Database

Understanding Whether Your MongoDB Indexes Are Effective

06/09/17 One of the variables that can have a major impact on your MongoDB performance is the way you implement indexes. While it’s a good idea to use indexes in some form, you nee…

How to Tell if Your MongoDB Server Is Correctly Sized For Your Working Set

06/05/17 For MongoDB users, knowledge of working sets is critical. Understanding the interactions between your working set and physical memory can make a major difference in how yo…

Correlated Metrics in Monitoring

04/14/17 If you work with monitoring or monitoring tools much, you’ve probably seen the phrase “correlating” here and there. For example, monitoring vendors often say you can use t…

Common Pitfalls When Using database/sql in Go

03/23/17 We’re huge fans of the Go language and its database access library, database/sql. As you’ve probably seen firsthand, the surface area of database/sql is pretty small, but …

Shopify Eliminates High Latency Queries From Redis and MySQL

02/11/17 As intuitive and streamlined as ecommerce technology might seem from the user’s perspective, it involves so much data that engineering ingenuity and smart database managem…

JSON Support in PostgreSQL, MySQL, MongoDB, and SQL Server

02/10/17 If you’ve been watching the evolution of database technologies over the past few years, you’ve seen how quickly JSON has quickly cemented its position in major database se…

Etsy’s Use of Performance Testing in Development

02/02/17 In a recent case study, we profiled Etsy and learned about how a high-performance data platform helps keep Etsy’s global community engaged. In that study, Etsy’s engineeri…

Three Things That Differentiate Amazon Aurora From MySQL

01/27/17 It’s not always obvious what makes one database type distinct from another. What are the most significant ways Amazon Aurora is different from MySQL? Clear separators aren…

SQL Server Alerts: Best Practices

01/23/17 Over the last six and a half years, I’ve spent a great deal of my time here at SentryOne discussing SQL Server alerts with customers, evaluators, and coworkers. The purpos…

5 Tips for DBAs on Working Remotely

01/19/17 For many professionals who’ve never had the chance to try it, full-time remote work might seem like pure upside—even luxurious. On days when rush hour commutes, shared fri…

Solving MySQL Replication Lag With LOGICAL_CLOCK and Calibrated Delay

01/13/17 Preetam Jinka published a post on his personal blog examining how his engineering team had overcome a problem with MySQL replication by using a new parallelization policy …

The Virtues of a Code Slush

12/19/16 People tend to look for sturdy, expansive safety nets when facing risky situations. In database management, organizations turn to the sweeping strategy of code freezes dur…