Practical explanations for certification learning

Learn how to check SAP HANA memory usage, identify the largest consumers, interpret alerts, and troubleshoot high memory consumption and out-of-memory errors safely.

Learn where SAP HANA trace files are stored, how to enable tracing safely, how to collect diagnosis files, and how to interpret traces without creating unnecessary system overhead.

Learn how to connect with the SAP HANA hdbsql command line tool, run SQL interactively or from scripts, use secure user store keys, and troubleshoot common errors.

Learn what SAP HANA delta merge is, how column-store tables use it, when merges occur, and how administrators can troubleshoot merge performance safely.

Learn the correct commands and operational sequence to start and stop SAP HANA on-premise, including HDB, sapcontrol, SAP HANA cockpit, and tenant database checks.

Learn how SAP HANA on-premise encryption protects data volumes, log volumes, and backups, including root-key backup practices and administration checks.

Learn how SAP HANA backup and recovery works, including data backups, log backups, recovery options, validation steps, and operational best practices.

Learn how SAP HANA log backups work, how to configure the backup interval, and how to troubleshoot a full log area before it affects database operations.

Learn how to check SAP HANA alerts, interpret alert priorities, investigate common causes, and build a practical troubleshooting workflow for administrators.

Learn how SAP HANA privileges, roles, users, and object ownership work together, with practical guidance for granting access safely and troubleshooting authorization errors.

Learn how SAP HANA database recovery works, how to plan point-in-time recovery, which steps to follow, and how to troubleshoot common recovery failures safely.