HR Schema for PG

进入数据库

su - postgres
psql
复制

创建数据库和用户

create user hr password 'hr2021';
create database emp;
alter database emp owner to hr;
\c - hr
\c emp
复制

创建HR对象

--create tables

CREATE TABLE regions
    ( region_id      SERIAL primary key,
      region_name    VARCHAR(25)
    );

CREATE TABLE countries
    ( country_id      CHAR(2) not null PRIMARY KEY
    , country_name    VARCHAR(40)
    , region_id       INTEGER  REFERENCES regions(region_id)
    );

CREATE TABLE locations
    ( location_id    SERIAL PRIMARY KEY
    , street_address VARCHAR(40)
    , postal_code    VARCHAR(12)
    , city       VARCHAR(30) NOT NULL
    , state_province VARCHAR(25)
    , country_id     CHAR(2) REFERENCES countries (country_id)
    ) ;

CREATE TABLE departments
    ( department_id    SERIAL PRIMARY KEY
    , department_name  VARCHAR(30) NOT NULL
    , manager_id       INTEGER
    , location_id      INTEGER references locations (location_id)
    ) ;

CREATE TABLE jobs
    ( job_id         VARCHAR(10) PRIMARY KEY
    , job_title      VARCHAR(35) NOT NULL
    , min_salary     NUMERIC(6)
    , max_salary     NUMERIC(6)
    ) ;

CREATE TABLE employees
    ( employee_id    SERIAL PRIMARY KEY
    , first_name     VARCHAR(20)
    , last_name      VARCHAR(25) NOT NULL
    , email          VARCHAR(25) NOT NULL
    , phone_number   VARCHAR(20)
    , hire_date      TIMESTAMP  NOT NULL
    , job_id         VARCHAR(10) NOT NULL REFERENCES jobs(job_id)
    , salary         NUMERIC(8,2)
    , commission_pct NUMERIC(2,2)
    , manager_id     INTEGER REFERENCES employees(employee_id)
    , department_id  INTEGER REFERENCES departments(department_id)
    , CONSTRAINT     emp_salary_min
                     CHECK (salary > 0)
    , CONSTRAINT     emp_email_uk
                     UNIQUE (email)
    ) ;

ALTER TABLE DEPARTMENTS ADD CONSTRAINT dept_mgr_fk
                 FOREIGN KEY (manager_id)
                  REFERENCES employees (employee_id);

CREATE TABLE job_history
    ( employee_id   INTEGER NOT NULL REFERENCES employees(employee_id)
    , start_date    TIMESTAMP NOT NULL
    , end_date      TIMESTAMP NOT NULL
    , job_id        VARCHAR(10) NOT NULL REFERENCES jobs(job_id)
    , department_id INTEGER REFERENCES departments(department_id)
    , CONSTRAINT    jhist_date_interval
                    CHECK (end_date > start_date)
    , PRIMARY KEY (employee_id, start_date)
    ) ;
复制

初始化数据

--populate tables
INSERT INTO regions VALUES ( 1,'Europe');
INSERT INTO regions VALUES ( 2,'Americas');
INSERT INTO regions VALUES ( 3,'Asia');
INSERT INTO regions VALUES ( 4,'Middle East and Africa');

INSERT INTO countries VALUES ( 'IT','Italy',1);
INSERT INTO countries VALUES ( 'JP','Japan',3);
INSERT INTO countries VALUES ( 'US','United States of America',2);
INSERT INTO countries VALUES ( 'CA','Canada',2);
INSERT INTO countries VALUES ( 'CN','China',3);
INSERT INTO countries VALUES ( 'IN','India',3);
INSERT INTO countries VALUES ( 'AU','Australia',3);
INSERT INTO countries VALUES ( 'ZW','Zimbabwe',4);
INSERT INTO countries VALUES ( 'SG','Singapore',3);
INSERT INTO countries VALUES ( 'UK','United Kingdom',1);
INSERT INTO countries VALUES ( 'FR','France',1);
INSERT INTO countries VALUES ( 'DE','Germany',1);
INSERT INTO countries VALUES ( 'ZM','Zambia',4);
INSERT INTO countries VALUES ( 'EG','Egypt',4);
INSERT INTO countries VALUES ( 'BR','Brazil',2);
INSERT INTO countries VALUES ( 'CH','Switzerland',1);
INSERT INTO countries VALUES ( 'NL','Netherlands',1);
INSERT INTO countries VALUES ( 'MX','Mexico',2);
INSERT INTO countries VALUES ( 'KW','Kuwait',4);
INSERT INTO countries VALUES ( 'IL','Israel',4);
INSERT INTO countries VALUES ( 'DK','Denmark',1);
INSERT INTO countries VALUES ( 'HK','HongKong',3);
INSERT INTO countries VALUES ( 'NG','Nigeria',4);
INSERT INTO countries VALUES ( 'AR','Argentina',2);
INSERT INTO countries VALUES ( 'BE','Belgium',1);

