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… Read More »ORA-00904: Invalid Identifier in Oracle Databases
For a long time, talk of database supremacy circled around Oracle’s hold on mission-critical workloads. Then Microsoft stepped up with SQL Server, coaxing DBAs away… Read More »From .NET to Azure: How Did Microsoft Compete with Oracle Database Over the Years?
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… Read More »Achieve Database Optimization Without Abandoning Normalization
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.… Read More »Database Performance Tuning – the Sensible Way: Collaborative Strategies, Clear Metrics, and Tested Changes
Oracle database has many problems and often recurring ORA-01555 is one of them. It is known as the “snapshot too old” error, and occurs when… Read More »ORA-01555: How to Preserve Undo Data and Keep Queries Consistent
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… Read More »Performance Monitor 2024.4: What’s New
Your new encryption solution seemed like a security win at first. Your company’s data was protected, and everything seemed straightforward and simple.
ORA-06512 is often misunderstood as the primary cause of an Oracle error, when in reality it just pinpoints where an exception occurred in your PL/SQL… Read More »ORA-06512 Explained: Locating PL/SQL Errors the Right Way
The year is 2025, and the databases that once seemed so clever have gotten old and cranky. They’re no longer content with sitting there, quietly… Read More »Databases in 2025: New Architectures, Smarter AI, and Stronger Security
In 2014, one disgruntled employee wreaked havoc on his former employer. With the help of old login credentials, the worker was able to access the… Read More »What Is File Encryption, and How Secure Is It?
