UNION set operator: The UNION set operator is used to combine the output of two or more than two queries and produce a result. The produced result contains unique values. Syntax: QUERY UNION QUERY; Consider two tables: Table creation: CREATE TABLE VENDOR(VEND_CODE INT PRIMARY KEY); CREATE TABLE PRODUCT(PROD_CODE VARCHAR(5), VEND_CODE INT,FOREIGN KEY (VEND_CODE) REFERENCES VENDOR (VEND_CODE)); Inserting values: INSERT INTO VENDOR VALUES(123); INSERT INTO VENDOR VALUES(124); INSERT INTO VENDOR VALUES(125); INSERT INTO VENDOR VALUES(126); INSERT INTO PRODUCT VALUES('ABC', 125); INSERT INTO PRODUCT VALUES('DEF', 124); INSERT INTO PRODUCT VALUES('GHI', 124); INSERT INTO PRODUCT VALUES('JKL', 123);

Question

For context and I am looking for someone with experience in either computer graphics with companies, or at least has an expertise or experiences in engine development.I am developing a game engine. The niche that I want to focus in open-world development to specialize in.I have seen, heard, and had discussions about various approaches to scene graphs and ways they get handled to be sent to the renderer.If I wanted to focus on open-world, what are different tips and approaches you can tell me of how complex scenes. Like open-world get rendered? What I mean when asking this question, what is the design layout typically of a few approaches that is used for rendering not just basic scenes but complex scenes? Especially since I want to focus on building a game engine that hopes to focuse in open-world.I am using the entity component system framework EnTT, and would like to know if you can also provide tips and how that framework can be incorporated into the design layouts of how you've…

Answer 1

Question

Chapter 7, Problem 23RQ

(a)

Program Plan Intro

UNION set operator:

The UNION set operator is used to combine the output of two or more than two queries and produce a result. The produced result contains unique values.

Syntax: QUERY UNION QUERY;

Consider two tables:

Table creation:

CREATE TABLE VENDOR(VEND_CODE INT PRIMARY KEY);

CREATE TABLE PRODUCT(PROD_CODE VARCHAR(5), VEND_CODE INT,FOREIGN KEY (VEND_CODE) REFERENCES VENDOR (VEND_CODE));

Inserting values:

INSERT INTO VENDOR VALUES(123);

INSERT INTO VENDOR VALUES(124);

INSERT INTO VENDOR VALUES(125);

INSERT INTO VENDOR VALUES(126);

INSERT INTO PRODUCT VALUES('ABC', 125);

INSERT INTO PRODUCT VALUES('DEF', 124);

INSERT INTO PRODUCT VALUES('GHI', 124);

INSERT INTO PRODUCT VALUES('JKL', 123);

(b)

Program Plan Intro

UNION ALL set operator:

The UNION ALL set operator is used to combine the output of two or more than two queries and produce a result. The produced result contains duplicate values.

Syntax: QUERY UNION ALL QUERY;

Consider two tables:

Table creation:

CREATE TABLE VENDOR(VEND_CODE INT PRIMARY KEY);

CREATE TABLE PRODUCT(PROD_CODE VARCHAR(5), VEND_CODE INT,FOREIGN KEY (VEND_CODE) REFERENCES VENDOR (VEND_CODE));

Inserting values:

INSERT INTO VENDOR VALUES(123);

INSERT INTO VENDOR VALUES(124);

INSERT INTO VENDOR VALUES(125);

INSERT INTO VENDOR VALUES(126);

INSERT INTO PRODUCT VALUES('ABC', 125);

INSERT INTO PRODUCT VALUES('DEF', 124);

INSERT INTO PRODUCT VALUES('GHI', 124);

INSERT INTO PRODUCT VALUES('JKL', 123);

(c)

Program Plan Intro

INTERSECT set operator:

The INTERSECT set operator is used to combine the output of two or more than two queries and produce a result. The produced result contains the values (rows) that are common in both the tables.

