Normalisation of data is key, but don’t overdo it! I’ve seen folks split tables into oblivion and then spend hours joining them back.
A good rule of thumb: normalise until it feels clean, but stop when queries become a nightmare.
For performance, denormalise *just* the hot paths—like frequently accessed reports.
Check out Database Design for Mere Mortals—super practical book!
A good rule of thumb: normalise until it feels clean, but stop when queries become a nightmare.
For performance, denormalise *just* the hot paths—like frequently accessed reports.
Check out Database Design for Mere Mortals—super practical book!