фан факт:
Из-за
MVCCMVCC в базах данных есть свой аналог
GC 🤔 (вроде autovacuum в postgres)
Интересная цитата:
> MVCC introduces the challenge of how to remove versions that become obsolete and will never be read. This is often a stop-the-world process that traverses a whole table and rewrites it with the last version of each data item. PostgreSQL adopts this approach with its VACUUM processremove versions that become obsolete and
will never be read. This is often a
stop-the-world process that traverses a whole table and rewrites it with the last version of each data item.
PostgreSQL adopts this approach with its VACUUM process