At Yelp we leverage Cassandra to fulfill a diverse workload that seems to combine every consistency and availability tradeoff imaginable. It is a fantastically versatile datastore, and a great complement for our developers to our MySQL and Elasticsearch offerings. However, our infrastructu ...
This post is about using Apache Cassandra for analytics. Think time series, IoT, data warehousing, writing, and querying large swaths of data—not so much transactions or shopping carts. Users thinking of Cassandra as an event store and source/sink for machine learning / modeling / classi ...
At Threat Stack our engineering and operations teams have embraced the concept of the polyglot data platform, recognizing that no one solution can provide for all of our needs. Those needs include rapid scaling, ideally linearly, to support growing customer demand and the elastic workloads ...
MongoDB is a high-performance, scalable database designed for a broad array of modern applications. It is used by organizations of all sizes to power on-line, operational applications where low latency, high throughput, and continuous availability are critical requirements of the system. ...
In the ever-evolving world of enterprise IT, choice is generally considered a good thing – albeit having too many choices can create confusion and uncertainty. For those application owners, database administrators and IT directors who pine for the good old days when one could count the n ...
Being a developer in today’s technology landscape is tricky. While the proliferation of different cloud services makes it faster and simpler than ever to turn ideas into reality, this rapid development comes at a price. Developer responsibilities have grown to include not only product/fe ...
Cassandra moves up to rank #7 in the DB-Engines Ranking, overtaking Microsoft Access. Part of its success lies in the fact that it is different. To many database enthusiasts, becoming more popular than Microsoft Access might not sound like a good enough reason to crack open the Champaig ...
Non functional testing ensures that a system/application meets the specified performance requirements. In non functional software testing, by performance we do not only mean response time, but several other factors such as security, scalability and usability of the application as well. ...
Are you considering Cassandra or MongoDB as the data store for your next project? Would you like to compare the two databases? Cassandra and MongoDB are both “NoSQL” databases, but the reality is that they are very different . They have very different strengths and value propositio ...
CAP and ACID share a common vocabulary: Atomic, Consistent, and so on. But there is a catch: the words are the same but they mean totally different things. CAP comes from the distributed systems theory, while ACID belongs to database systems one.The Distributed Databases use both CAP and ...