ORASOLU ARTICLES

Oracle Database Knowledge

Technical knowledge, technical solutions and lessons learned across Oracle Database, cloud, infrastructure, automation and related technologies.

LATEST

From the ORASOLU knowledge base

Articles based on real-world experience, technical investigations, migrations, troubleshooting and technical solutions.

Storage & Capacity·Oracle Database

A practical guide to checking Oracle tablespace usage, datafiles, autoextend, free space, and database storage capacity.

High Availability·Oracle Database

Key Oracle Data Guard checks for transport, redo apply, lag, archive gaps, standby redo logs, and overall standby database health.

Backup & Recovery·Oracle Database

How to use Oracle RMAN validation commands to check backup integrity and verify that database backups are usable for recovery.

Performance·Oracle Database

A technical guide to reading Oracle AWR reports, understanding DB Time, wait events, SQL statistics, and execution plan changes.

Performance·Oracle Database

Understanding Oracle wait events, wait classes, session waits, and how they help identify database performance problems.

Performance·Oracle Database

How to trace Oracle Database performance issues from DB Time and wait events to the sessions and SQL statements causing the workload.

GO DEEPER

Explore scripts, diagnostics and utilities that complement the technical articles and support real database and infrastructure work.