-- Locations
INSERT INTO locations VALUES ( 1000,'1297 Via Cola di Rie','00989','Roma',NULL,'IT');
INSERT INTO locations VALUES ( 1100,'93091 Calle della Testa','10934','Venice',NULL,'IT');
INSERT INTO locations VALUES ( 1200,'2017 Shinjuku-ku','1689','Tokyo','Tokyo Prefecture','JP');
INSERT INTO locations VALUES ( 1300,'9450 Kamiya-cho','6823','Hiroshima',NULL,'JP');
INSERT INTO locations VALUES ( 1400,'2014 Jabberwocky Rd','26192','Southlake','Texas','US');
INSERT INTO locations VALUES ( 1500,'2011 Interiors Blvd','99236','South San Francisco','California','US');
INSERT INTO locations VALUES ( 1600,'2007 Zagora St','50090','South Brunswick','New Jersey','US');
INSERT INTO locations VALUES ( 1700,'2004 Charade Rd','98199','Seattle','Washington','US');
INSERT INTO locations VALUES ( 1800,'147 Spadina Ave','M5V 2L7','Toronto','Ontario','CA');
INSERT INTO locations VALUES ( 1900,'6092 Boxwood St','YSW 9T2','Whitehorse','Yukon','CA');
INSERT INTO locations VALUES ( 2000,'40-5-12 Laogianggen','190518','Beijing',NULL,'CN');
INSERT INTO locations VALUES ( 2100,'1298 Vileparle (E)','490231','Bombay','Maharashtra','IN');
INSERT INTO locations VALUES ( 2200,'12-98 Victoria Street','2901','Sydney','New South Wales','AU');
INSERT INTO locations VALUES ( 2300,'198 Clementi North','540198','Singapore',NULL,'SG');
INSERT INTO locations VALUES ( 2400,'8204 Arthur St',NULL,'London',NULL,'UK');
INSERT INTO locations VALUES ( 2500,'Magdalen Centre, The Oxford Science Park','OX9 9ZB','Oxford','Oxford','UK');
INSERT INTO locations VALUES ( 2600,'9702 Chester Road','09629850293','Stretford','Manchester','UK');
INSERT INTO locations VALUES ( 2700,'Schwanthalerstr. 7031','80925','Munich','Bavaria','DE');
INSERT INTO locations VALUES ( 2800,'Rua Frei Caneca 1360 ','01307-002','Sao Paulo','Sao Paulo','BR');
INSERT INTO locations VALUES ( 2900,'20 Rue des Corps-Saints','1730','Geneva','Geneve','CH');
INSERT INTO locations VALUES ( 3000,'Murtenstrasse 921','3095','Bern','BE','CH');
INSERT INTO locations VALUES ( 3100,'Pieter Breughelstraat 837','3029SK','Utrecht','Utrecht','NL');
INSERT INTO locations VALUES ( 3200,'Mariano Escobedo 9991','11932','Mexico City','Distrito Federal,','MX');

-- Departments
ALTER TABLE departments
  DROP CONSTRAINT dept_mgr_fk;
INSERT INTO departments VALUES ( 10,'Administration',200,1700);
INSERT INTO departments VALUES ( 20,'Marketing',201,1800);
INSERT INTO departments VALUES ( 30,'Purchasing',114,1700);
INSERT INTO departments VALUES ( 40,'Human Resources',203,2400);
INSERT INTO departments VALUES ( 50,'Shipping',121,1500);
INSERT INTO departments VALUES ( 60,'IT',103,1400);
INSERT INTO departments VALUES ( 70,'Public Relations',204,2700);
INSERT INTO departments VALUES ( 80,'Sales',145,2500);
INSERT INTO departments VALUES ( 90,'Executive',100,1700);
INSERT INTO departments VALUES ( 100,'Finance',108,1700);
INSERT INTO departments VALUES ( 110,'Accounting',205,1700);
INSERT INTO departments VALUES ( 120,'Treasury',NULL,1700);
INSERT INTO departments VALUES ( 130,'Corporate Tax',NULL,1700);
INSERT INTO departments VALUES ( 140,'Control And Credit',NULL,1700);
INSERT INTO departments VALUES ( 150,'Shareholder Services',NULL,1700);
INSERT INTO departments VALUES ( 160,'Benefits',NULL,1700);
INSERT INTO departments VALUES ( 170,'Manufacturing',NULL,1700);
INSERT INTO departments VALUES ( 180,'Construction',NULL,1700);
INSERT INTO departments VALUES ( 190,'Contracting',NULL,1700);
INSERT INTO departments VALUES ( 200,'Operations',NULL,1700);
INSERT INTO departments VALUES ( 210,'IT Support',NULL,1700);
INSERT INTO departments VALUES ( 220,'NOC',NULL,1700);
INSERT INTO departments VALUES ( 230,'IT Helpdesk',NULL,1700);
INSERT INTO departments VALUES ( 240,'Government Sales',NULL,1700);
INSERT INTO departments VALUES ( 250,'Retail Sales',NULL,1700);
INSERT INTO departments VALUES ( 260,'Recruiting',NULL,1700);
INSERT INTO departments VALUES ( 270,'Payroll',NULL,1700);

