What is the result of following queries? 26) SELECT SUBSTR('The World',3,4) "Substring" FROM DUAL; 27) SELECT...
What is the result of following queries?
26) SELECT SUBSTR('The World',3,4) "Substring" FROM DUAL;
27) SELECT LENGTH ('PROGRAM') "Length in bytes" FROM DUAL;
28) SELECT LEAST (150, 134, 70) "Least" from dual;
Homework Answers
26) SELECT SUBSTR('The World',3,4) "Substring" FROM DUAL; -> e Wo ( it will fetch 4 chars from 3rd position)
27) SELECT LENGTH ('PROGRAM') "Length in bytes" FROM DUAL ; -> 7 as it has 7 chars
28) SELECT LEAST (150, 134, 70) "Least" from dual; -> 70 as 70 it smallest number
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What is the result of following queries?
26) SELECT SUBSTR('The World',3,4) "Substring" FROM DUAL;
27) SELECT...
Consider EMPLOYEE database. Create the database and run the following queries and write the result you...
Consider EMPLOYEE database. Create the database and run the
following queries and write the result you get.
What would be the result of the following query (please create
the resulting table will all the columns and rows)?
SELECT
D.Dname, E.Lname, P.Pname
FROM
DEPARTMENT D, EMPLOYEE E, WORKS_ON W, PROJECT P
WHERE
D.Dnumber=E.Dno AND E.Ssn=W.Essn AND W.Pno=P.Pnumber
ORDER BY
D.Dname DESC,
E.Lname DESC;
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What is wrong with the following query? select firstname , lastname from Customer intersect select productid...
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Use the following information for questions 25-26. Show your calculations and reasoning to the right side...
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Consider EMPLOYEE database. Create the database and run the
following queries and write the result you get.
What would be the result of the following query (please create
the resulting table will all the columns and rows)?
SELECT
D.Dname, E.Lname, P.Pname
FROM
DEPARTMENT D, EMPLOYEE E, WORKS_ON W, PROJECT P
WHERE
D.Dnumber=E.Dno AND E.Ssn=W.Essn AND W.Pno=P.Pnumber
ORDER BY
D.Dname DESC,
E.Lname DESC;
26. Which of the following is NOT a general guideline for displaying tables and lists? Select one: a. Labels should be separated from other information by using highlighting. b. Columns should have at least two spaces between them. c. Right-justify textual data, and use a short line length. d. Similar information displayed in multiple columns should be sorted vertically. e. Avoid overly fancy fonts.
26 What are three important functions of the kidney and two disease conditions that result in loss of at least one of these functions? 27 What is idiopathic pulmonary fibrosis? How is this condition diagnosed, what is the prognosis and what types of treatments are currently available? How might nuclear medicine play a role in helping to decrease the mortality from this disease especially in the elderly? 8. What causes muscles and other associated tissues to atrophy with immobilization and...
Use the following information for questions 25-26. Show your calculations and reasoning to the right side of the question, then select one answer Food-specific Attack Rates of Gastroenteritis Persons Eating Food Item Persons Not Eating Food Item Food Item potato salad hamburger baked beans Total ML Attack Rate(%) 100 88 126 90 99 76 55 34 Totall Attack Rate (%) 33 5 3116 10 S 71 48 milk 25. The attack rate for those persons who ate baked beans is...
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