PostgreSQL Database Administration Certified Associate V15 SC-PSQLDA15

PostgreSQL Database Administration Certified Associate V15 SC-PSQLDA15

The PostgreSQL 15 Database Administration Certified Associate certification validates a range of skills and competencies specific to the PostgreSQL 15 version. Based on the provided syllabus, the specific skills validated include:

1. Basic Knowledge of PostgreSQL 15:
   • Understanding the fundamental features of PostgreSQL 15, including its robustness, security, ease of use, extensibility, performance, concurrency, and scalability.
   • Initial connection and configuration of the PostgreSQL 15 server.
   • Enabling access for network and remote users.
   • Using graphical administration tools and the psql query and scripting tool.
2. Exploring and Monitoring the Database:
   • Identifying and locating server files and logs in PostgreSQL 15.
   • Evaluating the server version and uptime.
   • Enumerating and assessing databases and their extensions on the PostgreSQL 15 server.
   • Quickly estimating the number of rows in a table using functions specific to PostgreSQL 15.
   • Understanding object dependencies within the database.
3. Installation and Configuration:
   • Installing modules from PGXN, manual packages, and source code specifically for PostgreSQL 15.
   • Using and managing installed extensions in PostgreSQL 15.
4. Server Control:
   • Starting and stopping the PostgreSQL 15 server safely and quickly.
   • Reloading configuration files and restarting the server efficiently.
   • Controlling connections and user sessions, including preventing new connections and restricting users to one session each.
   • Designing and managing multitenancy schemas using PostgreSQL 15 features.
   • Running multiple servers on one system and setting up a connection pool.
5. Database Administration:
   • Managing tablespaces, including adding and removing tablespaces, and optimizing tablespace-level tuning for PostgreSQL 15.
   • Moving objects between tablespaces and accessing objects in other PostgreSQL and foreign databases.
   • Creating and managing updatable views and materialized views specific to PostgreSQL 15.
6. Backup and Recovery:
   • Planning and executing logical and physical backups for PostgreSQL 15.
   • Implementing recovery strategies, including point-in-time recovery and recovery of dropped or damaged tables and databases.
   • Improving the performance of backup and recovery operations.
   • Using advanced tools like Barman for hot physical backups and recovery in PostgreSQL 15.

These skills ensure that the certification holder has a solid and practical understanding of PostgreSQL 15 database administration, including installation, configuration, monitoring, control, optimization, backup, and recovery of databases specific to PostgreSQL version 15. The certification also validates the ability to utilize the new capabilities and enhancements introduced in PostgreSQL 15, ensuring that administrators can leverage the latest features and improvements in their database management tasks.