Definition
Dictionary code width
- Distinct values
- distinct values in the column
Worked examples, recomputed
Every number the mechanisms quote for this relationship is recomputed from it, so none of them disagrees with it.
Where it appears
Each mechanism states it in its own names. The general symbol each name stands for is shown with it.
- Storage: Physical Organization
What should sit next to what, given that I must decide at write time and find out at read time?