Since Cassandra can access a partition in essentially constant time even with millions of users, the system can scale and remain fast as you add nodes and users. b. Back-end development applications. Cassandra will automatically repartition as machines are added and removed from the cluster. Since early 2010, it has been a top-level Apache project. The broad coverage of Cassandra enables the user to store any kind of data. Facebook engineers Avinash Lakshman, who had worked on Amazon's paper, and Prashant Malik combined ideas from both the Amazon and Google papers to create Cassandra. Cassandra won't be an optimal choice in the following cases: - Do Not Use if you are not storing volumes of data across racks of clusters. In this article, we want to highlight one of those core database technology choices â Netflixâs decision to use the Apache Cassandra database. A billion of people are using FACEBOOK. ... 0 Shares Twitter 0 Facebook 0 Google+ 0 LinkedIn 0 Email- â¦ Cassandra is being used by some of the biggest companies such as Facebook, Twitter, Cisco, Rackspace, ebay, Twitter, Netflix, and more. - Use if there is a requirement to integrate with Big Data, Hadoop, Hive, and Spark. Itâs Extremely Scalable. Twitter is still experimenting with its use of Cassandra, an open-source NoSQL database created by Facebook. You can read a description of the initial system here in section 6.1 Facebook Inbox Search: Facebook's Cassandra Paper. - Do Not Use if you have a strong â¦ - Use if there is a need for a distributed application. Cassandra. Facebook open-sourced it in 2008, and Cassandra became part of the Apache Incubator in 2009. Users are expressing themselves and interacting with their peer and friends through wall posts, uploading their photos, passing informationâs about events and other meaningful information and for that reason facebook needs a large scalable database. Users can also use Cassandra for back-end â¦ This data is stored in various nodes that Cassandra provides. Big Data, Latest B2B News, Technology September 18, 2015 September 21, 2015 Derek Handova. Row store means that like relational databases, Cassandra organizes data by rows and columns. Cassandra implements a Dynamo-style replication model with no single point of failure, but adds a more powerful âcolumn familyâ data model. Later Facebook released it as an opensource project on Google code and after a while, it was handed over to Apache foundation. Cassandra developed by two Facebook engin e ers to deal with search mechanism of Inbox. Cassandra is being used by many big names like Netflix, Apple, Weather channel, eBay and â¦ The Cassandra Query Language (CQL) is â¦ Cisco WebEx, InWorldz, Formspring, OpenX are some companies using Cassandra for storage. Cassandra was originally developed at Facebook for their inbox search feature. Itâs currently a key part of the Apache Software Foundation and can be â¦ Netflix is a very large production deployment of Cassandra, accounting for 2,500 nodes, 420 TB, and over one trillion requests per day. How Microsoft truly uses Spark and Cassandra for Big Data analytics.