-- JOBS
INSERT INTO jobs VALUES ( 'AD_PRES','President',20000,40000);
INSERT INTO jobs VALUES ( 'AD_VP','Administration Vice President',15000,30000);
INSERT INTO jobs VALUES ( 'AD_ASST','Administration Assistant',3000,6000);
INSERT INTO jobs VALUES ( 'FI_MGR','Finance Manager',8200,16000);
INSERT INTO jobs VALUES ( 'FI_ACCOUNT','Accountant',4200,9000);
INSERT INTO jobs VALUES ( 'AC_MGR','Accounting Manager',8200,16000);
INSERT INTO jobs VALUES ( 'AC_ACCOUNT','Public Accountant',4200,9000);
INSERT INTO jobs VALUES ( 'SA_MAN','Sales Manager',10000,20000);
INSERT INTO jobs VALUES ( 'SA_REP','Sales Representative',6000,12000);
INSERT INTO jobs VALUES ( 'PU_MAN','Purchasing Manager',8000,15000);
INSERT INTO jobs VALUES ( 'PU_CLERK','Purchasing Clerk',2500,5500);
INSERT INTO jobs VALUES ( 'ST_MAN','Stock Manager',5500,8500);
INSERT INTO jobs VALUES ( 'ST_CLERK','Stock Clerk',2000,5000);
INSERT INTO jobs VALUES ( 'SH_CLERK','Shipping Clerk',2500,5500);
INSERT INTO jobs VALUES ( 'IT_PROG','Programmer',4000,10000);
INSERT INTO jobs VALUES ( 'MK_MAN','Marketing Manager',9000,15000);
INSERT INTO jobs VALUES ( 'MK_REP','Marketing Representative',4000,9000);
INSERT INTO jobs VALUES ( 'HR_REP','Human Resources Representative',4000,9000);
INSERT INTO jobs VALUES ( 'PR_REP','Public Relations Representative',4500,10500);

