Security is a crucial factor when it comes to databases. Improving it involves access control and in that regard, the database engines of each SQL Server performance edition only allow it from the main computer. This remains true at least …

Sometimes, database users have to add data to a table from other tables. There is more than one way to do this - and we will explore all of them in this blog. We will also look at how these affect performance during MySQL SQL performance t…

One of the best things to do every time you encounter a performance issue is to check your wait stats. These provide reliable information as they continuously track execution threads, and this information will help you locate the exact cau…

No database admin wants to answer phone calls from customers complaining about slow database performance. To improve Oracle database performance, take some time out for performance tuning. It helps you recognize the shortcomings and make s…

Preserving the performance of your database needs to be done properly. Otherwise, the entire organization suffers because of a slow database. Sometimes, all it takes is one poorly written statement to make database execution utilize an exc…

There are several SQL Server hosts containing numerous instances while a database management system operates. These instances consume resources - some of them significantly more than others - causing CPU issues. However, it can be difficul…

One question that consultants are frequently asked is whether it is better to focus on upgrading hardware or optimizing software. Here, we’ll analyze this question from the consultants’ point of view and understand why they suggest a hardw…

Intense database overload can have many reasons, one of which is a large number of cron job copies running at the same time. Naturally, an unusually large number of cron jobs will have an extreme effect on database performance. In case the…

In this blog, we’ll cover redundant and duplicate indexes, which are quite common in applications and affect database performance. An index is duplicated when there is more than one defined on a single column. Such indexes may have varying…

How many partitions can one have in MySQL? As a DBA, you may face this question sooner or later, either as a hypothetical one or as an interesting case in a real-world scenario. What if a client dealing with a huge MySQL data warehouse has…

Databases are rather intricate systems comprising many aspects. Here, we will talk about the part that interacts with storage hardware, i.e., the storage engine. This is one of those sections that have to deal with queries, updates, transa…