HT' which is not functionally dependent on columns in GROUP BY clause; this is incompatible with sql_mode=only_full_group_by
=> mysql
SET SESSION sql_mode = 'STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION';
https://info-lab.tistory.com/274 [:: IT School :::티스토리]