Amazon Announces the Open Preview of a Managed Apache Cassandra Service (MCS) on AWS


On the latest AWS re:Invent, Amazon introduced a brand new means of managing Cassandra databases on AWS. With Amazon Managed Apache Cassandra Service (MCS), the general public cloud vendor can supply Cassandra on to prospects as an alternative of by way of third-party distributors.

The managed service is extremely scalable, obtainable on the Apache Cassandra-compatible database, and is in open preview. It permits prospects to run Cassandra workloads within the AWS Cloud utilizing the identical Cassandra software code, Apache 2.0–licensed drivers, and instruments that they use. And there are open-source Cassandra drivers obtainable for Java, Python, Ruby, .NET, Node.js, PHP, C++, Perl, and Go. Furthermore, Amazon even contributes bug fixes for the Cassandra API libraries to the open-source Apache Cassandra undertaking.

MCS is serverless, as Danilo Poccia, evangelist at Amazon Net Companies, states in a weblog put up on the brand new service:

Amazon MCS is serverless, so that you pay for under the assets you employ, and the service mechanically scales tables up and down in response to software site visitors.

The scalability is feasible as a result of below the hood, Amazon built-in MCS with shared DynamoDB know-how – which additionally helps the manageability and efficiency. Moreover, knowledge within the MCS is encrypted at relaxation by default utilizing encryption keys, that are saved within the AWS Key Administration Service (KMS), and is built-in with the Identification and Entry Administration (IAM) in AWS to assist customers handle and entry desk knowledge.

Matt Asay mentioned in a latest AWS Open Supply weblog put up:

In launching Amazon Managed Apache Cassandra Service – a scalable, extremely obtainable, and managed Cassandra-compatible database service – we’re responding to buyer requests to ease the burden related to self-managing Cassandra, so as to concentrate on writing CQL (Cassandra Question Language) software code.

Supply: Amazon MCS Console (

Customers can handle Amazon MCS with the console, Cassandra Question Language (CQL), or current Apache 2.Zero licensed Cassandra drivers. By way of the console or CQL, they will create a so-called ‘keyspace’, a container for a number of tables.

Subsequent, as soon as the keyspace is offered, the person can add a number of tables with columns utilizing both the console or CQL. Moreover, customers can specify the first key, composed of a number of columns – the values within the column or columns decide which partition knowledge can be saved. Moreover, customers can decide to cluster columns, which defines the type order of information inside a partition.

USE bookstore;

(isbn textual content PRIMARY KEY,
title textual content,
creator textual content,
pages int,
year_of_publication int);

Moreover Amazon, Microsoft additionally provides Cassandra help by way of its NoSQL providing CosmosDB subsequent to 3rd social gathering distributors on Azure. With CosmosDB, builders can leverage the Azure CosmosDB Cassandra API to retailer knowledge in a column-family mannequin for purposes written for Apache Cassandra. By utilizing current Apache drivers compliant with CQLv4, an current Cassandra software can talk with the Azure Cosmos DB Cassandra API, and work together with knowledge saved in Azure Cosmos DB. 

MCS is offered at the moment in open preview in US East (N. Virginia), US East (Ohio), Europe (Stockholm), Asia Pacific (Singapore), Asia Pacific (Tokyo) and a part of the AWS Free Tier. Potential customers can strive the service out for 3 months with providing 30 million write request items, 30 million learn request items, and 1 GB of storage every month. Moreover, Amazon will at common availability of MCS supply the choice to make use of provisioned throughput for extra predictable workloads.

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