Syntax: QUERY INTERSECT QUERY;

Consider two tables:

Table creation:

CREATE TABLE VENDOR(VEND_CODE INT PRIMARY KEY);

CREATE TABLE PRODUCT(PROD_CODE VARCHAR(5), VEND_CODE INT,FOREIGN KEY (VEND_CODE) REFERENCES VENDOR (VEND_CODE));

Inserting values:

INSERT INTO VENDOR VALUES(123);

INSERT INTO VENDOR VALUES(124);

INSERT INTO VENDOR VALUES(125);

INSERT INTO VENDOR VALUES(126);

INSERT INTO PRODUCT VALUES('ABC', 125);

INSERT INTO PRODUCT VALUES('DEF', 124);

INSERT INTO PRODUCT VALUES('GHI', 124);

INSERT INTO PRODUCT VALUES('JKL', 123);

(d)

Program Plan Intro

EXCEPT/ MINUS set operator:

The MINUS set operator is used to combine the output of two or more than two queries and produce a result. The produced result contains the values (rows) that appear in the first table but not in the second table. The word “EXCEPT” can also be used in the place of “MINUS”.

Syntax: QUERY EXCEPT QUERY;

Consider two tables:

Table creation:

CREATE TABLE VENDOR(VEND_CODE INT PRIMARY KEY);

CREATE TABLE PRODUCT(PROD_CODE VARCHAR(5), VEND_CODE INT,FOREIGN KEY (VEND_CODE) REFERENCES VENDOR (VEND_CODE));

Inserting values:

INSERT INTO VENDOR VALUES(123);

INSERT INTO VENDOR VALUES(124);

INSERT INTO VENDOR VALUES(125);

INSERT INTO VENDOR VALUES(126);

INSERT INTO PRODUCT VALUES('ABC', 125);

INSERT INTO PRODUCT VALUES('DEF', 124);

INSERT INTO PRODUCT VALUES('GHI', 124);

INSERT INTO PRODUCT VALUES('JKL', 123);

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For context and I am looking for someone with experience in either computer graphics with companies, or at least has an expertise or experiences in engine development.I am developing a game engine. The niche that I want to focus in open-world development to specialize in.I have seen, heard, and had discussions about various approaches to scene graphs and ways they get handled to be sent to the renderer.If I wanted to focus on open-world, what are different tips and approaches you can tell me of how complex scenes. Like open-world get rendered? What I mean when asking this question, what is the design layout typically of a few approaches that is used for rendering not just basic scenes but complex scenes? Especially since I want to focus on building a game engine that hopes to focuse in open-world.I am using the entity component system framework EnTT, and would like to know if you can also provide tips and how that framework can be incorporated into the design layouts of how you've…

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Answer 2

Question

Chapter 7, Problem 23RQ

(a)

Program Plan Intro

UNION set operator:

The UNION set operator is used to combine the output of two or more than two queries and produce a result. The produced result contains unique values.

Syntax: QUERY UNION QUERY;

Consider two tables:

Table creation:

CREATE TABLE VENDOR(VEND_CODE INT PRIMARY KEY);

CREATE TABLE PRODUCT(PROD_CODE VARCHAR(5), VEND_CODE INT,FOREIGN KEY (VEND_CODE) REFERENCES VENDOR (VEND_CODE));

Inserting values:

INSERT INTO VENDOR VALUES(123);

INSERT INTO VENDOR VALUES(124);

INSERT INTO VENDOR VALUES(125);

INSERT INTO VENDOR VALUES(126);

INSERT INTO PRODUCT VALUES('ABC', 125);

INSERT INTO PRODUCT VALUES('DEF', 124);

INSERT INTO PRODUCT VALUES('GHI', 124);

INSERT INTO PRODUCT VALUES('JKL', 123);

(b)

Program Plan Intro

UNION ALL set operator:

The UNION ALL set operator is used to combine the output of two or more than two queries and produce a result. The produced result contains duplicate values.