-- Employees
INSERT INTO employees VALUES ( 100,'Steven','King','SKING','515.123.4567',TO_DATE('17-JUN-1987', 'dd-MON-yyyy'),'AD_PRES',24000,NULL,NULL,90);
INSERT INTO employees VALUES ( 101,'Neena','Kochhar','NKOCHHAR','515.123.4568',TO_DATE('21-SEP-1989', 'dd-MON-yyyy'),'AD_VP',17000,NULL,100,90);
INSERT INTO employees VALUES ( 102,'Lex','De Haan','LDEHAAN','515.123.4569',TO_DATE('13-JAN-1993', 'dd-MON-yyyy'),'AD_VP',17000,NULL,100,90);
INSERT INTO employees VALUES ( 103,'Alexander','Hunold','AHUNOLD','590.423.4567',TO_DATE('03-JAN-1990', 'dd-MON-yyyy'),'IT_PROG',9000,NULL,102,60);
INSERT INTO employees VALUES ( 104,'Bruce','Ernst','BERNST','590.423.4568',TO_DATE('21-MAY-1991', 'dd-MON-yyyy'),'IT_PROG',6000,NULL,103,60);
INSERT INTO employees VALUES ( 105,'David','Austin','DAUSTIN','590.423.4569',TO_DATE('25-JUN-1997', 'dd-MON-yyyy'),'IT_PROG',4800,NULL,103,60);
INSERT INTO employees VALUES ( 106,'Valli','Pataballa','VPATABAL','590.423.4560',TO_DATE('05-FEB-1998', 'dd-MON-yyyy'),'IT_PROG',4800,NULL,103,60);
INSERT INTO employees VALUES ( 107,'Diana','Lorentz','DLORENTZ','590.423.5567',TO_DATE('07-FEB-1999', 'dd-MON-yyyy'),'IT_PROG',4200,NULL,103,60);
INSERT INTO employees VALUES ( 108,'Nancy','Greenberg','NGREENBE','515.124.4569',TO_DATE('17-AUG-1994', 'dd-MON-yyyy'),'FI_MGR',12000,NULL,101,100);
INSERT INTO employees VALUES ( 109,'Daniel','Faviet','DFAVIET','515.124.4169',TO_DATE('16-AUG-1994', 'dd-MON-yyyy'),'FI_ACCOUNT',9000,NULL,108,100);
INSERT INTO employees VALUES ( 110,'John','Chen','JCHEN','515.124.4269',TO_DATE('28-SEP-1997', 'dd-MON-yyyy'),'FI_ACCOUNT',8200,NULL,108,100);
INSERT INTO employees VALUES ( 111,'Ismael','Sciarra','ISCIARRA','515.124.4369',TO_DATE('30-SEP-1997', 'dd-MON-yyyy'),'FI_ACCOUNT',7700,NULL,108,100);
INSERT INTO employees VALUES ( 112,'Jose Manuel','Urman','JMURMAN','515.124.4469',TO_DATE('07-MAR-1998', 'dd-MON-yyyy'),'FI_ACCOUNT',7800,NULL,108,100);
INSERT INTO employees VALUES ( 113,'Luis','Popp','LPOPP','515.124.4567',TO_DATE('07-DEC-1999', 'dd-MON-yyyy'),'FI_ACCOUNT',6900,NULL,108,100);
INSERT INTO employees VALUES ( 114,'Den','Raphaely','DRAPHEAL','515.127.4561',TO_DATE('07-DEC-1994', 'dd-MON-yyyy'),'PU_MAN',11000,NULL,100,30);
INSERT INTO employees VALUES ( 115,'Alexander','Khoo','AKHOO','515.127.4562',TO_DATE('18-MAY-1995', 'dd-MON-yyyy'),'PU_CLERK',3100,NULL,114,30);
INSERT INTO employees VALUES ( 116,'Shelli','Baida','SBAIDA','515.127.4563',TO_DATE('24-DEC-1997', 'dd-MON-yyyy'),'PU_CLERK',2900,NULL,114,30);
INSERT INTO employees VALUES ( 117,'Sigal','Tobias','STOBIAS','515.127.4564',TO_DATE('24-JUL-1997', 'dd-MON-yyyy'),'PU_CLERK',2800,NULL,114,30);
INSERT INTO employees VALUES ( 118,'Guy','Himuro','GHIMURO','515.127.4565',TO_DATE('15-NOV-1998', 'dd-MON-yyyy'),'PU_CLERK',2600,NULL,114,30);
INSERT INTO employees VALUES ( 119,'Karen','Colmenares','KCOLMENA','515.127.4566',TO_DATE('10-AUG-1999', 'dd-MON-yyyy'),'PU_CLERK',2500,NULL,114,30);
INSERT INTO employees VALUES ( 120,'Matthew','Weiss','MWEISS','650.123.1234',TO_DATE('18-JUL-1996', 'dd-MON-yyyy'),'ST_MAN',8000,NULL,100,50);
INSERT INTO employees VALUES ( 121,'Adam','Fripp','AFRIPP','650.123.2234',TO_DATE('10-APR-1997', 'dd-MON-yyyy'),'ST_MAN',8200,NULL,100,50);
INSERT INTO employees VALUES ( 122,'Payam','Kaufling','PKAUFLIN','650.123.3234',TO_DATE('01-MAY-1995', 'dd-MON-yyyy'),'ST_MAN',7900,NULL,100,50);
INSERT INTO employees VALUES ( 123,'Shanta','Vollman','SVOLLMAN','650.123.4234',TO_DATE('10-OCT-1997', 'dd-MON-yyyy'),'ST_MAN',6500,NULL,100,50);
INSERT INTO employees VALUES ( 124,'Kevin','Mourgos','KMOURGOS','650.123.5234',TO_DATE('16-NOV-1999', 'dd-MON-yyyy'),'ST_MAN',5800,NULL,100,50);
INSERT INTO employees VALUES ( 125,'Julia','Nayer','JNAYER','650.124.1214',TO_DATE('16-JUL-1997', 'dd-MON-yyyy'),'ST_CLERK',3200,NULL,120,50);
INSERT INTO employees VALUES ( 126,'Irene','Mikkilineni','IMIKKILI','650.124.1224',TO_DATE('28-SEP-1998', 'dd-MON-yyyy'),'ST_CLERK',2700,NULL,120,50);
INSERT INTO employees VALUES ( 127,'James','Landry','JLANDRY','650.124.1334',TO_DATE('14-JAN-1999', 'dd-MON-yyyy'),'ST_CLERK',2400,NULL,120,50);
INSERT INTO employees VALUES ( 128,'Steven','Markle','SMARKLE','650.124.1434',TO_DATE('08-MAR-2000', 'dd-MON-yyyy'),'ST_CLERK',2200,NULL,120,50);
INSERT INTO employees VALUES ( 129,'Laura','Bissot','LBISSOT','650.124.5234',TO_DATE('20-AUG-1997', 'dd-MON-yyyy'),'ST_CLERK',3300,NULL,121,50);
INSERT INTO employees VALUES ( 130,'Mozhe','Atkinson','MATKINSO','650.124.6234',TO_DATE('30-OCT-1997', 'dd-MON-yyyy'),'ST_CLERK',2800,NULL,121,50);
INSERT INTO employees VALUES ( 131,'James','Marlow','JAMRLOW','650.124.7234',TO_DATE('16-FEB-1997', 'dd-MON-yyyy'),'ST_CLERK',2500,NULL,121,50);
INSERT INTO employees VALUES ( 132,'TJ','Olson','TJOLSON','650.124.8234',TO_DATE('10-APR-1999', 'dd-MON-yyyy'),'ST_CLERK',2100,NULL,121,50);
INSERT INTO employees VALUES ( 133,'Jason','Mallin','JMALLIN','650.127.1934',TO_DATE('14-JUN-1996', 'dd-MON-yyyy'),'ST_CLERK',3300,NULL,122,50);
INSERT INTO employees VALUES ( 134,'Michael','Rogers','MROGERS','650.127.1834',TO_DATE('26-AUG-1998', 'dd-MON-yyyy'),'ST_CLERK',2900,NULL,122,50);
INSERT INTO employees VALUES ( 135,'Ki','Gee','KGEE','650.127.1734',TO_DATE('12-DEC-1999', 'dd-MON-yyyy'),'ST_CLERK',2400,NULL,122,50);
