Data Definition Language (DDL) Used to create the database schema (i.e, Create tables). • Data Manipulation Language (DM

[answerhappygod]

Data Definition Language Ddl Used To Create The Database Schema I E Create Tables Data Manipulation Language Dm 1 (72.46 KiB) Viewed 18 times

Question 2 (2 Points): Explain the concept
of physical data independence and its importance in database
systems. (do not cut and paste), and more than one
sentence answer.
Question 3 (2 Points): Describe (draw or
create tables using GOOD TABLE
LAYOUT format/style from slide 52 in ppt Old_Chapter1
in D2L) at least 4 tables that might be used to store information
in a Hardware Store system.
Question 4 (6 Points): List two
applications (other than social-networking) you have used that most
likely employed a database system to store data. For each
application, list:
PLESE IF YOU DON'T KNOW THE ANSWER PLEASE DON'T ANSWER IT
PLEASE
Data Definition Language (DDL) Used to create the database schema (i.e, Create tables). • Data Manipulation Language (DML) Used to express database queries and updates: Retrieval of information stored in the database Insertion of new information into the database ► Deletion of information from the database Modification of information stored in the database