Syntax: QUERY UNION ALL QUERY;

Consider two tables:

Table creation:

CREATE TABLE VENDOR(VEND_CODE INT PRIMARY KEY);

CREATE TABLE PRODUCT(PROD_CODE VARCHAR(5), VEND_CODE INT,FOREIGN KEY (VEND_CODE) REFERENCES VENDOR (VEND_CODE));

Inserting values:

INSERT INTO VENDOR VALUES(123);

INSERT INTO VENDOR VALUES(124);

INSERT INTO VENDOR VALUES(125);

INSERT INTO VENDOR VALUES(126);

INSERT INTO PRODUCT VALUES('ABC', 125);

INSERT INTO PRODUCT VALUES('DEF', 124);

INSERT INTO PRODUCT VALUES('GHI', 124);

INSERT INTO PRODUCT VALUES('JKL', 123);

(c)

Program Plan Intro

INTERSECT set operator:

The INTERSECT set operator is used to combine the output of two or more than two queries and produce a result. The produced result contains the values (rows) that are common in both the tables.

Syntax: QUERY INTERSECT QUERY;

Consider two tables:

Table creation:

CREATE TABLE VENDOR(VEND_CODE INT PRIMARY KEY);

CREATE TABLE PRODUCT(PROD_CODE VARCHAR(5), VEND_CODE INT,FOREIGN KEY (VEND_CODE) REFERENCES VENDOR (VEND_CODE));

Inserting values:

INSERT INTO VENDOR VALUES(123);

INSERT INTO VENDOR VALUES(124);

INSERT INTO VENDOR VALUES(125);

INSERT INTO VENDOR VALUES(126);

INSERT INTO PRODUCT VALUES('ABC', 125);

INSERT INTO PRODUCT VALUES('DEF', 124);

INSERT INTO PRODUCT VALUES('GHI', 124);

INSERT INTO PRODUCT VALUES('JKL', 123);

(d)

Program Plan Intro

EXCEPT/ MINUS set operator:

The MINUS set operator is used to combine the output of two or more than two queries and produce a result. The produced result contains the values (rows) that appear in the first table but not in the second table. The word “EXCEPT” can also be used in the place of “MINUS”.

Syntax: QUERY EXCEPT QUERY;

Consider two tables:

Table creation:

CREATE TABLE VENDOR(VEND_CODE INT PRIMARY KEY);

CREATE TABLE PRODUCT(PROD_CODE VARCHAR(5), VEND_CODE INT,FOREIGN KEY (VEND_CODE) REFERENCES VENDOR (VEND_CODE));

Inserting values:

INSERT INTO VENDOR VALUES(123);

INSERT INTO VENDOR VALUES(124);

INSERT INTO VENDOR VALUES(125);

INSERT INTO VENDOR VALUES(126);

INSERT INTO PRODUCT VALUES('ABC', 125);

INSERT INTO PRODUCT VALUES('DEF', 124);

INSERT INTO PRODUCT VALUES('GHI', 124);

INSERT INTO PRODUCT VALUES('JKL', 123);

Expert Solution & Answer

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Answer 3

Question

Chapter 7, Problem 23RQ

(a)

Program Plan Intro

UNION set operator:

The UNION set operator is used to combine the output of two or more than two queries and produce a result. The produced result contains unique values.

Syntax: QUERY UNION QUERY;

Consider two tables:

Table creation:

CREATE TABLE VENDOR(VEND_CODE INT PRIMARY KEY);

CREATE TABLE PRODUCT(PROD_CODE VARCHAR(5), VEND_CODE INT,FOREIGN KEY (VEND_CODE) REFERENCES VENDOR (VEND_CODE));

Inserting values:

INSERT INTO VENDOR VALUES(123);

INSERT INTO VENDOR VALUES(124);

INSERT INTO VENDOR VALUES(125);

INSERT INTO VENDOR VALUES(126);

INSERT INTO PRODUCT VALUES('ABC', 125);

INSERT INTO PRODUCT VALUES('DEF', 124);

INSERT INTO PRODUCT VALUES('GHI', 124);

INSERT INTO PRODUCT VALUES('JKL', 123);

(b)

Program Plan Intro

UNION ALL set operator:

The UNION ALL set operator is used to combine the output of two or more than two queries and produce a result. The produced result contains duplicate values.

