--innodb-change-buffering

This is a command-line option for the mariadbd & mysqld commands (arg: Required).

In 10.5 ES, 10.5 CS, 10.4 ES, 10.4 CS, 10.3 ES, 10.3 CS:

Buffer changes to secondary indexes.. One of: none, inserts, deletes, changes, purges, all

In 10.2 ES, 10.2 CS:

Buffer changes to reduce random access: OFF, ON, inserting, deleting, changing, or purging.

See also: Options for mariadbd & mysqld in 10.5 ES, in 10.5 CS, in 10.4 ES, in 10.4 CS, in 10.3 ES, in 10.3 CS, in 10.2 ES, and in 10.2 CS