Grafana biaxial graph with your hands

![ Insert picture description here ](https://img-blog.csdnimg.cn/dbf5ffd46b7f42ada69b123a9e406668.png

select   STR_TO_DATE( time2 ,'%Y-%m-%d') as time 
        ,orderpay as  This month, 
from test_bi.orderpaytable

select   STR_TO_DATE( time2 ,'%Y-%m-%d') as time 
        ,month_rate as  Link ratio 
from test_bi.orderpaytable

perhaps ：

select   STR_TO_DATE( time2 ,'%Y-%m-%d') as time 
        ,orderpay as  This month, 
        ,month_rate as  Link ratio 
from test_bi.orderpaytable