Quèstion 15See the following tableCREATE TABLE product (product_id NUMBER(3),product_name VARCHAR(30) NOT NULL,price NUMBER (3,2) CHECK (price > 0),quantity NUMBER(3));How many rows does the following statement return?SELECT *FROM productWHERE product_id = 1023;О а. 1O b. The statement returns an error.O. 0 or manyd. 0 or 1

Answered: Image /qna-images/answer/3f74f3d0-ef12-4e2b-99d6-6a6f91b2a27a.jpg

Answered: See the following table CREATE TABLE…

See the following table CREATE TABLE product ( product_id NUMBER(3), product_name VARCHAR(30) NOT NULL, price NUMBER (3,2) CHECK (price > 0), quantity NUMBER(3)

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

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Single Table

In a database management system, a single table is designed to obtain data of heterogeneous items. A single-table design with DynamoDB resolves the issue of raising multiple requests for the relevant data of an entity.

Question

Quèstion 15
See the following table
CREATE TABLE product (
product_id NUMBER(3),
product_name VARCHAR(30) NOT NULL,
price NUMBER (3,2) CHECK (price > 0),
quantity NUMBER(3)
);
How many rows does the following statement return?
SELECT *
FROM product
WHERE product_id = 1023;
О а. 1
O b. The statement returns an error.
O. 0 or many
d. 0 or 1

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