INSERT INTO employees VALUES ( 136,'Hazel','Philtanker','HPHILTAN','650.127.1634',TO_DATE('06-FEB-2000', 'dd-MON-yyyy'),'ST_CLERK',2200,NULL,122,50);
INSERT INTO employees VALUES ( 137,'Renske','Ladwig','RLADWIG','650.121.1234',TO_DATE('14-JUL-1995', 'dd-MON-yyyy'),'ST_CLERK',3600,NULL,123,50);
INSERT INTO employees VALUES ( 138,'Stephen','Stiles','SSTILES','650.121.2034',TO_DATE('26-OCT-1997', 'dd-MON-yyyy'),'ST_CLERK',3200,NULL,123,50);
INSERT INTO employees VALUES ( 139,'John','Seo','JSEO','650.121.2019',TO_DATE('12-FEB-1998', 'dd-MON-yyyy'),'ST_CLERK',2700,NULL,123,50);
INSERT INTO employees VALUES ( 140,'Joshua','Patel','JPATEL','650.121.1834',TO_DATE('06-APR-1998', 'dd-MON-yyyy'),'ST_CLERK',2500,NULL,123,50);
INSERT INTO employees VALUES ( 141,'Trenna','Rajs','TRAJS','650.121.8009',TO_DATE('17-OCT-1995', 'dd-MON-yyyy'),'ST_CLERK',3500,NULL,124,50);
INSERT INTO employees VALUES ( 142,'Curtis','Davies','CDAVIES','650.121.2994',TO_DATE('29-JAN-1997', 'dd-MON-yyyy'),'ST_CLERK',3100,NULL,124,50);
INSERT INTO employees VALUES ( 143,'Randall','Matos','RMATOS','650.121.2874',TO_DATE('15-MAR-1998', 'dd-MON-yyyy'),'ST_CLERK',2600,NULL,124,50);
INSERT INTO employees VALUES ( 144,'Peter','Vargas','PVARGAS','650.121.2004',TO_DATE('09-JUL-1998', 'dd-MON-yyyy'),'ST_CLERK',2500,NULL,124,50);
INSERT INTO employees VALUES ( 145,'John','Russell','JRUSSEL','011.44.1344.429268',TO_DATE('01-OCT-1996', 'dd-MON-yyyy'),'SA_MAN',14000,.4,100,80);
INSERT INTO employees VALUES ( 146,'Karen','Partners','KPARTNER','011.44.1344.467268',TO_DATE('05-JAN-1997', 'dd-MON-yyyy'),'SA_MAN',13500,.3,100,80);
INSERT INTO employees VALUES ( 147,'Alberto','Errazuriz','AERRAZUR','011.44.1344.429278',TO_DATE('10-MAR-1997', 'dd-MON-yyyy'),'SA_MAN',12000,.3,100,80);
INSERT INTO employees VALUES ( 148,'Gerald','Cambrault','GCAMBRAU','011.44.1344.619268',TO_DATE('15-OCT-1999', 'dd-MON-yyyy'),'SA_MAN',11000,.3,100,80);
INSERT INTO employees VALUES ( 149,'Eleni','Zlotkey','EZLOTKEY','011.44.1344.429018',TO_DATE('29-JAN-2000', 'dd-MON-yyyy'),'SA_MAN',10500,.2,100,80);
INSERT INTO employees VALUES ( 150,'Peter','Tucker','PTUCKER','011.44.1344.129268',TO_DATE('30-JAN-1997', 'dd-MON-yyyy'),'SA_REP',10000,.3,145,80);
INSERT INTO employees VALUES ( 151,'David','Bernstein','DBERNSTE','011.44.1344.345268',TO_DATE('24-MAR-1997', 'dd-MON-yyyy'),'SA_REP',9500,.25,145,80);
INSERT INTO employees VALUES ( 152,'Peter','Hall','PHALL','011.44.1344.478968',TO_DATE('20-AUG-1997', 'dd-MON-yyyy'),'SA_REP',9000,.25,145,80);
INSERT INTO employees VALUES ( 153,'Christopher','Olsen','COLSEN','011.44.1344.498718',TO_DATE('30-MAR-1998', 'dd-MON-yyyy'),'SA_REP',8000,.2,145,80);
INSERT INTO employees VALUES ( 154,'Nanette','Cambrault','NCAMBRAU','011.44.1344.987668',TO_DATE('09-DEC-1998', 'dd-MON-yyyy'),'SA_REP',7500,.2,145,80);
INSERT INTO employees VALUES ( 155,'Oliver','Tuvault','OTUVAULT','011.44.1344.486508',TO_DATE('23-NOV-1999', 'dd-MON-yyyy'),'SA_REP',7000,.15,145,80);
INSERT INTO employees VALUES ( 156,'Janette','King','JKING','011.44.1345.429268',TO_DATE('30-JAN-1996', 'dd-MON-yyyy'),'SA_REP',10000,.35,146,80);
INSERT INTO employees VALUES ( 157,'Patrick','Sully','PSULLY','011.44.1345.929268',TO_DATE('04-MAR-1996', 'dd-MON-yyyy'),'SA_REP',9500,.35,146,80);
INSERT INTO employees VALUES ( 158,'Allan','McEwen','AMCEWEN','011.44.1345.829268',TO_DATE('01-AUG-1996', 'dd-MON-yyyy'),'SA_REP',9000,.35,146,80);
INSERT INTO employees VALUES ( 159,'Lindsey','Smith','LSMITH','011.44.1345.729268',TO_DATE('10-MAR-1997', 'dd-MON-yyyy'),'SA_REP',8000,.3,146,80);
INSERT INTO employees VALUES ( 160,'Louise','Doran','LDORAN','011.44.1345.629268',TO_DATE('15-DEC-1997', 'dd-MON-yyyy'),'SA_REP',7500,.3,146,80);
INSERT INTO employees VALUES ( 161,'Sarath','Sewall','SSEWALL','011.44.1345.529268',TO_DATE('03-NOV-1998', 'dd-MON-yyyy'),'SA_REP',7000,.25,146,80);
INSERT INTO employees VALUES ( 162,'Clara','Vishney','CVISHNEY','011.44.1346.129268',TO_DATE('11-NOV-1997', 'dd-MON-yyyy'),'SA_REP',10500,.25,147,80);
INSERT INTO employees VALUES ( 163,'Danielle','Greene','DGREENE','011.44.1346.229268',TO_DATE('19-MAR-1999', 'dd-MON-yyyy'),'SA_REP',9500,.15,147,80);
INSERT INTO employees VALUES ( 164,'Mattea','Marvins','MMARVINS','011.44.1346.329268',TO_DATE('24-JAN-2000', 'dd-MON-yyyy'),'SA_REP',7200,.10,147,80);
INSERT INTO employees VALUES ( 165,'David','Lee','DLEE','011.44.1346.529268',TO_DATE('23-FEB-2000', 'dd-MON-yyyy'),'SA_REP',6800,.1,147,80);
INSERT INTO employees VALUES ( 166,'Sundar','Ande','SANDE','011.44.1346.629268',TO_DATE('24-MAR-2000', 'dd-MON-yyyy'),'SA_REP',6400,.10,147,80);
INSERT INTO employees VALUES ( 167,'Amit','Banda','ABANDA','011.44.1346.729268',TO_DATE('21-APR-2000', 'dd-MON-yyyy'),'SA_REP',6200,.10,147,80);
INSERT INTO employees VALUES ( 168,'Lisa','Ozer','LOZER','011.44.1343.929268',TO_DATE('11-MAR-1997', 'dd-MON-yyyy'),'SA_REP',11500,.25,148,80);
INSERT INTO employees VALUES ( 169,'Harrison','Bloom','HBLOOM','011.44.1343.829268',TO_DATE('23-MAR-1998', 'dd-MON-yyyy'),'SA_REP',10000,.20,148,80);
INSERT INTO employees VALUES ( 170,'Tayler','Fox','TFOX','011.44.1343.729268',TO_DATE('24-JAN-1998', 'dd-MON-yyyy'),'SA_REP',9600,.20,148,80);
