_v1 | | emp_v2 | | employees | +---------------+ 3 rows in set (0.00 sec) mysql> drop view emp_v1,emp_v2; Query OK, 0 rows affected (0.01 sec) mysql> show tables; +---------------+ | Tables_in_db2 | +---------------+ | employees | +---------------+ 1 row in set (0.00 sec)
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