Syntax: QUERY UNION ALL QUERY;

Consider two tables:

Table creation:

CREATE TABLE VENDOR(VEND_CODE INT PRIMARY KEY);

CREATE TABLE PRODUCT(PROD_CODE VARCHAR(5), VEND_CODE INT,FOREIGN KEY (VEND_CODE) REFERENCES VENDOR (VEND_CODE));

Inserting values:

INSERT INTO VENDOR VALUES(123);

INSERT INTO VENDOR VALUES(124);

INSERT INTO VENDOR VALUES(125);

INSERT INTO VENDOR VALUES(126);

INSERT INTO PRODUCT VALUES('ABC', 125);

INSERT INTO PRODUCT VALUES('DEF', 124);

INSERT INTO PRODUCT VALUES('GHI', 124);

INSERT INTO PRODUCT VALUES('JKL', 123);

(c)

Program Plan Intro

INTERSECT set operator:

The INTERSECT set operator is used to combine the output of two or more than two queries and produce a result. The produced result contains the values (rows) that are common in both the tables.

Syntax: QUERY INTERSECT QUERY;

Consider two tables:

Table creation:

CREATE TABLE VENDOR(VEND_CODE INT PRIMARY KEY);

CREATE TABLE PRODUCT(PROD_CODE VARCHAR(5), VEND_CODE INT,FOREIGN KEY (VEND_CODE) REFERENCES VENDOR (VEND_CODE));

Inserting values:

INSERT INTO VENDOR VALUES(123);

INSERT INTO VENDOR VALUES(124);

INSERT INTO VENDOR VALUES(125);

INSERT INTO VENDOR VALUES(126);

INSERT INTO PRODUCT VALUES('ABC', 125);

INSERT INTO PRODUCT VALUES('DEF', 124);

INSERT INTO PRODUCT VALUES('GHI', 124);

INSERT INTO PRODUCT VALUES('JKL', 123);

(d)

Program Plan Intro

EXCEPT/ MINUS set operator:

The MINUS set operator is used to combine the output of two or more than two queries and produce a result. The produced result contains the values (rows) that appear in the first table but not in the second table. The word “EXCEPT” can also be used in the place of “MINUS”.

Syntax: QUERY EXCEPT QUERY;

Consider two tables:

Table creation:

CREATE TABLE VENDOR(VEND_CODE INT PRIMARY KEY);

CREATE TABLE PRODUCT(PROD_CODE VARCHAR(5), VEND_CODE INT,FOREIGN KEY (VEND_CODE) REFERENCES VENDOR (VEND_CODE));

Inserting values:

INSERT INTO VENDOR VALUES(123);

INSERT INTO VENDOR VALUES(124);

INSERT INTO VENDOR VALUES(125);

INSERT INTO VENDOR VALUES(126);

INSERT INTO PRODUCT VALUES('ABC', 125);

INSERT INTO PRODUCT VALUES('DEF', 124);

INSERT INTO PRODUCT VALUES('GHI', 124);

INSERT INTO PRODUCT VALUES('JKL', 123);

Expert Solution & Answer

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Answer 4

Question

Chapter 7, Problem 23RQ

(a)

Program Plan Intro

UNION set operator:

The UNION set operator is used to combine the output of two or more than two queries and produce a result. The produced result contains unique values.

Syntax: QUERY UNION QUERY;

Consider two tables:

Table creation:

CREATE TABLE VENDOR(VEND_CODE INT PRIMARY KEY);

CREATE TABLE PRODUCT(PROD_CODE VARCHAR(5), VEND_CODE INT,FOREIGN KEY (VEND_CODE) REFERENCES VENDOR (VEND_CODE));

Inserting values:

INSERT INTO VENDOR VALUES(123);

INSERT INTO VENDOR VALUES(124);

INSERT INTO VENDOR VALUES(125);

INSERT INTO VENDOR VALUES(126);

INSERT INTO PRODUCT VALUES('ABC', 125);

INSERT INTO PRODUCT VALUES('DEF', 124);

INSERT INTO PRODUCT VALUES('GHI', 124);

INSERT INTO PRODUCT VALUES('JKL', 123);

(b)

Program Plan Intro

UNION ALL set operator:

The UNION ALL set operator is used to combine the output of two or more than two queries and produce a result. The produced result contains duplicate values.

