I’d like to use bar chart in my database(mysql & php)

[yuic.sk12345]

Hi I was referred to this forum by Mr.Adithya.

I try to write php code and sql.
Could you tell me about my question?
I am going to describe bar chart.
What do you think that then codes?

Forrowing sample database and code.

https://onl.la/WyfUm1P
https://onl.la/bqP7v5V

[yuic.sk12345]

Sir supporters.

Do you mind delete this my case?

I must reconsider this case.