Display the highest, lowest, sum, and average salary of all employees. Label the
ID: 3746061 • Letter: D
Question
Display the highest, lowest, sum, and average salary of all employees. Label the columns Maximum, Minimum, Sum, and Average, respectively. Round your results to the nearest whole number.
Modify the previous SQL statement to display the minimum, maximum, sum and average salary for each job type.
Write a query to display the number of people with the same job. Example:
Analyst 2
Clerk 4
Determine the number of managers without listing them. Label the column Number of Managers.
Write a query that will display the difference between the highest and lowest salaries. Label the column DIFFERENCE.
Display the manager number and the salary of the lowest paid employee for that manager. Exclude anyone whose manager is not known. Exclude any group where the minimum salary is less than $1000. Sort the output in descending order of salary.
Write a query to display the department name, location name, number of employees, and the average salary for all employees in that department. Label the columns DName, Loc, Number of People, and Salary, respectively. Round the average salary to two decimal places.
Create a query that will display the total number of employees and of that total the number who were hired in 1980, 1981, 1982, and 1983. Use appropriate column heading.
Create a matrix query to display the job, the salary for that job based on department number, and the total salary for that job for all departments, giving each column an appropriate heading.
HERE IS THE TABLE INFORMATION
DROP TABLE EMP;
DROP TABLE DEPT;
DROP TABLE BONUS;
DROP TABLE SALGRADE;
DROP TABLE DUMMY;
DROP TABLE ITEM;
DROP TABLE PRICE;
DROP TABLE PRODUCT;
DROP TABLE ORD;
DROP TABLE CUSTOMER;
DROP VIEW SALES;
DROP SEQUENCE ORDID;
DROP SEQUENCE CUSTID;
DROP SEQUENCE PRODID;
CREATE TABLE DEPT (
DEPTNO NUMBER(2) NOT NULL,
DNAME VARCHAR2(14),
LOC VARCHAR2(13),
CONSTRAINT DEPT_PRIMARY_KEY PRIMARY KEY (DEPTNO));
INSERT INTO DEPT VALUES (10,'ACCOUNTING','NEW YORK');
INSERT INTO DEPT VALUES (20,'RESEARCH','DALLAS');
INSERT INTO DEPT VALUES (30,'SALES','CHICAGO');
INSERT INTO DEPT VALUES (40,'OPERATIONS','BOSTON');
CREATE TABLE EMP (
EMPNO NUMBER(4) NOT NULL,
ENAME VARCHAR2(10),
JOB VARCHAR2(9),
MGR NUMBER(4) CONSTRAINT EMP_MGR_FK REFERENCES EMP (EMPNO),
HIREDATE DATE,
SAL NUMBER(7,2),
COMM NUMBER(7,2),
DEPTNO NUMBER(2) NOT NULL,
CONSTRAINT EMP_DEPTNO_FK FOREIGN KEY (DEPTNO) REFERENCES DEPT (DEPTNO),
CONSTRAINT EMP_EMPNO_PK PRIMARY KEY (EMPNO));
INSERT INTO EMP VALUES (7839,'KING','PRESIDENT',NULL,TO_DATE('17-NOV-1981','DD-MON-YYYY'),5000,NULL,10);
INSERT INTO EMP VALUES (7698,'BLAKE','MANAGER',7839,TO_DATE('1-MAY-1981','DD-MON-YYYY'),2850,NULL,30);
INSERT INTO EMP VALUES (7782,'CLARK','MANAGER',7839,TO_DATE('9-JUN-1981','DD-MON-YYYY'),2450,NULL,10);
INSERT INTO EMP VALUES (7566,'JONES','MANAGER',7839,TO_DATE('2-APR-1981','DD-MON-YYYY'),2975,NULL,20);