INSERT INTO employees VALUES ( 171,'William','Smith','WSMITH','011.44.1343.629268',TO_DATE('23-FEB-1999', 'dd-MON-yyyy'),'SA_REP',7400,.15,148,80);
INSERT INTO employees VALUES ( 172,'Elizabeth','Bates','EBATES','011.44.1343.529268',TO_DATE('24-MAR-1999', 'dd-MON-yyyy'),'SA_REP',7300,.15,148,80);
INSERT INTO employees VALUES ( 173,'Sundita','Kumar','SKUMAR','011.44.1343.329268',TO_DATE('21-APR-2000', 'dd-MON-yyyy'),'SA_REP',6100,.10,148,80);
INSERT INTO employees VALUES ( 174,'Ellen','Abel','EABEL','011.44.1644.429267',TO_DATE('11-MAY-1996', 'dd-MON-yyyy'),'SA_REP',11000,.30,149,80);
INSERT INTO employees VALUES ( 175,'Alyssa','Hutton','AHUTTON','011.44.1644.429266',TO_DATE('19-MAR-1997', 'dd-MON-yyyy'),'SA_REP',8800,.25,149,80);
INSERT INTO employees VALUES ( 176,'Jonathon','Taylor','JTAYLOR','011.44.1644.429265',TO_DATE('24-MAR-1998', 'dd-MON-yyyy'),'SA_REP',8600,.20,149,80);
INSERT INTO employees VALUES ( 177,'Jack','Livingston','JLIVINGS','011.44.1644.429264',TO_DATE('23-APR-1998', 'dd-MON-yyyy'),'SA_REP',8400,.20,149,80);
INSERT INTO employees VALUES ( 178,'Kimberely','Grant','KGRANT','011.44.1644.429263',TO_DATE('24-MAY-1999', 'dd-MON-yyyy'),'SA_REP',7000,.15,149,NULL);
INSERT INTO employees VALUES ( 179,'Charles','Johnson','CJOHNSON','011.44.1644.429262',TO_DATE('04-JAN-2000', 'dd-MON-yyyy'),'SA_REP',6200,.10,149,80);
INSERT INTO employees VALUES ( 180,'Winston','Taylor','WTAYLOR','650.507.9876',TO_DATE('24-JAN-1998', 'dd-MON-yyyy'),'SH_CLERK',3200,NULL,120,50);
INSERT INTO employees VALUES ( 181,'Jean','Fleaur','JFLEAUR','650.507.9877',TO_DATE('23-FEB-1998', 'dd-MON-yyyy'),'SH_CLERK',3100,NULL,120,50);
INSERT INTO employees VALUES ( 182,'Martha','Sullivan','MSULLIVA','650.507.9878',TO_DATE('21-JUN-1999', 'dd-MON-yyyy'),'SH_CLERK',2500,NULL,120,50);
INSERT INTO employees VALUES ( 183,'Girard','Geoni','GGEONI','650.507.9879',TO_DATE('03-FEB-2000', 'dd-MON-yyyy'),'SH_CLERK',2800,NULL,120,50);
INSERT INTO employees VALUES ( 184,'Nandita','Sarchand','NSARCHAN','650.509.1876',TO_DATE('27-JAN-1996', 'dd-MON-yyyy'),'SH_CLERK',4200,NULL,121,50);
INSERT INTO employees VALUES ( 185,'Alexis','Bull','ABULL','650.509.2876',TO_DATE('20-FEB-1997', 'dd-MON-yyyy'),'SH_CLERK',4100,NULL,121,50);
INSERT INTO employees VALUES ( 186,'Julia','Dellinger','JDELLING','650.509.3876',TO_DATE('24-JUN-1998', 'dd-MON-yyyy'),'SH_CLERK',3400,NULL,121,50);
INSERT INTO employees VALUES ( 187,'Anthony','Cabrio','ACABRIO','650.509.4876',TO_DATE('07-FEB-1999', 'dd-MON-yyyy'),'SH_CLERK',3000,NULL,121,50);
INSERT INTO employees VALUES ( 188,'Kelly','Chung','KCHUNG','650.505.1876',TO_DATE('14-JUN-1997', 'dd-MON-yyyy'),'SH_CLERK',3800,NULL,122,50);
INSERT INTO employees VALUES ( 189,'Jennifer','Dilly','JDILLY','650.505.2876',TO_DATE('13-AUG-1997', 'dd-MON-yyyy'),'SH_CLERK',3600,NULL,122,50);
INSERT INTO employees VALUES ( 190,'Timothy','Gates','TGATES','650.505.3876',TO_DATE('11-JUL-1998', 'dd-MON-yyyy'),'SH_CLERK',2900,NULL,122,50);
INSERT INTO employees VALUES ( 191,'Randall','Perkins','RPERKINS','650.505.4876',TO_DATE('19-DEC-1999', 'dd-MON-yyyy'),'SH_CLERK',2500,NULL,122,50);
INSERT INTO employees VALUES ( 192,'Sarah','Bell','SBELL','650.501.1876',TO_DATE('04-FEB-1996', 'dd-MON-yyyy'),'SH_CLERK',4000,NULL,123,50);
INSERT INTO employees VALUES ( 193,'Britney','Everett','BEVERETT','650.501.2876',TO_DATE('03-MAR-1997', 'dd-MON-yyyy'),'SH_CLERK',3900,NULL,123,50);
INSERT INTO employees VALUES ( 194,'Samuel','McCain','SMCCAIN','650.501.3876',TO_DATE('01-JUL-1998', 'dd-MON-yyyy'),'SH_CLERK',3200,NULL,123,50);
INSERT INTO employees VALUES ( 195,'Vance','Jones','VJONES','650.501.4876',TO_DATE('17-MAR-1999', 'dd-MON-yyyy'),'SH_CLERK',2800,NULL,123,50);
INSERT INTO employees VALUES ( 196,'Alana','Walsh','AWALSH','650.507.9811',TO_DATE('24-APR-1998', 'dd-MON-yyyy'),'SH_CLERK',3100,NULL,124,50);
INSERT INTO employees VALUES ( 197,'Kevin','Feeney','KFEENEY','650.507.9822',TO_DATE('23-MAY-1998', 'dd-MON-yyyy'),'SH_CLERK',3000,NULL,124,50);
INSERT INTO employees VALUES ( 198,'Donald','OConnell','DOCONNEL','650.507.9833',TO_DATE('21-JUN-1999', 'dd-MON-yyyy'),'SH_CLERK',2600,NULL,124,50);
INSERT INTO employees VALUES ( 199,'Douglas','Grant','DGRANT','650.507.9844',TO_DATE('13-JAN-2000', 'dd-MON-yyyy'),'SH_CLERK',2600,NULL,124,50);
INSERT INTO employees VALUES ( 200,'Jennifer','Whalen','JWHALEN','515.123.4444',TO_DATE('17-SEP-1987', 'dd-MON-yyyy'),'AD_ASST',4400,NULL,101,10);
INSERT INTO employees VALUES ( 201,'Michael','Hartstein','MHARTSTE','515.123.5555',TO_DATE('17-FEB-1996', 'dd-MON-yyyy'),'MK_MAN',13000,NULL,100,20);
INSERT INTO employees VALUES ( 202,'Pat','Fay','PFAY','603.123.6666',TO_DATE('17-AUG-1997', 'dd-MON-yyyy'),'MK_REP',6000,NULL,201,20);
INSERT INTO employees VALUES ( 203,'Susan','Mavris','SMAVRIS','515.123.7777',TO_DATE('07-JUN-1994', 'dd-MON-yyyy'),'HR_REP',6500,NULL,101,40);
INSERT INTO employees VALUES ( 204,'Hermann','Baer','HBAER','515.123.8888',TO_DATE('07-JUN-1994', 'dd-MON-yyyy'),'PR_REP',10000,NULL,101,70);
INSERT INTO employees VALUES ( 205,'Shelley','Higgins','SHIGGINS','515.123.8080',TO_DATE('07-JUN-1994', 'dd-MON-yyyy'),'AC_MGR',12000,NULL,101,110);
INSERT INTO employees VALUES ( 206,'William','Gietz','WGIETZ','515.123.8181',TO_DATE('07-JUN-1994', 'dd-MON-yyyy'),'AC_ACCOUNT',8300,NULL,205,110);

