20/02/2025

Database replication sounds simple enough: take data from one place and make sure it appears somewhere else, quickly and correctly. But anyone who’s spent time monitoring and troubleshooting replication knows it’s anything but straightforward. Networks fail, logs get backed up, and suddenly your secondary database is minutes (or hour) behind.

That’s why replication metrics matter.

• Blog
• Data Replicator
• Microsoft SQL
• Oracle
• PostgreSQL
• Uncategorized

13/02/2025

When you’re working with Oracle databases, some errors pop up so regularly that DBAs almost recite them in their sleep. ORA-00904: invalid identifier is certainly one of those classic offenders. On the face of it, ORA-00904 indicates you’ve referenced a column or other identifier that Oracle can’t locate or doesn’t consider valid. Straightforward enough—maybe there’s a simple typo, or a missing column in your table. But there are subtler corners of Oracle that can trigger the same error even when you think you’ve done everything right.

• Blog
• Oracle
• Performance Monitor

30/01/2025

High concurrency, scattered queries, unpredictable data growth—the usual suspects. When everything’s slow and your tables are bursting, you face a tough choice: enforce strict normalization for pristine data integrity or optimize aggressively to wring out every last drop of performance. Overly normalized schemas may lead to a maze of joins and hamper speed under heavy loads. Performance-driven shortcuts—like denormalizing key data—can bloat storage and complicate updates.  Balancing database optimization and normalization isn’t always straightforward, but it is possible. 

• Blog
• Performance Monitor

23/01/2025

Databases are either the invisible workhorse that keeps everything running smoothly or the ticking time bomb that wakes you at 3 a.m. with catastrophic slowdowns. There’s rarely a middle ground. Performance tuning makes all the difference—especially when you combine actual metrics, meaningful collaboration, and a dash of common sense. A few checks here and there can save hours of panic later on, and nothing beats a stable, responsive system for making you look like the hero of the IT team. 

Of course, it helps to have a reliable way to see what’s going on under the hood while performance tuning, keep everyone on the same page, and avoid applying fixes blindly. After all, a well-tuned database is happier, and so are the people who rely on it every day.

• Blog
• Microsoft SQL
• Oracle
• Performance Monitor
• PostgreSQL

09/01/2025

Managing database performance is rarely straightforward, and the demands only keep multiplying. In response, DBPLUS Performance Monitor 2024.4 introduces new features that help you see exactly how queries behave across different platforms, track CPU usage at a glance, refine how and when alerts reach you, and unify session data.

If you prefer a monitoring tool that shows critical insights with less hassle, the latest version deserves your attention.

• Blog
• Microsoft SQL
• Oracle
• Performance Monitor
• PostgreSQL