Oracle SQL Query

Many MySQL performance problems have similar solutions which make both tuning MySQL and troubleshooting a manageable task.

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 hardware upgrade instead of software or database query optimizatio…

Ask anyone involved in administering and handling relational databases about the most time-consuming tasks: the most common answer is likely to be coding and tuning SQL.

This blog lists six major SQL query mistakes that Database Administrators are advised to avoid when it comes to query handling in Oracle database and SQL.

Every so
often, you may have MySQL or another application take up excessive amounts of
memory on the operating system or the box. As a result, the OS may behave
abnormally - such anomalous behavior is often visible in the form of increased
memory utilization for cache and forcing swapping among applications. 

Like
everything else, indexes also come with a few shortcomings of their own.
However, this post will focus on query optimization while considering both
situations - those that contain table indexe...

It is imperative to maintain the speed and performance of your organization's database. Doing this is essential not only just for your clients but also to ensure the smooth functioning of your company's day-to-day tasks.

Large-scale data is highly vulnerable to change. Even the smallest of modifications can have the biggest repercussions in terms of performance.

You can determine whether statistics are stale in Oracle using two methods. The first is to make Oracle tell you if it considers the stats are stale.

Database administrators can never afford to ignore SQL database issues because the smallest ones can bring the biggest losses to the organization. At the same time, even a minor scope for change can prove to be a great opportunity for database query optimization.

The Query
Optimizer for SQL Server is designed to be cost-based. This means it assesses several
execution plans and estimates each one’s cost before picking the plan that
seems the most cost-effective.

Performance tuning is an essential part of database
management. It helps DBAs ensure the effective location and resolution of any
problems. The tools we will mention below will help you identify SQL...

Such tasks leave behind gaps among the information that remains in
the table and that is the true cause of table fragmentation. Moreover, the
database doesn’t immediately replace these spaces that non-insert DML commands
liberate.

Query optimization in SQL Server is one of the most discussed topics in database management. Find out why it is important and some useful tips for it here.

Query attributes have certain uses in a database, the most
familiar of which is the addition of metadata to statements. This metadata
offers context that helps users understand the purpose behind ge...

One of the most common reasons behind performance issues is query speed. This blog explains the causes and effects of the same in Oracle database and SQL.