Apache Cassandra is an open-source, NoSQL database designed to store data for applications that require fast read and write performance. For example, you can use Cassandra to store user profile information for online video games, device metadata for internet of things (IoT) applications, or ...
Is Cassandra Free? Yes, Cassandra is free to use and licensed under the Apache License 2.0. Is Cassandra Popular? Yes. Cassandra is incredibly popular, used by thousands of companies around the world. On the project website, they have case studies from some of the largest logos in the worl...
Is Cassandra Free? Yes, Cassandra is free to use and licensed under the Apache License 2.0. Is Cassandra Popular? Yes. Cassandra is incredibly popular, used by thousands of companies around the world. On the project website, they have case studies from some of the largest logos in the worl...
3. What is Apache Cassandra? Apache Cassandra is a Opensource, Column-oriented & distributed database management system that can handle large quantities of data across multiple data centers and the cloud. Its ability to manage large volumes makes it especially useful for big businesses. As a resu...
distribution ofApache CassandraandStargatethat is ready forKubernetes. It is built on a foundation of rock-solid open-source projects covering both the transactional and operational aspects of Cassandra deployments. This project is distributed as a collection ofHelmcharts. Feel free to fork the repo ...
SeaweedFS Filer metadata store can be any well-known and proven data store, e.g., Redis, Cassandra, HBase, Mongodb, Elastic Search, MySql, Postgres, Sqlite, MemSql, TiDB, CockroachDB, Etcd, YDB etc, and is easy to customize. SeaweedFS Volume server also communicates directly with clients ...
One or more nodes are disconnected in the cluster. You see the following log traces in/var/log/vmware/loginsight/cassandra.log: Caused by: org.apache.cassandra.io.compress.CorruptBlockException: (/storage/core/loginsight/cidata/cassandra/data/machine_learning/spock_cluster_counts-adb55650547611edbb...
This section covers the potential risks customers might face when migrating their database to a cloud-based database service (DBaaS), particularly if it uses open-source software like Apache Cassandra, MariaDB, MySQL, Postgres, or Redis. We categorize these risks into five areas: s...
is also stored separately on disk. As opposed to traditional row-orientated storage, a wide-column store is optimal when querying data by columns, such as in recommendation engines, catalogs, fraud detection and event logging. Apache Cassandra and Apache HBase are examples of wide-column stores....
How Cassandra combines results from the active memtable and potentially multiple SSTables to satisfy a read.