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ma•ven (mā'vən)

n.  A person who has special knowledge or experience;
an expert.

dev•ma•ven
('dev-mā'vən)

n.  An expert developer with great influence.

Oren Eini

Oren Eini is a senior developer / architect, focusing on architecture, data access and best practices. Most often, he is working on building complex business systems using .Net 2.0, NHibernate and Castle's Frameworks, providing training and guidance for the use of Object Relational Mapping, Inversion of Control, Domain Driven Design and other exciting topics. Oren is an active member in several leading Open Source projects, including (but not limited :-) ) NHibernate, Castle and Rhino Mocks.

Ayende @ Rahien | 05 Aug 2020 12:00

What is default(object) used for?Subscribe to this feed

Oren Eini writes "....I was asked what the meaning of default(object) is in the following piece of code:The code is something that you’ll see a lot in RavenDB indexes, but I understand why it is a strange construct. The default(object) is a way to null. This is asking..."
Read more »  What is default(object) used for?

Ayende @ Rahien | 27 Jul 2020 12:00

Processing large aggregations in RavenDBSubscribe to this feed

Oren Eini writes "....One of the distinguishing feature of RavenDB is its ability to process large aggregations very quickly. You can ask questions on very large data sets and get the results in milliseconds. This is interesting, because RavenDB isn’t an OLAP database..."
Read more »  Processing large aggregations in RavenDB

Ayende @ Rahien | 24 Jul 2020 11:33

RavenDB 5.0 has been released!Subscribe to this feed

Oren Eini writes "....RavenDB 5.0 has been released and is now available for download and on the cloud. There are many new changes in this version, but the highlights are: Time Series support – allow to store time series data and run queries on time series of any..."
Read more »  RavenDB 5.0 has been released!

Ayende @ Rahien | 21 Jul 2020 13:00

An update on the release status of RavenDB 5.0Subscribe to this feed

Oren Eini writes "....RavenDB 5.0 is scheduled to release this week. It was supposed to be released a week or so ago, but we have a phase in the release which I guess should be called “release the monkeys”. In that phase, we basically have gather around the servers and..."
Read more »  An update on the release status of RavenDB 5.0

Ayende @ Rahien | 17 Jul 2020 12:00

Checking homework and the 10x programmerSubscribe to this feed

Oren Eini writes "....I’m teaching a cloud course and I gave the students a task to do. I also now have to go through about fifty projects and evaluate them. I might not have thought this one through .What is interesting is the approaches that I’m seeing to solve the..."
Read more »  Checking homework and the 10x programmer

Ayende @ Rahien | 10 Jul 2020 05:46

Webinar recording: Multi tenancy with RavenDBSubscribe to this feed

Oren Eini writes "....The recording is now available…..."
Read more »  Webinar recording: Multi tenancy with RavenDB

Ayende @ Rahien | 09 Jul 2020 12:00

Writing production systems the wrong way, on purposeSubscribe to this feed

Oren Eini writes "....It should come as no surprise that our entire internal infrastructure is running on RavenDB. I wholly believe in the concept of dog fooding and it has serve us very well over the years.I was speaking to a colleague just now and it occurred to me..."
Read more »  Writing production systems the wrong way, on purpose

Ayende @ Rahien | 03 Jul 2020 12:00

ANN: Cosmos DB Profiler 1.0 ReleaseSubscribe to this feed

Oren Eini writes "....We have released version 1.0 of the Cosmos DB Profiler. You can now use it from inside Azure Function and profiler production systems remotely. I have wrote an article about the uses of the profiler and the benefits it brings. And here is the 30..."
Read more »  ANN: Cosmos DB Profiler 1.0 Release

Ayende @ Rahien | 02 Jul 2020 12:00

Webinar recording: Practical indexing with RavenDBSubscribe to this feed

Oren Eini writes "....The recording is now available here:..."
Read more »  Webinar recording: Practical indexing with RavenDB

Ayende @ Rahien | 01 Jul 2020 12:00

Feature Rejection: sending an email alert from RavenDBSubscribe to this feed

Oren Eini writes "....We got a feature request that we don’t intend to implement, but I thought the reasoning is interesting enough for a blog post. The feature request:If there is a critical error or major issue with the current state of the database, for instance when..."
Read more »  Feature Rejection: sending an email alert from RavenDB

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Oren Eini

Ayende Rahien

Israel