php - How should the title table and points rule table be designed?

Question

For example, the first-level title ['Skilled Craftsman'] needs to reach the merit value XX
The second-level title ['Skilled Worker'] needs to reach the merit value XX
...
After the fifth level, every time you improve Level, requires 5 times the merit of the previous level [Rule Table]

How should the rule table and title table be designed?

滿天的星座 · Answer

Query method:

select *
from table a
where @功勋值 between a.min and a.max

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