INSERT INTO EMP VALUES (7654,'MARTIN','SALESMAN',7698,TO_DATE('28-SEP-1981','DD-MON-YYYY'),1250,1400,30);
INSERT INTO EMP VALUES (7499,'ALLEN','SALESMAN',7698,TO_DATE('20-FEB-1981','DD-MON-YYYY'),1600,300,30);
INSERT INTO EMP VALUES (7844,'TURNER','SALESMAN',7698,TO_DATE('8-SEP-1981','DD-MON-YYYY'),1500,0,30);
INSERT INTO EMP VALUES (7900,'JAMES','CLERK',7698,TO_DATE('3-DEC-1981','DD-MON-YYYY'),950,NULL,30);
INSERT INTO EMP VALUES (7521,'WARD','SALESMAN',7698,TO_DATE('22-FEB-1981','DD-MON-YYYY'),1250,500,30);
INSERT INTO EMP VALUES (7902,'FORD','ANALYST',7566,TO_DATE('3-DEC-1981','DD-MON-YYYY'),3000,NULL,20);
INSERT INTO EMP VALUES (7369,'SMITH','CLERK',7902,TO_DATE('17-DEC-1980','DD-MON-YYYY'),800,NULL,20);
INSERT INTO EMP VALUES (7788,'SCOTT','ANALYST',7566,TO_DATE('09-DEC-1982','DD-MON-YYYY'),3000,NULL,20);
INSERT INTO EMP VALUES (7876,'ADAMS','CLERK',7788,TO_DATE('12-JAN-1983','DD-MON-YYYY'),1100,NULL,20);
INSERT INTO EMP VALUES (7934,'MILLER','CLERK',7782,TO_DATE('23-JAN-1982','DD-MON-YYYY'),1300,NULL,10);
CREATE TABLE BONUS (
ENAME VARCHAR2(10),
JOB VARCHAR2(9),
SAL NUMBER,
COMM NUMBER);
CREATE TABLE SALGRADE (
GRADE NUMBER,
LOSAL NUMBER,
HISAL NUMBER);
INSERT INTO SALGRADE VALUES (1,700,1200);
INSERT INTO SALGRADE VALUES (2,1201,1400);
INSERT INTO SALGRADE VALUES (3,1401,2000);
INSERT INTO SALGRADE VALUES (4,2001,3000);
INSERT INTO SALGRADE VALUES (5,3001,9999);
CREATE TABLE DUMMY (
DUMMY NUMBER );
INSERT INTO DUMMY VALUES (0);
CREATE TABLE CUSTOMER (
CUSTID NUMBER (6) NOT NULL,
NAME VARCHAR2 (45),
ADDRESS VARCHAR2 (40),
CITY VARCHAR2 (30),
STATE VARCHAR2 (2),
ZIP VARCHAR2 (9),
AREA NUMBER (3),
PHONE VARCHAR2 (9),
REPID NUMBER (4) NOT NULL,
CREDITLIMIT NUMBER (9,2),
COMMENTS LONG,
CONSTRAINT CUSTOMER_CUSTID_PK PRIMARY KEY (CUSTID),
CONSTRAINT CUSTOMER_CUSTID_CK CHECK (CUSTID > 0));
CREATE TABLE ORD (
ORDID NUMBER (4) NOT NULL,
ORDERDATE DATE,
COMMPLAN VARCHAR2 (1),
CUSTID NUMBER (6) NOT NULL,
SHIPDATE DATE,
TOTAL NUMBER (8,2) CONSTRAINT ORD_TOTAL_CK CHECK (TOTAL > = 0),
CONSTRAINT ORD_CUSTID_FK FOREIGN KEY (CUSTID) REFERENCES CUSTOMER (CUSTID),
CONSTRAINT ORD_ORDID_PK PRIMARY KEY (ORDID));
CREATE TABLE ITEM (
ORDID NUMBER (4) NOT NULL,
ITEMID NUMBER (4) NOT NULL,
PRODID NUMBER (6),
ACTUALPRICE NUMBER (8,2),
QTY NUMBER (8),
ITEMTOT NUMBER (8,2),
CONSTRAINT ITEM_ORDID_FK FOREIGN KEY (ORDID) REFERENCES ORD (ORDID),
CONSTRAINT ITEM_ORDID_ITEMID_PK PRIMARY KEY (ORDID,ITEMID));
CREATE TABLE PRODUCT (
PRODID NUMBER (6) CONSTRAINT PRODID_PK PRIMARY KEY,
DESCRIP VARCHAR2 (30));
CREATE TABLE PRICE (
PRODID NUMBER (6) NOT NULL,
STDPRICE NUMBER (8,2),
MINPRICE NUMBER (8,2),
STARTDATE DATE,
ENDDATE DATE);
INSERT INTO CUSTOMER (ZIP, STATE, REPID, PHONE, NAME, CUSTID, CREDITLIMIT,
CITY, AREA, ADDRESS, COMMENTS)
VALUES ('96711', 'CA', '7844', '598-6609',
'JOCKSPORTS',
'100', '5000', 'BELMONT', '415', '345 VIEWRIDGE',
