What Is a Storage Array? Data Server and Disk Architecture
A storage array, also called a disk array, is a data storage system for block-based storage, file-based storage, or object storage. Rather than store data on a server, storage arrays use multiple drives in a collection capable of storing a huge amount of data, managed by a central management system. The performance of storage arrays … Read more What Is a Storage Array? Data Server and Disk Architecture
The Top 4 Data Technology Trends in 2019 Every Data Professional Should Know
Continuous learning is essential to keeping up with new and changing technologies that will impact all businesses and data professionals’ jobs in the coming years. During our free webinar, The Top 4 Data Technology Trends Every DBA Should Know About in 2019, I was part of a panel of data technology experts, including dbatools.io Creator Chrissy … Read more The Top 4 Data Technology Trends in 2019 Every Data Professional Should Know
First Look at SQL Operations Studio
Since the release of SQL Server® 2017 on Linux®, DBAs have been waiting for a native release of SQL Server Management Studio (SSMS) on Linux. At this point, Microsoft has stated that they have no plans for a native Linux version of SSMS. However, they have just released a preview version of SQL Operations Studio, … Read more First Look at SQL Operations Studio
Maximizing Database Performance – MySQL Tuning Best Practices
With the added complexity of growing data volumes and ever changing workloads, database performance tuning is now necessary to maximize resource utilizations and system performance. However, performance tuning is often easier said than done. Let’s face it, tuning is difficult for a number of reasons. For one thing, it requires a significant amount of expertise … Read more Maximizing Database Performance – MySQL Tuning Best Practices
How SQL Server DMVs Can Be a Savior in SQL Azure, Too
Be it SQL Server or the improved version of SQL Server on the cloud called as SQL Azure, when it comes to monitoring, there is nothing as powerful as DMVs (Dynamic Management Views). For a primer, Dynamic Management Views (DMVs) are a set of virtual views which expose the internal states of SQL Server deployment. … Read more How SQL Server DMVs Can Be a Savior in SQL Azure, Too
Must-know Tips and Tools for Oracle Virtualization
These days, even business-critical applications are being virtualized, and with the increasing costs and complexity of data environments, it’s not surprising. Some estimate that large organizations are as much as 70% virtualized already, with no plans to go back to physical servers. Virtualization, however, introduces new challenges for the Oracle DBA, including getting visibility to … Read more Must-know Tips and Tools for Oracle Virtualization
TDD: A Blueprint for Choosing Metrics
Test Driven Development (TDD) is not only a discipline we like to write about, we practice it ourselves every day. This is a blog post we shared with our friends over at Rainforest QA. Because we know you can’t enough of a good thing, we’re re-posting it here. Enjoy! Librato is a prolific engineering shop. … Read more TDD: A Blueprint for Choosing Metrics
SQL Server Performance Tuning Tips
Query tuning is often the fastest way to accelerate SQL Server performance. Most often system-level server performance (memory, processors, and so on) improvement measures are ineffective and expensive. Expert developers believe most performance issues can be traced to poorly written queries & inefficient indexing, not hardware constraints. In fact, some performance issues can only be … Read more SQL Server Performance Tuning Tips
SQL and Database Performance Tuning Guide and Checklist: Expert Tips
A Database Administrator (DBA) is like a racecar technician. Building and optimizing a high-performance vehicle requires minuscule fine-tuning and attention to detail. A tweak here and an adjustment there could shave just a fraction of a second from your lap time. Of course, that fraction of a second could determine whether you win or lose … Read more SQL and Database Performance Tuning Guide and Checklist: Expert Tips
Does Your Database Have Trust Issues?
You probably know someone with trust issues, but do you know if your database has trust issues? In other words, does your database have Check Constraints and Foreign Keys that are not trusted? If so, it’s important to realize that SQL Server may not be able to use them for query plans and optimization, which … Read more Does Your Database Have Trust Issues?