Syntax: QUERY UNION ALL QUERY;

Consider two tables:

Table creation:

CREATE TABLE VENDOR(VEND_CODE INT PRIMARY KEY);

CREATE TABLE PRODUCT(PROD_CODE VARCHAR(5), VEND_CODE INT,FOREIGN KEY (VEND_CODE) REFERENCES VENDOR (VEND_CODE));

Inserting values:

INSERT INTO VENDOR VALUES(123);

INSERT INTO VENDOR VALUES(124);

INSERT INTO VENDOR VALUES(125);

INSERT INTO VENDOR VALUES(126);

INSERT INTO PRODUCT VALUES('ABC', 125);

INSERT INTO PRODUCT VALUES('DEF', 124);

INSERT INTO PRODUCT VALUES('GHI', 124);

INSERT INTO PRODUCT VALUES('JKL', 123);

(c)

Program Plan Intro

INTERSECT set operator:

The INTERSECT set operator is used to combine the output of two or more than two queries and produce a result. The produced result contains the values (rows) that are common in both the tables.

Syntax: QUERY INTERSECT QUERY;

Consider two tables:

Table creation:

CREATE TABLE VENDOR(VEND_CODE INT PRIMARY KEY);

CREATE TABLE PRODUCT(PROD_CODE VARCHAR(5), VEND_CODE INT,FOREIGN KEY (VEND_CODE) REFERENCES VENDOR (VEND_CODE));

Inserting values:

INSERT INTO VENDOR VALUES(123);

INSERT INTO VENDOR VALUES(124);

INSERT INTO VENDOR VALUES(125);

INSERT INTO VENDOR VALUES(126);

INSERT INTO PRODUCT VALUES('ABC', 125);

INSERT INTO PRODUCT VALUES('DEF', 124);

INSERT INTO PRODUCT VALUES('GHI', 124);

INSERT INTO PRODUCT VALUES('JKL', 123);

(d)

Program Plan Intro

EXCEPT/ MINUS set operator:

The MINUS set operator is used to combine the output of two or more than two queries and produce a result. The produced result contains the values (rows) that appear in the first table but not in the second table. The word “EXCEPT” can also be used in the place of “MINUS”.

Syntax: QUERY EXCEPT QUERY;

Consider two tables:

Table creation:

CREATE TABLE VENDOR(VEND_CODE INT PRIMARY KEY);

CREATE TABLE PRODUCT(PROD_CODE VARCHAR(5), VEND_CODE INT,FOREIGN KEY (VEND_CODE) REFERENCES VENDOR (VEND_CODE));

Inserting values:

INSERT INTO VENDOR VALUES(123);

INSERT INTO VENDOR VALUES(124);

INSERT INTO VENDOR VALUES(125);

INSERT INTO VENDOR VALUES(126);

INSERT INTO PRODUCT VALUES('ABC', 125);

INSERT INTO PRODUCT VALUES('DEF', 124);

INSERT INTO PRODUCT VALUES('GHI', 124);

INSERT INTO PRODUCT VALUES('JKL', 123);

Expert Solution & Answer

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Answer 5

Chapter 7, Problem 23RQ

(a)

Program Plan Intro

UNION set operator:

The UNION set operator is used to combine the output of two or more than two queries and produce a result. The produced result contains unique values.

Syntax: QUERY UNION QUERY;

Consider two tables:

Table creation:

CREATE TABLE VENDOR(VEND_CODE INT PRIMARY KEY);

CREATE TABLE PRODUCT(PROD_CODE VARCHAR(5), VEND_CODE INT,FOREIGN KEY (VEND_CODE) REFERENCES VENDOR (VEND_CODE));

Inserting values:

INSERT INTO VENDOR VALUES(123);

INSERT INTO VENDOR VALUES(124);

INSERT INTO VENDOR VALUES(125);

INSERT INTO VENDOR VALUES(126);

INSERT INTO PRODUCT VALUES('ABC', 125);

INSERT INTO PRODUCT VALUES('DEF', 124);

INSERT INTO PRODUCT VALUES('GHI', 124);

INSERT INTO PRODUCT VALUES('JKL', 123);

(b)

Program Plan Intro

UNION ALL set operator:

The UNION ALL set operator is used to combine the output of two or more than two queries and produce a result. The produced result contains duplicate values.

