5.4 PostgreSQL

6 entries match these filters

• 0198 Install PostgreSQL and connect with psql on Debian, Ubuntu and RHEL Install the PostgreSQL server from your distribution or the official PGDG repositories, start it, and open your first psql session as the… Beginner · How-to · Linux Article Install & connect 15 Oct 2026
• 0200 PostgreSQL roles, privileges and default privileges Create login and group roles, grant access to databases, schemas and tables, and use ALTER DEFAULT PRIVILEGES so tables created later get… Intermediate · How-to · Linux Article Roles & administration · Security & access 15 Oct 2026
• 0202 Back up and restore PostgreSQL with pg_dump, pg_restore and pg_dumpall Make logical backups of one database with pg_dump, of roles and the whole cluster with pg_dumpall, and restore them with pg_restore or… Beginner · How-to · Linux Article Backup & restore 15 Oct 2026
• 0205 Set up PostgreSQL streaming replication with a hot standby Step-by-step: prepare a primary, clone it with pg_basebackup, start a read-only standby that streams WAL, check it works, and understand promotion and… Advanced · How-to · Linux Article Replication & high availability 15 Oct 2026
• 0206 Nightly PostgreSQL backup script with pg_dump and rotation A bash script for cron that dumps cluster roles plus every database in custom format into a dated folder, checks each archive,… Intermediate · How-to · Linux Script Backup & restore 15 Oct 2026
• 0208 Check PostgreSQL replication lag with a monitoring script A bash check that detects whether it runs on a primary or a standby, measures replication lag in bytes and seconds, and… Advanced · How-to · Linux Script Replication & high availability 15 Oct 2026