Tag: Consistency

Introduction To Jepsen Testing At Couchbase

Intro As most of you know, Couchbase is a database that provides users with a range of consistency and fault tolerance options to ensure that the state of their data meet certain criteria or guarantees. Users can specify varying levels...

/ August 9, 2019

Define Your Own Durability Requirements in Couchbase with the SDKs

As a Developer Advocate at Couchbase, I go to many events and interact with a great deal of developers. When talking about Couchbase, I get a lot of questions around the durability of data that is being created. For example,...

Concurrency Behavior: MongoDB vs. Couchbase

Multi-User Testing   David Glasser of Meteor wrote a blog on an MongoDB query missing matching documents issue he ran into.  It is straightforward to reproduce the issue on both MongoDB MMAPv1 and MongoDB WiredTiger engine. Here are his conclusions...

/ November 30, 2016

Distributed Databases and Replication Design

One of the most important elements of distributed database architecture is replication. In fact, it defines the database architecture. It determines whether or not the data is consistent / available. Master / Slave Writes are executed on master nodes, replicated...