December 2022
Beginner to intermediate
424 pages
7h 58m
English
As you saw in the previous chapters of this book, you can execute simple queries to obtain information. Still, there are other cases when the situation is complex and involves updating/inserting/deleting tables across the same database.
One of the essential features of the relational database is the possibility of having a mechanism that provides security and does not affect the quality of the information if something happens. These terms are known as consistency and integrity .
You may think this is not ...