WGU D427 DATA MANAGEMENT APPLICATIONS LAB 7 & 8 EXAM |COMPLETE
QUESTIONS WITH EXPERT SOLUTIONS | 2026 LATEST UPDATED | GET A+
1. 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;
2. 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');
3. 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 e 20.0d BirthDate - date, must be Jan 1,
2015e
, 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;
UPDATE Horse
SET RegisteredName = 'Lady Luck',
BirthDate = '2015-05-01'
WHERE ID = 4;
UPDATE Horse
SET Breed = NULL
WHERE BirthDate >= '2016-12-22';
4. 7.4 LAB - Delete rows from Horse table
The Horse table has the following columns:
ID - integer, auto increment, primary key
RegisteredName - variable-length string
Breed - variable-length string
Height - decimal number BirthDate - date
Delete the following rows:
1.- Horse with ID 5.
2.- All horses with breed Holsteiner or Paint.
3.- All horses born before March 13, 2013.: DELETE FROM Horse
QUESTIONS WITH EXPERT SOLUTIONS | 2026 LATEST UPDATED | GET A+
1. 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;
2. 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');
3. 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 e 20.0d BirthDate - date, must be Jan 1,
2015e
, 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;
UPDATE Horse
SET RegisteredName = 'Lady Luck',
BirthDate = '2015-05-01'
WHERE ID = 4;
UPDATE Horse
SET Breed = NULL
WHERE BirthDate >= '2016-12-22';
4. 7.4 LAB - Delete rows from Horse table
The Horse table has the following columns:
ID - integer, auto increment, primary key
RegisteredName - variable-length string
Breed - variable-length string
Height - decimal number BirthDate - date
Delete the following rows:
1.- Horse with ID 5.
2.- All horses with breed Holsteiner or Paint.
3.- All horses born before March 13, 2013.: DELETE FROM Horse
