16/05/2024

Understanding why Oracle changes the execution plan for a query can save you a lot of time and headaches. Statistics, data distribution (even without updated statistics), schema changes, and much more — There are numerous factors behind the changes of the execution plan. Having a grasp on all of them helps maintain efficient and stable query performance.

• Blog
• Oracle

09/05/2024

From the basics of understanding SQL and its impact on databases, to the importance of maintaining clear Service Level Agreements and performance baselines, this article sheds light on critical areas often overlooked by newcomers.

• Blog
• Oracle

02/05/2024

Before getting into the technicalities of speeding up your database read queries, the first step is always to have a clear understanding of what exactly you need. This might sound straightforward, but inefficient queries often begin with uncertainty about the data requirements. Knowing exactly what information is necessary for your application or analysis not only helps in crafting precise queries but also prevents the database from retrieving extraneous information, which can significantly slow down performance.

• Blog
• Oracle
• Performance Monitor

25/04/2024

Too often when looking at the data we see just numbers – columns and rows that might seem meaningful on the surface but lack depth without proper context. Data observability changes this perspective. This approach is about understanding what the numbers really tell us about the health, accuracy, and vitality of our data systems.

Data observability isn’t just one thing – it’s an ability, or rather a way of monitoring your data’s health, accuracy, and overall usefulness. It’s what equips data teams with the essential tools they need in order to make sure that the data that’s driving business decisions is not only there but also high-quality, well-structured, and up-to-date. 

• Blog
• Performance Monitor

18/04/2024

Trying to gauge the workload of a database on any given day can pose quite a challenge. A straightforward question supported by basic Database Activity Monitoring might not yield an insightful answer if it’s stripped of context, cluttered with arbitrary numbers, and missing crucial details.

So, what’s the right way to address this query?

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