Drop table - Study guides, Class notes & Summaries

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 An attribute that can be used to find the value of another attribute in the relation. Determinant Value can be used to find the value of every other non-key attribute in the table. Unique and minimal. Candidate Key Define & manage database structures DDL Adding, deleting, and modifying data - Manipulates data stored in a database...

PRE1 Questions with complete solution 2024 Data Management - Applications - D427 Create a data type with a positive value UNSIGNED Designating a foreign key in CREATE TABLE statement FOREIGN KEY (ColumnName) REFERENCES Tablename(ColumnName), Command to add a column to an existing table ALTER TABLE TableName ADD COLUMN ColumnName DATATYPE; SQL statement to create a view name Myview that contains X, Y, Z columns from the Maintable table. CREATE VIEW Myview AS SELECT X, ...

WGU D426 (v2) Revised 2024 The relationship that describes how one attribute's value can determine another's - ANSWER Functional Dependency An attribute determining the value of another attribute - ANSWER Determinant Unique and minimal attribute determining non-key attributes - ANSWER Candidate Key Defines and manages...

ATI PN FUNDAMENTALS PROCTORED EXAM 2022-2023 QUESTIONS AND ANSWERS | ALREADY GRADED A. ATI PN FUNDAMENTALS PROCTORED EXAM 1. The nurse is concerned about the skin integrity of the patient in the intraoperative phase of surgery. Which action will the nurse take to minimize skin breakdown? a. Encouraging the patient to bathe before surgery b. Securing attachments to the operating table with foam padding c. Periodically adjusting the patient during the surgical procedure d. Measuring the...

Snowflake Certification Exam Complete 200+ Q&A 2023 (100% correct). True or False: Data Storage is independent from compute? True or False: All virtual warehouses have access to all data? True or False: Al interactions with data are initialized through the services layer? True or False: Multi-Cluster Warehouses support high concurrency? True or False: Warehouses can be dynamically expanded to adjust to workloads? Which layer provides centralized services for the data wareh...

WGU D426 (New 2023/ 2023 Update) Data Management Foundations Exam|| Grade A Review with Questions and Verified Answers|100% Correct QUESTION What is a database system instance? Answer: A single executing copy of a database system. QUESTION What does CREATE DATABASE do? Answer: Creates a new database. QUESTION What does DROP DATABASE do? Answer: Deletes a database, including all tables. QUESTION What does USE DatabaseName do? A...

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 P...

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 An attribute that can be used to find the value of another attribute in the relation. Determinant Value can be used to find the value of every other non-key attribute in the table. Unique and minimal. Candidate Key Define & manage database structures DDL Adding, deleting, and modifying data - Manipula...

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SCTE BPI EXAM STUDY GUIDE QUESTIONS AND CORRECT ANSWERS (NEWEST VERSION) When routing drop Cable in an unfinished basement - Answer Attach the drop cable to the side of the floor joist and not to the bottom When routing drop cable through a finished basement - Answer Locate the exterior entry hole as close as possible to the customer premises equipment / devices When routing drop cable within an interior wall from an attic - Answer Lower the fish chain into the wall fish hole and h...