![]() More operators to access JSON features.JSONīoth Postgres and MySQL support JSON column. Postgres also supports logical replication via its Publish/Subscribe mode. Replication is logical replication using binlog. Replicationįor Postgres, the standard replication is physical replication using WAL. Postgres supports the additional Row Level Security (RLS) out of the box, while MySQL needs to createĮxtra views to emulate this behavior. Overall, Postgres provides a stronger transaction support: Database Features Object Hierarchyīoth databases provide ACID transaction. Unless your business reaches Uber-like scale, the sheer database performance is not a deciding factor.Ĭompanies like Instagram, Notion also able to herd The Part of PostgreSQL We Hate the Most.Why Uber Engineering Switched from Postgres to MySQL.Saying that, MySQL does have an edge over Postgres for extreme write-intensive workloads. ![]() On the other hand, regardless of which database you choose, if your query misses an index, it could be 10x ~ 1000x degradation. Performanceįor most workloads, the performance between Postgres and MySQL is comparable with at most 30% variations. It's recommended to proxy the connection via a connection pooler such as PgBouncer or pgcat. The other hand, the process model consumes more resources. ![]() Thus Postgres provides better isolation, e.g.Īn invalid memory access bug only crashes a single process instead of the entire database server. Per connection where each connection spawns a new thread. Postgres uses process per connection where each connection spawns a new process. Reason that MariaDB is forked from MySQL.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |