What to see about database design?

Question

Database design

Tell me what to see about database design. In order not to get right into the very depths, but to have a general concept of design.

Answer 1

Well, for example, look at this

Answer 2

In fact, just common sense is usually enough, read about normal forms just to know what they are and how they look )) about indexes, table relations, keys and transactions,
everything seems to be ─ in the sense of the basics, for not very loaded projects