The query groups the DEPARTMENT_ID, based on PROF_NUM count's that are more than 1 MYSQL [jsohn6]> SELECT COUNT ( PROF_NUM) , DEPARTMENT_ID ->FROM COURSE ->GROUP BY DEPARTMENT_ID -> HAVING COUNT ( PROF_NUM) >1; COUNT (PROF_NUM) | DEPARTMENT_ID | 4 101 з | 103 2 rows in set (0.01 sec)

The query groups the DEPARTMENT_ID, based on PROF_NUM count's that are more than 1 MYSQL [jsohn6]> SELECT COUNT ( PROF_NUM) , DEPARTMENT_ID ->FROM COURSE ->GROUP BY DEPARTMENT_ID -> HAVING COUNT ( PROF_NUM) >1; COUNT (PROF_NUM) | DEPARTMENT_ID | 4 101 з | 103 2 rows in set (0.01 sec)

Programming with Microsoft Visual Basic 2017

8th Edition

ISBN:9781337102124

Author:Diane Zak

Publisher:Diane Zak

Chapter12: Database Queries With Sql

Section: Chapter Questions

Problem 2MQ2

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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

What is the "WHERE statment" in the query attached?

The query groups the DEPARTMENT_ID, based on PROF_NUM count's that are more than 1
MYSQL [jsohn6]> SELECT COUNT ( PROF_NUM) , DEPARTMENT_ID
->FROM COURSE
->GROUP BY DEPARTMENT_ID
-> HAVING COUNT ( PROF_NUM) >1;
COUNT (PROF_NUM) | DEPARTMENT_ID |
4
101
з |
103
2 rows in set (0.01 sec)

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