'Very friendly people to work with -- sales rep likes to be called Mike.');
INSERT INTO CUSTOMER (ZIP, STATE, REPID, PHONE, NAME, CUSTID, CREDITLIMIT,
CITY, AREA, ADDRESS, COMMENTS)
VALUES ('94061', 'CA', '7521', '368-1223',
'TKB SPORT SHOP',
'101', '10000', 'REDWOOD CITY', '415', '490 BOLI RD.',
'Rep called 5/8 about change in order - contact shipping.');
INSERT INTO CUSTOMER (ZIP, STATE, REPID, PHONE, NAME, CUSTID, CREDITLIMIT,
CITY, AREA, ADDRESS, COMMENTS)
VALUES ('95133', 'CA', '7654', '644-3341',
'VOLLYRITE',
'102', '7000', 'BURLINGAME', '415', '9722 HAMILTON',
'Company doing heavy promotion beginning 10/89. Prepare for large orders during
winter.');
INSERT INTO CUSTOMER (ZIP, STATE, REPID, PHONE, NAME, CUSTID, CREDITLIMIT,
CITY, AREA, ADDRESS, COMMENTS)
VALUES ('97544', 'CA', '7521', '677-9312',
'JUST TENNIS',
'103', '3000', 'BURLINGAME', '415', 'HILLVIEW MALL',
'Contact rep about new line of tennis rackets.');
INSERT INTO CUSTOMER (ZIP, STATE, REPID, PHONE, NAME, CUSTID, CREDITLIMIT,
CITY, AREA, ADDRESS, COMMENTS)
VALUES ('93301', 'CA', '7499', '996-2323',
'EVERY MOUNTAIN',
'104', '10000', 'CUPERTINO', '408', '574 SUYYYYY RD.',
'Customer with high market share (23%) due to aggressive advertising.');
INSERT INTO CUSTOMER (ZIP, STATE, REPID, PHONE, NAME, CUSTID, CREDITLIMIT,
CITY, AREA, ADDRESS, COMMENTS)
VALUES ('91003', 'CA', '7844', '376-9966',
'K + T SPORTS',
'105', '5000', 'SANTA CLARA', '408', '3476 EL PASEO',
'Tends to order large amounts of merchandise at once. Accounting is considering
raising their credit limit. Usually pays on time.');
INSERT INTO CUSTOMER (ZIP, STATE, REPID, PHONE, NAME, CUSTID, CREDITLIMIT,
CITY, AREA, ADDRESS, COMMENTS)
VALUES ('94301', 'CA', '7521', '364-9777',
'SHAPE UP',
'106', '6000', 'PALO ALTO', '415', '908 SEQUOIA',
'Support intensive. Orders small amounts (< 800) of merchandise at a time.');
INSERT INTO CUSTOMER (ZIP, STATE, REPID, PHONE, NAME, CUSTID, CREDITLIMIT,
CITY, AREA, ADDRESS, COMMENTS)
VALUES ('93301', 'CA', '7499', '967-4398',
'WOMENS SPORTS',
'107', '10000', 'SUNNYVALE', '408', 'VALCO VILLAGE',
'First sporting goods store geared exclusively towards women. Unusual promotion
al style and very willing to take chances towards new products!');
INSERT INTO CUSTOMER (ZIP, STATE, REPID, PHONE, NAME, CUSTID, CREDITLIMIT,
CITY, AREA, ADDRESS, COMMENTS)
VALUES ('55649', 'MN', '7844', '566-9123',
'NORTH WOODS HEALTH AND FITNESS SUPPLY CENTER',
'108', '8000', 'HIBBING', '612', '98 LONE PINE WAY', '');
INSERT INTO ORD (TOTAL, SHIPDATE, ORDID, ORDERDATE, CUSTID, COMMPLAN)
VALUES ('101.4', TO_DATE('08-JAN-1987','DD-MON-YYYY'), '610', TO_DATE('07-JAN-1987','DD-MON-YYYY'), '101', 'A');
INSERT INTO ORD (TOTAL, SHIPDATE, ORDID, ORDERDATE, CUSTID, COMMPLAN)
VALUES ('45', TO_DATE('11-JAN-1987','DD-MON-YYYY'), '611', TO_DATE('11-JAN-1987','DD-MON-YYYY'), '102', 'B');
INSERT INTO ORD (TOTAL, SHIPDATE, ORDID, ORDERDATE, CUSTID, COMMPLAN)
