Use Just Lee Book Sale database:Which SQL would give you correct answer for below question?We would like to determine how many orders have been placed by each customer (Hint: Group By)SELECT customer#, COUNT(*)FROM orders;SELECT customer#, COUNT(*)FROM ordersGROUP BY customer#,order#3;SELECT customer#, COUNT(*)FROM ordersGROUP BY customer#3;SELECT customer#FROM ordersGROUP BY customer#;

Here have to determine correct option for sql statement.

Use Just Lee Book Sale database: Which SQL would give you correct answerfor below question? We would like to determine how many orders have been placed by each customer (Hint: Group SELECT customer#, COUNT(*) FROM orders; SELECT customer#, COUNT(*) FROM orders GROUP BY customer#,order#; SELECT customer#, COUNT(*) FROM orders GROUP BY customer#; SELECT customer# FROM orders GROUP BY customer#;

Use Just Lee Book Sale database: Which SQL would give you correct answerfor below question? We would like to determine how many orders have been placed by each customer (Hint: Group SELECT customer#, COUNT() FROM orders; SELECT customer#, COUNT() FROM orders GROUP BY customer#,order#; SELECT customer#, COUNT(*) FROM orders GROUP BY customer#; SELECT customer# FROM orders GROUP BY customer#;

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

Problem 1PE

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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.

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