PostgreSQL
https://speakerdeck.com/ester41/postgresql-11-monitoring
https://masahikosawada.github.io//2019/02/17/PostgreSQL-fsync-issue/
https://eh-career.com/engineerhub/entry/2017/09/05/110000
https://www.xplenty.com/jp/blog/postgresql-vs-mysql-which-one-is-better-for-your-use-case-ja/
https://www.graphile.org/postgraphile/postgresql-schema-design/
Postgres playground
WebAssembly実装
https://www.crunchydata.com/developers/tutorials
https://www.publickey1.jp/blog/22/webassemblypostgresqlwebpostgres_playgroundcrunchy_data.html
PostgreSQLの型
時刻系
timestamp
date
time
interval
https://www.postgresql.jp/document/9.4/html/datatype-datetime.html
nix
$ nix-shell -p postgresql
内部
https://www.postgresqlinternals.org/chapter1/
https://www.fujitsu.com/jp/products/software/resources/feature-stories/postgres/article-index/architecture-overview/?utm_source=pocket_saves