VALUES ('5860', TO_DATE('20-JAN-1987','DD-MON-YYYY'), '612', TO_DATE('15-JAN-1987','DD-MON-YYYY'), '104', 'C');
INSERT INTO ORD (TOTAL, SHIPDATE, ORDID, ORDERDATE, CUSTID, COMMPLAN)
VALUES ('2.4', TO_DATE('30-MAY-1986','DD-MON-YYYY'), '601', TO_DATE('01-MAY-1986','DD-MON-YYYY'), '106', 'A');
INSERT INTO ORD (TOTAL, SHIPDATE, ORDID, ORDERDATE, CUSTID, COMMPLAN)
VALUES ('56', TO_DATE('20-JUN-1986','DD-MON-YYYY'), '602', TO_DATE('05-JUN-1986','DD-MON-YYYY'), '102', 'B');
INSERT INTO ORD (TOTAL, SHIPDATE, ORDID, ORDERDATE, CUSTID, COMMPLAN)
VALUES ('698', TO_DATE('30-JUN-1986','DD-MON-YYYY'), '604', TO_DATE('15-JUN-1986','DD-MON-YYYY'), '106', 'A');
INSERT INTO ORD (TOTAL, SHIPDATE, ORDID, ORDERDATE, CUSTID, COMMPLAN)
VALUES ('8324',TO_DATE( '30-JUL-1986','DD-MON-YYYY'), '605', TO_DATE('14-JUL-1986','DD-MON-YYYY'), '106', 'A');
INSERT INTO ORD (TOTAL, SHIPDATE, ORDID, ORDERDATE, CUSTID, COMMPLAN)
VALUES ('3.4', TO_DATE('30-JUL-1986','DD-MON-YYYY'), '606', TO_DATE('14-JUL-1986','DD-MON-YYYY'), '100', 'A');
INSERT INTO ORD (TOTAL, SHIPDATE, ORDID, ORDERDATE, CUSTID, COMMPLAN)
VALUES ('97.5', TO_DATE('15-AUG-1986','DD-MON-YYYY'), '609', TO_DATE('01-AUG-1986','DD-MON-YYYY'), '100', 'B');
INSERT INTO ORD (TOTAL, SHIPDATE, ORDID, ORDERDATE, CUSTID, COMMPLAN)
VALUES ('5.6', TO_DATE('18-JUL-1986','DD-MON-YYYY'), '607', TO_DATE('18-JUL-1986','DD-MON-YYYY'), '104', 'C');
INSERT INTO ORD (TOTAL, SHIPDATE, ORDID, ORDERDATE, CUSTID, COMMPLAN)
VALUES ('35.2', TO_DATE('25-JUL-1986','DD-MON-YYYY'), '608', TO_DATE('25-JUL-1986','DD-MON-YYYY'), '104', 'C');
INSERT INTO ORD (TOTAL, SHIPDATE, ORDID, ORDERDATE, CUSTID, COMMPLAN)
VALUES ('224', TO_DATE('05-JUN-1986','DD-MON-YYYY'), '603', TO_DATE('05-JUN-1986','DD-MON-YYYY'), '102', '');
INSERT INTO ORD (TOTAL, SHIPDATE, ORDID, ORDERDATE, CUSTID, COMMPLAN)
VALUES ('4450', TO_DATE('12-MAR-1987','DD-MON-YYYY'), '620', TO_DATE('12-MAR-1987','DD-MON-YYYY'), '100', '');
INSERT INTO ORD (TOTAL, SHIPDATE, ORDID, ORDERDATE, CUSTID, COMMPLAN)
VALUES ('6400', TO_DATE('01-FEB-1987','DD-MON-YYYY'), '613', TO_DATE('01-FEB-1987','DD-MON-YYYY'), '108', '');
INSERT INTO ORD (TOTAL, SHIPDATE, ORDID, ORDERDATE, CUSTID, COMMPLAN)
VALUES ('23940', TO_DATE('05-FEB-1987','DD-MON-YYYY'), '614', TO_DATE('01-FEB-1987','DD-MON-YYYY'), '102', '');
INSERT INTO ORD (TOTAL, SHIPDATE, ORDID, ORDERDATE, CUSTID, COMMPLAN)
VALUES ('764', TO_DATE('10-FEB-1987','DD-MON-YYYY'), '616', TO_DATE('03-FEB-1987','DD-MON-YYYY'), '103', '');
INSERT INTO ORD (TOTAL, SHIPDATE, ORDID, ORDERDATE, CUSTID, COMMPLAN)
VALUES ('1260', TO_DATE('04-FEB-1987','DD-MON-YYYY'), '619', TO_DATE('22-FEB-1987','DD-MON-YYYY'), '104', '');
INSERT INTO ORD (TOTAL, SHIPDATE, ORDID, ORDERDATE, CUSTID, COMMPLAN)
VALUES ('46370', TO_DATE('03-MAR-1987','DD-MON-YYYY'), '617', TO_DATE('05-FEB-1987','DD-MON-YYYY'), '105', '');
INSERT INTO ORD (TOTAL, SHIPDATE, ORDID, ORDERDATE, CUSTID, COMMPLAN)