Syntax: QUERY UNION ALL QUERY;

Consider two tables:

Table creation:

CREATE TABLE VENDOR(VEND_CODE INT PRIMARY KEY);

CREATE TABLE PRODUCT(PROD_CODE VARCHAR(5), VEND_CODE INT,FOREIGN KEY (VEND_CODE) REFERENCES VENDOR (VEND_CODE));

Inserting values:

INSERT INTO VENDOR VALUES(123);

INSERT INTO VENDOR VALUES(124);

INSERT INTO VENDOR VALUES(125);

INSERT INTO VENDOR VALUES(126);

INSERT INTO PRODUCT VALUES('ABC', 125);

INSERT INTO PRODUCT VALUES('DEF', 124);

INSERT INTO PRODUCT VALUES('GHI', 124);

INSERT INTO PRODUCT VALUES('JKL', 123);

(c)

Program Plan Intro

INTERSECT set operator:

The INTERSECT set operator is used to combine the output of two or more than two queries and produce a result. The produced result contains the values (rows) that are common in both the tables.

Syntax: QUERY INTERSECT QUERY;

Consider two tables:

Table creation:

CREATE TABLE VENDOR(VEND_CODE INT PRIMARY KEY);

CREATE TABLE PRODUCT(PROD_CODE VARCHAR(5), VEND_CODE INT,FOREIGN KEY (VEND_CODE) REFERENCES VENDOR (VEND_CODE));

Inserting values:

INSERT INTO VENDOR VALUES(123);

INSERT INTO VENDOR VALUES(124);

INSERT INTO VENDOR VALUES(125);

INSERT INTO VENDOR VALUES(126);

INSERT INTO PRODUCT VALUES('ABC', 125);

INSERT INTO PRODUCT VALUES('DEF', 124);

INSERT INTO PRODUCT VALUES('GHI', 124);

INSERT INTO PRODUCT VALUES('JKL', 123);

(d)

Program Plan Intro

EXCEPT/ MINUS set operator:

The MINUS set operator is used to combine the output of two or more than two queries and produce a result. The produced result contains the values (rows) that appear in the first table but not in the second table. The word “EXCEPT” can also be used in the place of “MINUS”.

Syntax: QUERY EXCEPT QUERY;

Consider two tables:

Table creation:

CREATE TABLE VENDOR(VEND_CODE INT PRIMARY KEY);

CREATE TABLE PRODUCT(PROD_CODE VARCHAR(5), VEND_CODE INT,FOREIGN KEY (VEND_CODE) REFERENCES VENDOR (VEND_CODE));

Inserting values:

INSERT INTO VENDOR VALUES(123);

INSERT INTO VENDOR VALUES(124);

INSERT INTO VENDOR VALUES(125);

INSERT INTO VENDOR VALUES(126);

INSERT INTO PRODUCT VALUES('ABC', 125);

INSERT INTO PRODUCT VALUES('DEF', 124);

INSERT INTO PRODUCT VALUES('GHI', 124);

INSERT INTO PRODUCT VALUES('JKL', 123);

Answer 6

Chapter 7, Problem 23RQ

(a)

Program Plan Intro

UNION set operator:

The UNION set operator is used to combine the output of two or more than two queries and produce a result. The produced result contains unique values.

Syntax: QUERY UNION QUERY;

Consider two tables:

Table creation:

CREATE TABLE VENDOR(VEND_CODE INT PRIMARY KEY);

CREATE TABLE PRODUCT(PROD_CODE VARCHAR(5), VEND_CODE INT,FOREIGN KEY (VEND_CODE) REFERENCES VENDOR (VEND_CODE));

Inserting values:

INSERT INTO VENDOR VALUES(123);

INSERT INTO VENDOR VALUES(124);

INSERT INTO VENDOR VALUES(125);

INSERT INTO VENDOR VALUES(126);

INSERT INTO PRODUCT VALUES('ABC', 125);

INSERT INTO PRODUCT VALUES('DEF', 124);

INSERT INTO PRODUCT VALUES('GHI', 124);

INSERT INTO PRODUCT VALUES('JKL', 123);

Answer 7

Chapter 7, Problem 23RQ

(a)

Program Plan Intro

UNION set operator:

The UNION set operator is used to combine the output of two or more than two queries and produce a result. The produced result contains unique values.