INSERT INTO job_history VALUES (102,TO_DATE('13-JAN-1993', 'dd-MON-yyyy'),TO_DATE('24-JUL-1998', 'dd-MON-yyyy'),'IT_PROG',60);
INSERT INTO job_history VALUES (101,TO_DATE('21-SEP-1989', 'dd-MON-yyyy'),TO_DATE('27-OCT-1993', 'dd-MON-yyyy'),'AC_ACCOUNT',110);
INSERT INTO job_history VALUES (101,TO_DATE('28-OCT-1993', 'dd-MON-yyyy'),TO_DATE('15-MAR-1997', 'dd-MON-yyyy'),'AC_MGR',110);
INSERT INTO job_history VALUES (201,TO_DATE('17-FEB-1996', 'dd-MON-yyyy'),TO_DATE('19-DEC-1999', 'dd-MON-yyyy'),'MK_REP',20);
INSERT INTO job_history VALUES (114,TO_DATE('24-MAR-1998', 'dd-MON-yyyy'),TO_DATE('31-DEC-1999', 'dd-MON-yyyy'),'ST_CLERK',50);
INSERT INTO job_history VALUES (122,TO_DATE('01-JAN-1999', 'dd-MON-yyyy'),TO_DATE('31-DEC-1999', 'dd-MON-yyyy'),'ST_CLERK',50);
INSERT INTO job_history VALUES (200,TO_DATE('17-SEP-1987', 'dd-MON-yyyy'),TO_DATE('17-JUN-1993', 'dd-MON-yyyy'),'AD_ASST',90);
INSERT INTO job_history VALUES (176,TO_DATE('24-MAR-1998', 'dd-MON-yyyy'),TO_DATE('31-DEC-1998', 'dd-MON-yyyy'),'SA_REP',80);
INSERT INTO job_history VALUES (176,TO_DATE('01-JAN-1999', 'dd-MON-yyyy'),TO_DATE('31-DEC-1999', 'dd-MON-yyyy'),'SA_MAN',80);
INSERT INTO job_history VALUES (200,TO_DATE('01-JUL-1994', 'dd-MON-yyyy'),TO_DATE('31-DEC-1998', 'dd-MON-yyyy'),'AC_ACCOUNT',90);