VALUES ('710', TO_DATE('06-FEB-1987','DD-MON-YYYY'), '615', TO_DATE('01-FEB-1987','DD-MON-YYYY'), '107', '');
INSERT INTO ORD (TOTAL, SHIPDATE, ORDID, ORDERDATE, CUSTID, COMMPLAN)
VALUES ('3510.5', TO_DATE('06-MAR-1987','DD-MON-YYYY'), '618', TO_DATE('15-FEB-1987','DD-MON-YYYY'), '102', 'A');
INSERT INTO ORD (TOTAL, SHIPDATE, ORDID, ORDERDATE, CUSTID, COMMPLAN)
VALUES ('730', TO_DATE('01-JAN-1987','DD-MON-YYYY'), '621', TO_DATE('15-MAR-1987','DD-MON-YYYY'), '100', 'A');
INSERT INTO ITEM (QTY, PRODID, ORDID, ITEMTOT, ITEMID, ACTUALPRICE)
VALUES ('1', '100890', '610', '58', '3', '58');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ( '1', '100861', '611', '45', '1', '45');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ( '100', '100860', '612', '3000', '1', '30');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ( '1', '200376', '601', '2.4', '1', '2.4');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ( '20', '100870', '602', '56', '1', '2.8');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ( '3', '100890', '604', '174', '1', '58');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ( '2', '100861', '604', '84', '2', '42');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ( '10', '100860', '604', '440', '3', '44');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ( '4', '100860', '603', '224', '2', '56');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ( '1', '100860', '610', '35', '1', '35');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ( '3', '100870', '610', '8.4', '2', '2.8');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ( '200', '200376', '613', '440', '4', '2.2');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ( '444', '100860', '614', '15540', '1', '35');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ( '1000', '100870', '614', '2800', '2', '2.8');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ( '20', '100861', '612', '810', '2', '40.5');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('150', '101863', '612', '1500', '3', '10');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('10', '100860', '620', '350', '1', '35');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('1000', '200376', '620', '2400', '2', '2.4');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('500', '102130', '620', '1700', '3', '3.4');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ( '100', '100871', '613', '560', '1', '5.6');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('200', '101860', '613', '4800', '2', '24');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('150', '200380', '613', '600', '3', '4');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('100', '102130', '619', '340', '3', '3.4');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('50', '100860', '617', '1750', '1', '35');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('100', '100861', '617', '4500', '2', '45');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