Mysql – SQL Join based on two different date columns
Given that I have these two following tables: level_table id level_date level 300 2021-05 C 300 2020-04 C 300 2019-08 C 300 2022-06 C 300 2019-02 C 300 2018-01 C 300 2023-05 C 300 2021-11 C 300 2021-09 C 300…