Articles

Solving support issues in other people’s products

A user contacted us to tell us that RavenDB does not work in his environment. As you can imagine, we didn’t really like to hear that, so we looked deeper into the issue. The issue in question included the actual problem, which looked something like this: { "Url": "/auth/", "Type": "Raven.Client.Exceptions.Routing.RouteNotFoundException", "Message": "There is no […]

Building emergency pathways in your software (never to be used)

Preconditions, postconditions, and invariants, oh my! The old adage about Garbage In, Garbage Out is a really important aspect of our profession. If you try to do things that don’t make sense, the output will be nonsensical. On two occasions I have been asked, ‘Pray, Mr. Babbage, if you put into the machine wrong figures, […]
Playwaze Shows How to Quickly Release and Refine New Features

Playwaze Shows How to Quickly Release and Refine New Features

RavenDB’s multi-model approach and unique features provide Playwaze with agility, cost-savings, and performance when developing or optimizing new features in a complex site and app. See how an organization of 6 people have been able to create and refine a wealth of features with an impressive time to market.

Looking into Corax’s posting lists: Part I

One of the big changes in RavenDB is the new search engine, Corax. We want to replace Lucene with a purpose built search engine, capable of doing everything that we can do with Lucene, but far faster. In this post, I want to discuss a particular detail of the implementation. Managing the posting list. In […]

Fundamental knowledge

I’ve been calling myself a professional software developer for just over 20 years at this point. In the past few years, I have gotten into teaching university courses in the Computer Science curriculum. I have recently had the experience of supporting a non-techie as they went through a(n intense) coding bootcamp (aiming at full stack […]

Managing delays in distributed systems with RavenDB

A user came to us with an interesting scenario. They have a RavenDB cluster, which is running in a distributed manner. At some point, we have a user that creates a document inside of RavenDB as well as posts a message using SQS (Amazon queuing system) to be picked up by a separate process. The […]

RavenDB Index Cleanup feature

A database indexing strategy is a core part of achieving good performance. About 99.9% of all developers have a story where adding an index to a particular query cut the runtime from seconds or minutes to milliseconds. That percentage is 100% for DBAs, but the query was cut from hours or days to milliseconds. The appropriate […]

RavenDB PHP Client has been released

I recently talked about the beta release of the RavenDB PHP client a few months ago. I’m now really pleased to announce that we have just released the official RavenDB PHP client. Here is what this looks like: