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WGU Question and answers already passed 2024 Section 2 An SQL ______ is a complete command composed of one or more clauses. A ______ groups SQL keywords like SELECT, FROM, and WHERE with table names like City, column names like Name, and conditions like Population > 100000 statement, clause ...

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  • September 1, 2024
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WGU - D427 Data Management -
Applications ZyBooks Labs 7 and 8
7.1 LAB - Alter Movie table


The Movie table has the following columns:


ID - positive integer


Title - variable-length string


Genre - variable-length string


RatingCode - variable-length string


Year - integer


Write ALTER statements to make the following modifications to the Movie
table:


1. Add a Producer column with VARCHAR data type (max 50 chars).


2. Remove the Genre column.


3. Change the Year column's name to ReleaseYear, and change the data type
to SMALLINT.

,ALTER TABLE Movie
ADD Producer VARCHAR(50);


ALTER TABLE Movie
DROP Genre;


ALTER TABLE Movie
CHANGE Year ReleaseYear SMALLINT;




7.2 LAB - Insert rows into Horse table


The Horse table has the following columns:
ID - integer, auto increment, primary key
RegisteredName - variable-length string
Breed - variable-length string, must be one of the following: Egyptian Arab,
Holsteiner, Quarter Horse, Paint, Saddlebred
Height - decimal number, must be between 10.0 and 20.0
BirthDate - date, must be on or after Jan 1, 2015


Insert the following data into the Horse table:
RegisteredName Breed Height
INSERT INTO Horse (RegisteredName, Breed, Height, BirthDate)
VALUES ('Babe', 'Quarter Horse', 15.3, '2015-02-10');

, INSERT INTO Horse (RegisteredName, Breed, Height, BirthDate)
VALUES ('Independence', 'Holsteiner', 16.0, '2017-03-13');


INSERT INTO Horse (RegisteredName, Breed, Height, BirthDate)
VALUES ('Ellie', 'Saddlebred', 15.0, '2016-12-22');


INSERT INTO Horse (Breed, Height, BirthDate)
VALUES ('Egyptian Arab', 14.9, '2019-10-12');




7.3 LAB - Update rows in Horse table


The Horse table has the following columns:
ID - integer, auto increment, primary key
RegisteredName - variable-length string
Breed - variable-length string, must be one of the following: Egyptian Arab,
Holsteiner, Quarter Horse, Paint, Saddlebred
Height - decimal number, must be ≥ 10.0 and ≤ 20.0
BirthDate - date, must be ≥ Jan 1, 2015


Make the following updates:
1.- Change the height to 15.6 for horse with ID 2.
2.- Change the registered name to Lady
UPDATE Horse
SET Height = 15.6
WHERE ID = 2;

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