('1000', '100871', '614', '5600', '3', '5.6');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('10', '100861', '616', '450', '1', '45');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('50', '100870', '616', '140', '2', '2.8');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('2', '100890', '616', '116', '3', '58');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('10', '102130', '616', '34', '4', '3.4');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('10', '200376' , '616', '24', '5', '2.4');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('100', '200380', '619', '400', '1', '4');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('100', '200376', '619', '240', '2', '2.4');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('4', '100861', '615', '180', '1', '45');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('1', '100871', '607', '5.6', '1', '5.6');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('100', '100870', '615', '280', '2', '2.8');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('500', '100870', '617', '1400', '3', '2.8');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('500', '100871', '617', '2800', '4', '5.6');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('500', '100890', '617', '29000', '5', '58');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('100', '101860', '617', '2400', '6', '24');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('200', '101863', '617', '2500', '7', '12.5');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('100', '102130', '617', '340', '8', '3.4');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('200', '200376', '617', '480', '9', '2.4');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('300', '200380', '617', '1200', '10', '4');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('5', '100870', '609', '12.5', '2', '2.5');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('1', '100890', '609', '50', '3', '50');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('23', '100860', '618', '805', '1', '35');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('50', '100861', '618', '2255.5', '2', '45.11');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('10', '100870', '618', '450', '3', '45');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('10', '100861', '621', '450', '1', '45');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('100', '100870', '621', '280', '2', '2.8');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('50', '100871', '615', '250', '3', '5');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('1', '101860', '608', '24', '1', '24');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('2', '100871', '608', '11.2', '2', '5.6');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('1', '100861', '609', '35', '1', '35');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('1', '102130', '606', '