Alter table - Samenvattingen en Aantekeningen

WGU - D427 - DATA MANAGEMENT - APPLICATIONS - PRE-ASSESSMENT / REAL ACTUAL EXAM STUDY GUIDE | ACCURATE EXPERT VERIFIED FOR GUARANTEED PASS | LATEST UPDATE Terms in this set (66) San Francisco, CA 94110 USA How many attributes are present in the address fragment? - 1 - 2 - 3- 4 4 The Package table has the following columns: Weight—decimal Description—optional variable length string LastChangedDate—date TrackingNumber—integer Which column should be designated the primary ke...

WGU - D427 DATA MANAGEMENT - APPLICATIONS ZYBOOKS LABS 7 AND 8 / ACTUAL QUESTIONS AND ANSWERS (A+ GUIDE SOLUTION) Terms in this set (27) 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 - variablelength 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. ...

WGU D426 Final Exam Review (Latest 2024/ 2025 Update) Data Management Foundations | Questions and Verified Answers|100% Correct| Grade A Q: In SQL language, what sublanguage (creates, alters, and drops tables) defines the structure of the database? Answer: Data Definition Language (DDL) Q: In SQL language, what sublanguage retrieves data from the database? Answer: - Data Query Language (DQL) Q: In SQL language, what sublanguage manipulates (inserts, updates and delet...

WGU D426 V2 QUESTIONS AND ANSWERS WITH CERTIFIED SOLUTIONS The relationship (within the relation) that describes how the value of one attribute may be used to find the value of another attribute. Functional Dependency 3 MULTIPLE CHOICE OPTIONS An attribute that can be used to find the value of another attribute in the relation. Determinant 3 MULTIPLE CHOICE OPTIONS Value can be used to find the value of every other non-key attribute in the table. Unique and minimal. Candidate Key 3 MULTIPL...

The relationship (within the relation) that describes how the value of one attribute may be used to find the value of another attribute. Functional Dependency 3 MULTIPLE CHOICE OPTIONS An attribute that can be used to find the value of another attribute in the relation. Determinant 3 MULTIPLE CHOICE OPTIONS Value can be used to find the value of every other non-key attribute in the table. Unique and minimal. Candidate Key 3 MULTIPLE CHOICE OPTIONS Define & manage database structures DD...

The Member table will have the following columns: ID—positive integer FirstName—variable-length string with up to 100 characters, MiddleInitial—fixed-length string with 1 character, LastName—variable-length string with up to 100 characters, DateOfBirth—date, AnnualPledge—positive decimal value representing a cost of up to $999,999, with 2 digits for cents, Write a SQL statement to create the Member table. Do not add any additional constraints to any column beyond what is st...

CNIT 272 Final Exam Questions and Answers Rated A A Primary Key having the fewest number of attributes to make it unique is called. Minimization If the child entity requires the primary key of the parent entity for its unique identity, then you create ______. Identifying Relationship If each child record has a unique identifier of its own, then the relationship is know as a _______. Non-Identifying Relationship Entities that have no foreign keys in their pk. Independent Entity Entities that...

Test Bank for Lippincott Pharmacology Illustrated Reviews 8th Edition by Karen Whalen | All Chapters 1-48 | Complete Guide A+. Pharmacology Illustrated Reviews 8th Edition Whalen Test Bank TABLE OF CONTENT Chapter 1: Pharmacokinetics Chapter 2: Drug–Receptor Interactions and Pharmacodynamics Chapter 3: The Autonomic Nervous System Chapter 4: Cholinergic Agonists Chapter 5: Cholinergic Antagonists Chapter 6: Adrenergic Agonists Chapter 7: Adrenergic Antagonists Chapter 8: Drugs for Ne...

UTA INSY 3304 - Exam 2 - Chapter 7&9 Latest 2023 Graded A Data definition language DDL Data manipulation language DML CREAT SCHEMA AUTHORIZATION Creates a database schema CREATE TABLE Creates a new table in the user's databse schema NOT NULL Ensures that a column will not have null values UNIQUE Ensures that a column will not have duplicate values PRIMARY KEY Defines a primary key for a table FOREIGN KEY Defines a foreign key for a table DEFAULT Defines a default value for a column ( wh...

2024 AQA A-Level ECONOMICS 7136/1 Paper 1 Markets and Market Failure Verified Question paper and Marking Scheme Attached A-level ECONOMICS Paper 1 Markets and Market Failure Wednesday 15 May 2024 Materials For this paper you must have: • an AQA 12-page answer book • a calculator. Instructions Morning Time allowed: 2 hours • Use black ink or black ball-point pen. Pencil should only be used for drawing. • Write the information required on the front cover of yo...