SQL Database Administration Certified Professional

The SQL Database Administration Certified Professional certification validates advanced-level skills required to install, configure, secure, maintain, and optimize Microsoft SQL Server environments. It is intended for professionals responsible for the day-to-day operations and long-term health of SQL Server instances and databases.

1. SQL Server Installation and Configuration

• Installing and configuring SQL Server instances (standalone and clustered)
• Setting up and managing SQL Server services
• Managing SQL Server configuration using SQL Server Configuration Manager and system stored procedures
• Configuring server memory, CPU, storage, and max connections
• Installing service packs and cumulative updates

2. Database Maintenance and Monitoring

• Scheduling and managing regular maintenance tasks (index rebuilds, update statistics, DBCC CHECKDB)
• Monitoring database health using built-in tools like SQL Server Management Studio (SSMS), Activity Monitor, and Extended Events
• Implementing alerting and notifications with SQL Server Agent
• Managing logs and file growth (autogrowth settings, shrinking, and monitoring)

3. Backup and Recovery

• Designing and implementing backup strategies (full, differential, transaction log)
• Automating backups using SQL Server Agent jobs and maintenance plans
• Performing database restores using RESTORE DATABASE with point-in-time recovery
• Validating backup integrity and conducting recovery tests
• Understanding recovery models (Simple, Full, Bulk-Logged)

4. Security and Access Control

• Creating and managing logins, users, and roles
• Assigning permissions at server, database, and object levels using GRANT, REVOKE, DENY
• Implementing security best practices (least privilege principle, password policies)
• Using contained databases and auditing logins and user activity
• Implementing data encryption features: Transparent Data Encryption (TDE), Always Encrypted, and column-level encryption

5. Performance Tuning and Optimization

• Analyzing and optimizing slow-running queries using execution plans
• Using tools like Query Store, Dynamic Management Views (DMVs), and Extended Events
• Managing indexes: creation, rebuilds, usage analysis, fragmentation handling
• Optimizing memory and storage configuration
• Monitoring wait stats, CPU usage, and I/O bottlenecks

6. High Availability and Disaster Recovery (HADR)

• Understanding and implementing database mirroring, log shipping, failover clustering
• Configuring and maintaining Always On Availability Groups
• Implementing basic disaster recovery plans and documentation
• Testing and validating high availability solutions

7. Automation and Scripting

• Creating and managing SQL Server Agent jobs, schedules, and alerts
• Writing maintenance scripts using T-SQL and PowerShell
• Automating deployment, patching, and monitoring tasks
• Using sqlcmd and SSMS for script execution and configuration

8. System Metadata and Troubleshooting

Querying system views (sys.*, dm_*) for diagnostics and reporting

• Troubleshooting blocking, deadlocks, and connection issues
• Analyzing error logs and Windows Event Viewer
• Understanding tempdb behavior and contention issues