Which of the Following Best Describes the Primary Key

Primary keys hold the primary data in a DBMS. The function of a.

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The ALTER SEQUENCE statement can be used to.

. To provide decryption of data b. None of these are true. Its the first item that is entered into the database on a screen.

Section 16 Quiz. Its the password that needs to be entered to open the database. Its a field that uniquely identifies the record.

A A column or group of columns that identifies a unique row in a table B Keys of a different table other than the one in which they. Both The primary key of Stocks is a foreign key in Stock Exchanges. And The primary key of Stock Exchanges is a foreign key in Stocks are true.

Because the primary key is used for lookups and comparisons a short primary key means the database. To ensure that each row in the table is unique. The first record in a data file c.

Which of the following best describes the function of a primary key. A Allows linking two or. Allows linking two or more tables B.

A To ensure that each row in the table is unique B To create the relationship between two tables C To provide. Primary keys must contain unique values. BTo provide business information.

Examine the structures of the PRODUCTS and SUPPLIERS tables. It makes sorting quicker D. Choosing a primary key by replacing a natural key with a surrogate key is a method mostly used to reduce coupling between a database schema and external applications.

Which of the following best describes a primary key. Generate a range of numbers and optionally cycle through. It must be unique B.

Group of answer choices. Indicates the minimum multiplicities for an association C. A primary key is a field in a table which uniquely identifies each rowrecord in a database table.

Ask an expert Ask an expert done loading. Primary keys ensure we have a unique way of identifying records in a table. To uniquely identify each record in a file.

To uniquely identify each. An index must be created by a database administrator when a PRIMARY KEY constraint is created. Section 16 Quiz Database Programming With SQL.

Which of the following best describes the purpose of a primary key. Which of the following describes the primary key _____. A Describes the characteristics of the class B Allows two tables to be connected C Matches values of.

Which of the following best describes the function of a. Answer all questions in this section 1. A primary key column cannot have.

Group of answer choices. Answer all questions in this section 1. Which of the following best describes the primary key.

SQL - Primary Key. ATo support business processes across the organization. View the full answer.

33 Which of the following best describes the purpose of a primary key. Sequences can be used to. It helps in indexing of a large database C.

11Which of the following best describes the purpose of a primary key. Change the START WITH value of a. Choose three Mark for Review.

An index is created automatically when a PRIMARY KEY constraint is created. Answer all questions in this section 1. Another term for file name d.

Evaluate this SQL statement. Section 14 Quiz. Which of the following best describes the purpose of a primary key.

A primary key is an attribute that is required to exist in each table of a relational database and serves as the unique identifier for each record in a table. A foreign key is an attribute. Which of the following best describes the purpose of a primary key.

Primary keys are the fields that use the autonumber data type. PRODUCT_ID NUMBER NOT NULL. Which of the following best describes the purpose of a primary key.

This question hasnt been solved yet. Because the primary key is used for lookups and comparisons a short primary key means the database management system can process it more quickly than a long primary key. Its the encryption key that gets exchanged first with another party.

3 CORRECT Which of the following best describes the purpose of a primary key. All of the above View. Section 7 Quiz Oracle Database Programming with SQL.

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