The database must be carefully planned to allow useful data manipulation and report generation.

True

False

True.

Explanation:

When creating a database it should be carefully planned so that we can easily do data manipulation and report generation if not designed carefully these processes will become difficult.

Some mistakes in the creation of database.

No Normalization. Not treating the data model as a breathing or living organism. Not choosing primary keys carefully. No or little use of foreign Keys and check constrains.