3.4', '1', '3.4');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('100', '100861', '605', '4500', '1', '45');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('500', '100870', '605', '1400', '2', '2.8');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('5', '100890', '605', '290', '3', '58');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('50', '101860', '605', '1200', '4', '24');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('100', '101863', '605', '900', '5', '9');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('10', '102130', '605', '34', '6', '3.4');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('100', '100871', '612', '550', '4', '5.5');
INSERT INTO ITEM ( QTY , PRODID , ORDID , ITEMTOT , ITEMID , ACTUALPRICE)
VALUES ('50', '100871', '619', '280', '4', '5.6');
INSERT INTO PRICE (STDPRICE, STARTDATE, PRODID, MINPRICE, ENDDATE)
VALUES ('4.8', TO_DATE('01-JAN-1985','DD-MON-YYYY'), '100871', '3.2', TO_DATE('01-DEC-1985','DD-MON-YYYY'));
INSERT INTO PRICE (STDPRICE, STARTDATE, PRODID, MINPRICE, ENDDATE)
VALUES ('58', TO_DATE('01-JAN-1985','DD-MON-YYYY'), '100890', '46.4', '');
INSERT INTO PRICE (STDPRICE, STARTDATE, PRODID, MINPRICE, ENDDATE)
VALUES ('54', TO_DATE('01-JUN-1984','DD-MON-YYYY'), '100890', '40.5', TO_DATE('31-MAY-1984','DD-MON-YYYY'));
INSERT INTO PRICE (STDPRICE, STARTDATE, PRODID, MINPRICE, ENDDATE)
VALUES ('35', TO_DATE('01-JUN-1986','DD-MON-YYYY'), '100860', '28', '');
INSERT INTO PRICE (STDPRICE, STARTDATE, PRODID, MINPRICE, ENDDATE)
VALUES ('32', TO_DATE('01-JAN-1986','DD-MON-YYYY'), '100860', '25.6', TO_DATE('31-MAY-1986','DD-MON-YYYY'));
INSERT INTO PRICE (STDPRICE, STARTDATE, PRODID, MINPRICE, ENDDATE)
VALUES ('30', TO_DATE('01-JAN-1985','DD-MON-YYYY'), '100860', '24', TO_DATE('31-DEC-1985','DD-MON-YYYY'));
INSERT INTO PRICE (STDPRICE, STARTDATE, PRODID, MINPRICE, ENDDATE)
VALUES ('45', TO_DATE('01-JUN-1986','DD-MON-YYYY'), '100861', '36', '');
INSERT INTO PRICE (STDPRICE, STARTDATE, PRODID, MINPRICE, ENDDATE)
VALUES ('42', TO_DATE('01-JAN-1986','DD-MON-YYYY'), '100861', '33.6', TO_DATE('31-MAY-1986','DD-MON-YYYY'));
INSERT INTO PRICE (STDPRICE, STARTDATE, PRODID, MINPRICE, ENDDATE)
VALUES ('39', TO_DATE('01-JAN-1985','DD-MON-YYYY'), '100861', '31.2', TO_DATE('31-DEC-1985','DD-MON-YYYY'));
INSERT INTO PRICE (STDPRICE, STARTDATE, PRODID, MINPRICE, ENDDATE)
VALUES ('2.8', TO_DATE('01-JAN-1986','DD-MON-YYYY'), '100870', '2.4', '');
INSERT INTO PRICE (STDPRICE, STARTDATE, PRODID, MINPRICE, ENDDATE)
VALUES ('2.4', TO_DATE('01-JAN-1985','DD-MON-YYYY'), '100870', '1.9', TO_DATE('01-DEC-1985','DD-MON-YYYY'));
INSERT INTO PRICE (STDPRICE, STARTDATE, PRODID, MINPRICE, ENDDATE)
VALUES ('5.6', TO_DATE('01-JAN-1986','DD-MON-YYYY'), '100871', '4.8', '');
INSERT INTO PRICE (STDPRICE, STARTDATE, PRODID, MINPRICE, ENDDATE)
VALUES ('24', TO_DATE('15-FEB-1985','DD-MON-YYYY'), '101860', '18', '');