Syntax: QUERY UNION QUERY;

Consider two tables:

Table creation:

CREATE TABLE VENDOR(VEND_CODE INT PRIMARY KEY);

CREATE TABLE PRODUCT(PROD_CODE VARCHAR(5), VEND_CODE INT,FOREIGN KEY (VEND_CODE) REFERENCES VENDOR (VEND_CODE));

Inserting values:

INSERT INTO VENDOR VALUES(123);

INSERT INTO VENDOR VALUES(124);

INSERT INTO VENDOR VALUES(125);

INSERT INTO VENDOR VALUES(126);

INSERT INTO PRODUCT VALUES('ABC', 125);

INSERT INTO PRODUCT VALUES('DEF', 124);

INSERT INTO PRODUCT VALUES('GHI', 124);

INSERT INTO PRODUCT VALUES('JKL', 123);

Answer 8

(b)

Program Plan Intro

UNION ALL set operator:

The UNION ALL set operator is used to combine the output of two or more than two queries and produce a result. The produced result contains duplicate values.

Syntax: QUERY UNION ALL QUERY;

Consider two tables:

Table creation:

CREATE TABLE VENDOR(VEND_CODE INT PRIMARY KEY);

CREATE TABLE PRODUCT(PROD_CODE VARCHAR(5), VEND_CODE INT,FOREIGN KEY (VEND_CODE) REFERENCES VENDOR (VEND_CODE));

Inserting values:

INSERT INTO VENDOR VALUES(123);

INSERT INTO VENDOR VALUES(124);

INSERT INTO VENDOR VALUES(125);

INSERT INTO VENDOR VALUES(126);

INSERT INTO PRODUCT VALUES('ABC', 125);

INSERT INTO PRODUCT VALUES('DEF', 124);

INSERT INTO PRODUCT VALUES('GHI', 124);

INSERT INTO PRODUCT VALUES('JKL', 123);

Answer 9

(b)

Program Plan Intro

UNION ALL set operator:

The UNION ALL set operator is used to combine the output of two or more than two queries and produce a result. The produced result contains duplicate values.

Syntax: QUERY UNION ALL QUERY;

Consider two tables:

Table creation:

CREATE TABLE VENDOR(VEND_CODE INT PRIMARY KEY);

CREATE TABLE PRODUCT(PROD_CODE VARCHAR(5), VEND_CODE INT,FOREIGN KEY (VEND_CODE) REFERENCES VENDOR (VEND_CODE));

Inserting values:

INSERT INTO VENDOR VALUES(123);

INSERT INTO VENDOR VALUES(124);

INSERT INTO VENDOR VALUES(125);

INSERT INTO VENDOR VALUES(126);

INSERT INTO PRODUCT VALUES('ABC', 125);

INSERT INTO PRODUCT VALUES('DEF', 124);

INSERT INTO PRODUCT VALUES('GHI', 124);

INSERT INTO PRODUCT VALUES('JKL', 123);

Answer 10

(c)

Program Plan Intro

INTERSECT set operator:

The INTERSECT set operator is used to combine the output of two or more than two queries and produce a result. The produced result contains the values (rows) that are common in both the tables.

Syntax: QUERY INTERSECT QUERY;

Consider two tables:

Table creation:

CREATE TABLE VENDOR(VEND_CODE INT PRIMARY KEY);

CREATE TABLE PRODUCT(PROD_CODE VARCHAR(5), VEND_CODE INT,FOREIGN KEY (VEND_CODE) REFERENCES VENDOR (VEND_CODE));

Inserting values:

INSERT INTO VENDOR VALUES(123);

INSERT INTO VENDOR VALUES(124);

INSERT INTO VENDOR VALUES(125);

INSERT INTO VENDOR VALUES(126);

INSERT INTO PRODUCT VALUES('ABC', 125);

INSERT INTO PRODUCT VALUES('DEF', 124);

INSERT INTO PRODUCT VALUES('GHI', 124);

INSERT INTO PRODUCT VALUES('JKL', 123);

Answer 11

(c)

Program Plan Intro

INTERSECT set operator:

The INTERSECT set operator is used to combine the output of two or more than two queries and produce a result. The produced result contains the values (rows) that are common in both the tables.

