What is Acumulo?

Apache Accumulo is a sorted, distributed key/value store that provides robust, scalable data storage and retrieval. It is built on top of Apache Hadoop and utilizes HDFS for storage. Accumulo's key features include cell-level security labels, tunable consistency, and a flexible data model. It is commonly used for applications requiring fine-grained access control, such as those found in government, defense, and intelligence sectors, as well as in other industries dealing with sensitive data.