（1）The data layer for hyperscale, resilient and globally available applications—based on open-source Apache CouchDB
（2）Overview
Cloudant? is a fully managed NoSQL database service that offers scalability capabilities to for developers and businesses. It allows users to effortlessly handle large volumes of data and high traffic loads with minimal maintenance. Built on CouchDB technology with compatible API and replication protocols, Cloudant supports flexible, schema-free JSON document storage, which is ideal for applications that require rapid, iterative development and dynamic data structures. It’s high availability and automated failover ensure 99.99% SLA reliability and minimal downtime. Cloudant also integrates seamlessly with other Cloud services, providing a cohesive ecosystem for developing and managing modern applications.
（3）Use cases
1、Serverless web app and API
Create a serverless web application in Cloud Object Storage by hosting static website content and implementing the application back end using Cloud Code Engine and Cloudant as a JSON document database.
2、Mobile app with serverless
In this tutorial, you'll learn how to use Cloud Functions along with cognitive and data services to build a serverless back end for a mobile app.
3、Find anomalies in IoT data
This tutorial shows how to set up an IoT device and gather data in the Watson IoT? Platform. Create visualizations and use advanced ML services to analyze historical data and detect anomalies.
4、Open hybrid multicloud
Pair the API and powerful replication protocol of Cloudant with Apache CouchDB in a hybrid cloud environment.
