Using a Data Base Engine Like Lm D B

In the real world, ne keys can be various sizes. And because the sizes vary, that means the number of items that you can fit per page also varies. So this is where, like a data base engine like lm d b, departs from what the text book tells you. Because the text books give you a very simplified version where ntheres ter, no variables. And in reality,. you need to accommodate no keys and records of varying sizes, y rel data.