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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 | 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

Ayende @ Rahien | 30 Jun 2020 12:00

Using RavenDB NoSQL Document Database to Share Data with Edge Points You Can’t TrustSubscribe to this feed

Oren Eini writes "....In my previous post, I wrote about the case of a medical provider that has a cloud database to store its data, as well as a whole bunch of doctors making house calls. There is the need to have the doctors have (some) information on their machine as..."
Read more »  Using RavenDB NoSQL Document Database to Share Data with Edge Points You Can’t Trust

Ayende @ Rahien | 29 Jun 2020 12:00

Sharing data in a Byzantine systemSubscribe to this feed

Oren Eini writes "....RavenDB is typically deployed as a set of trusted servers. The network is considered to be hostile, which is why encrypt everything over the wire and using X509 certificates for mutual authentication, but once the connection is established, we trust..."
Read more »  Sharing data in a Byzantine system

Ayende @ Rahien | 25 Jun 2020 12:00

Recorded session: Modeling in non relational worldSubscribe to this feed

Oren Eini writes "....raMy session from the DotNet Iasi user group is up...."
Read more »  Recorded session: Modeling in non relational world

Ayende @ Rahien | 24 Jun 2020 12:00

Ask Ayende Anything webinarSubscribe to this feed

Oren Eini writes "....Next week I’m going to be doing a special edition of my webinar. Instead of me bringing the topic and talking about it, I want to answer your questions.I would love to get your questions. The theme is meant to be mostly about RavenDB but I’ll accept..."
Read more »  Ask Ayende Anything webinar

Ayende @ Rahien | 23 Jun 2020 12:00

Production post mortem: The opener of files and destroyer of peaceSubscribe to this feed

Oren Eini writes "....A customer opened a support call about a recurring problem that they had in their system. System.InvalidOperationException: Errno: 1224='The requested operation cannot be performed on a file with a user-mapped section open. ' (rc=0) - 'Failed to..."
Read more »  Production post mortem: The opener of files and destroyer of peace

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Oren Eini

Ayende Rahien

Israel