ALTER TABLE DEPARTMENTS ADD CONSTRAINT dept_mgr_fk
                 FOREIGN KEY (manager_id)
                  REFERENCES employees (employee_id);
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创建索引

--create indexes
CREATE INDEX emp_department_ix
       ON employees (department_id);

CREATE INDEX emp_job_ix
       ON employees (job_id);

CREATE INDEX emp_manager_ix
       ON employees (manager_id);

CREATE INDEX emp_name_ix
       ON employees (last_name, first_name);

CREATE INDEX dept_location_ix
       ON departments (location_id);

CREATE INDEX jhist_job_ix
       ON job_history (job_id);

CREATE INDEX jhist_employee_ix
       ON job_history (employee_id);

CREATE INDEX jhist_department_ix
       ON job_history (department_id);

CREATE INDEX loc_city_ix
       ON locations (city);

CREATE INDEX loc_state_province_ix
       ON locations (state_province);

CREATE INDEX loc_country_ix
       ON locations (country_id);
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查询示例

--demo1
SELECT first_name "First", last_name "Last", 
SALARY "Salary", COMMISSION_PCT "%"
FROM employees
WHERE salary >=11000 AND commission_pct IS NOT NULL;

--demo2
SELECT DENSE_RANK(3000) WITHIN GROUP (ORDER BY salary DESC) "Rank"
FROM employees
WHERE job_id LIKE '%CLERK';

--demo3
SELECT e.first_name || ' ' || e.last_name "Name",
  l.city || ', ' || c.country_name "Location"
FROM employees e, departments d, locations l, countries c
WHERE e.department_id=d.department_id AND
  d.location_id=l.location_id AND
  l.country_id=c.country_id
ORDER BY last_name;
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