Syntax: QUERY INTERSECT QUERY;

Consider two tables:

Table creation:

CREATE TABLE VENDOR(VEND_CODE INT PRIMARY KEY);

CREATE TABLE PRODUCT(PROD_CODE VARCHAR(5), VEND_CODE INT,FOREIGN KEY (VEND_CODE) REFERENCES VENDOR (VEND_CODE));

Inserting values:

INSERT INTO VENDOR VALUES(123);

INSERT INTO VENDOR VALUES(124);

INSERT INTO VENDOR VALUES(125);

INSERT INTO VENDOR VALUES(126);

INSERT INTO PRODUCT VALUES('ABC', 125);

INSERT INTO PRODUCT VALUES('DEF', 124);

INSERT INTO PRODUCT VALUES('GHI', 124);

INSERT INTO PRODUCT VALUES('JKL', 123);

Answer 12

(d)

Program Plan Intro

EXCEPT/ MINUS set operator:

The MINUS set operator is used to combine the output of two or more than two queries and produce a result. The produced result contains the values (rows) that appear in the first table but not in the second table. The word “EXCEPT” can also be used in the place of “MINUS”.

Syntax: QUERY EXCEPT QUERY;

Consider two tables:

Table creation:

CREATE TABLE VENDOR(VEND_CODE INT PRIMARY KEY);

CREATE TABLE PRODUCT(PROD_CODE VARCHAR(5), VEND_CODE INT,FOREIGN KEY (VEND_CODE) REFERENCES VENDOR (VEND_CODE));

Inserting values:

INSERT INTO VENDOR VALUES(123);

INSERT INTO VENDOR VALUES(124);

INSERT INTO VENDOR VALUES(125);

INSERT INTO VENDOR VALUES(126);

INSERT INTO PRODUCT VALUES('ABC', 125);

INSERT INTO PRODUCT VALUES('DEF', 124);

INSERT INTO PRODUCT VALUES('GHI', 124);

INSERT INTO PRODUCT VALUES('JKL', 123);

Answer 13

(d)

Program Plan Intro

EXCEPT/ MINUS set operator:

The MINUS set operator is used to combine the output of two or more than two queries and produce a result. The produced result contains the values (rows) that appear in the first table but not in the second table. The word “EXCEPT” can also be used in the place of “MINUS”.

Syntax: QUERY EXCEPT QUERY;

Consider two tables:

Table creation:

CREATE TABLE VENDOR(VEND_CODE INT PRIMARY KEY);

CREATE TABLE PRODUCT(PROD_CODE VARCHAR(5), VEND_CODE INT,FOREIGN KEY (VEND_CODE) REFERENCES VENDOR (VEND_CODE));

Inserting values:

INSERT INTO VENDOR VALUES(123);

INSERT INTO VENDOR VALUES(124);

INSERT INTO VENDOR VALUES(125);

INSERT INTO VENDOR VALUES(126);

INSERT INTO PRODUCT VALUES('ABC', 125);

INSERT INTO PRODUCT VALUES('DEF', 124);

INSERT INTO PRODUCT VALUES('GHI', 124);

INSERT INTO PRODUCT VALUES('JKL', 123);

Answer 14

Expert Solution & Answer

Answer 15

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Answer 19

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Answer 20

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Answer 21

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Answer 25

Ch. 7 - Prob. 1RQ Ch. 7 - Explain why the following command would create an...Ch. 7 - What is a cross join? Give an example of its...Ch. 7 - What three join types are included in the outer...Ch. 7 - Using tables named T1 and T2, write a query...Ch. 7 - Prob. 6RQ Ch. 7 - Rewrite the following WHERE clause without the use...Ch. 7 - Explain the difference between an ORDER BY clause...Ch. 7 - Explain why the following two commands produce...Ch. 7 - What is the difference between the COUNT aggregate...

Solution Summary: The author describes the UNION set operator, which is used to combine the output of two or more queries and produce a result.

Chapter 7 Solutions