INSERT INTO PRICE (STDPRICE, STARTDATE, PRODID, MINPRICE, ENDDATE)
VALUES ('12.5', TO_DATE('15-FEB-1985','DD-MON-YYYY'), '101863', '9.4', '');
INSERT INTO PRICE (STDPRICE, STARTDATE, PRODID, MINPRICE, ENDDATE)
VALUES ('3.4',TO_DATE( '18-AUG-1985','DD-MON-YYYY'), '102130', '2.8', '');
INSERT INTO PRICE (STDPRICE, STARTDATE, PRODID, MINPRICE, ENDDATE)
VALUES ('2.4', TO_DATE('15-NOV-1986','DD-MON-YYYY'), '200376', '1.75', '');
INSERT INTO PRICE (STDPRICE, STARTDATE, PRODID, MINPRICE, ENDDATE)
VALUES ('4', TO_DATE('15-NOV-1986','DD-MON-YYYY'), '200380', '3.2', '');
CREATE INDEX PRICE_INDEX ON PRICE(PRODID, STARTDATE);
INSERT INTO PRODUCT (PRODID, DESCRIP)
VALUES ('100860', 'ACE TENNIS RACKET I');
INSERT INTO PRODUCT (PRODID, DESCRIP)
VALUES ('100861', 'ACE TENNIS RACKET II');
INSERT INTO PRODUCT (PRODID, DESCRIP)
VALUES ('100870', 'ACE TENNIS BALLS-3 PACK');
INSERT INTO PRODUCT (PRODID, DESCRIP)
VALUES ('100871', 'ACE TENNIS BALLS-6 PACK');
INSERT INTO PRODUCT (PRODID, DESCRIP)
VALUES ('100890', 'ACE TENNIS NET');
INSERT INTO PRODUCT (PRODID, DESCRIP)
VALUES ('101860', 'SP TENNIS RACKET');
INSERT INTO PRODUCT (PRODID, DESCRIP)
VALUES ('101863', 'SP JUNIOR RACKET');
INSERT INTO PRODUCT (PRODID, DESCRIP)
VALUES ('102130', 'RH: "GUIDE TO TENNIS"');
INSERT INTO PRODUCT (PRODID, DESCRIP)
VALUES ('200376', 'SB ENERGY BAR-6 PACK');
INSERT INTO PRODUCT (PRODID, DESCRIP)
VALUES ('200380', 'SB VITA SNACK-6 PACK');
CREATE SEQUENCE ORDID
INCREMENT BY 1
START WITH 622
NOCACHE;
CREATE SEQUENCE PRODID
INCREMENT BY 1
START WITH 200381
NOCACHE;
CREATE SEQUENCE CUSTID
INCREMENT BY 1
START WITH 109
NOCACHE;
CREATE VIEW SALES AS
SELECT REPID, ORD.CUSTID, CUSTOMER.NAME CUSTNAME, PRODUCT.PRODID,
DESCRIP PRODNAME, SUM(ITEMTOT) AMOUNT
FROM ORD, ITEM, CUSTOMER, PRODUCT
WHERE ORD.ORDID = ITEM.ORDID
AND ORD.CUSTID = CUSTOMER.CUSTID
AND ITEM.PRODID = PRODUCT.PRODID
GROUP BY REPID, ORD.CUSTID, NAME, PRODUCT.PRODID, DESCRIP;
Explanation / Answer
If you have any doubts, please give me comment...
SELECT MAX(SAL) Maxmimum, MIN(SAL) Minimum, SUM(SAL) Sum, ROUND(AVG(SAL), 0) Average
FROM EMP;
SELECT JOB, MAX(SAL) Maxmimum, MIN(SAL) Minimum, SUM(SAL) Sum, ROUND(AVG(SAL), 0) Average
FROM EMP
GROUP BY JOB;
SELECT JOB, COUNT(*)
FROM EMP
GROUP BY JOB;
SELECT COUNT(MGR) AS 'Number of Managers'
FROM EMP;
SELECT (MAX(SAL) - MIN(SAL)) DIFFERENCE
FROM EMP;
SELECT MGR, MIN(SAL) AS MinSalary
FROM EMP E, EMP M
WHERE E.EMPNO = M.MGR AND MGR IS NOT NULL
GROUP BY MGR
HAVING MIN(SAL)>1000
ORDER BY MinSalary;
SELECT DNAME, LOC, COUNT(*) AS 'Number of People', ROUND(AVG(SAL),2) Salary
FROM DEPT D, EMP E
WHERE D.DEPTNO = E.DEPTNO;
SELECT DNAME, LOC, COUNT(EMPNO) AS 'Number of Employees', Hired
FROM DEPT D, EMP E, (
SELECT DEPTNO, COUNT(*) Hired
FROM EMP
WHERE YEAR(HIREDATE) IN (1980, 1981, 1982, 1983) GROUP BY DEPTNO
) AS T
WHERE D.DEPTNO = E.DEPTNO AND D.DEPTNO = T.DEPTNO
GROUP BY DNAME, LOC;
SELECT JOB, SUM(SAL) 'Total Salary'
FROM EMP
GROUP BY JOB;