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…

SQL Server is an RDBMS (Relational database management system that was built by Microsoft to use with ANSI SQL. This is the standard SQL that SQL Server supports, although it uses its own version of the Structured Query Language known as T…

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…

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…

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…