mariadb partition

 1. good 

https://ithelp.ithome.com.tw/articles/10276752

2. other

https://dba.stackexchange.com/questions/219748/how-do-i-add-a-partition-to-an-existing-table-in-mariadb-mysql

https://ithelp.ithome.com.tw/articles/10231019

https://ithelp.ithome.com.tw/articles/10081041

https://docs.oracle.com/cd/E17952_01/mysql-5.7-en/partitioning-columns-range.html

https://medium.com/ricos-note/sql-server-%E5%96%84%E7%94%A8partition-table-1%E7%B0%A1%E4%BB%8B-4f7fabace89a

https://stackoverflow.com/questions/6093585/how-to-partition-a-table-by-datetime-column-