PostgreSQL Database Administration Certified Associate V9 SC-PSQLDA9

PostgreSQL 9 Database Administration Certified Associate

Certification Code: SC-PSQLDA9

The PostgreSQL 9 Database Administration Certified Associate(SC-PSQLDA9) certification validates a broad range of skills and competencies specific to PostgreSQL version 9. Based on the provided syllabus, the validated skills include:

Basic Knowledge of PostgreSQL 9

• Understanding Core Features: Familiarity with PostgreSQL 9’s key capabilities, including robustness, security, ease of use, extensibility, performance, concurrency, and scalability.
• Initial Setup: Establishing the initial connection and configuring the PostgreSQL 9 server.
• Network Accessibility: Enabling access for network and remote users.
• Tool Usage: Utilizing graphical administration tools and the psql query and scripting interface.

Exploring and Monitoring the Database

• File and Log Management: Identifying and locating server files and logs in PostgreSQL 9.
• Server Status Evaluation: Checking the server version and uptime.
• Database Assessment: Listing and evaluating databases and extensions on the PostgreSQL 9 server.
• Row Estimation: Estimating table row counts using PostgreSQL 9-specific functions.
• Dependency Analysis: Understanding object dependencies within the database.

Installation and Configuration

• Module Installation: Installing modules from PGXN, manual packages, and source code specifically for PostgreSQL 9.
• Extension Management: Managing and using installed extensions.

Server Control

• Startup and Shutdown: Starting and stopping the PostgreSQL 9 server safely and efficiently.
• Configuration Reloads: Reloading configuration files and restarting the server.
• Session Management: Controlling connections and user sessions, including restricting users to one session or preventing new connections.
• Multitenancy Design: Designing and managing multitenancy schemas using PostgreSQL 9 features.
• Multiple Instances: Running multiple PostgreSQL 9 servers on a single system and setting up a connection pool.

Database Administration

• Tablespace Management: Adding and removing tablespaces, and performing tuning at the tablespace level.
• Object Relocation: Moving objects between tablespaces and accessing objects in other PostgreSQL or foreign databases.
• View Management: Creating and managing updatable views and materialized views specific to PostgreSQL 9.

Backup and Recovery

• Backup Planning: Executing logical and physical backups tailored for PostgreSQL 9.
• Recovery Strategies: Performing point-in-time recovery and restoring dropped or damaged tables and databases.
• Performance Optimization: Enhancing the efficiency of backup and recovery operations.
• Advanced Tools: Using tools like Barman for hot physical backups and recovery in PostgreSQL 9.

These validated competencies ensure that the certification holder possesses a strong, hands-on understanding of PostgreSQL 9 database administration. This includes skills in installation, configuration, monitoring, control, optimization, backup, and recovery, all tailored to the unique capabilities and structure of PostgreSQL version 9.