# Welcome
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## Amazon DocumentDB (with MongoDB compatibility)
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Amazon DocumentDB is a fast, reliable, and fully managed database service. Amazon DocumentDB makes it easy to set up, operate, and scale MongoDB-compatible databases in the cloud. With Amazon DocumentDB, you can run the same application code and use the same drivers and tools that you use with MongoDB.

## Amazon DocumentDB Elastic Clusters
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Amazon DocumentDB elastic-clusters support workloads with millions of reads/writes per second and petabytes of storage capacity. Amazon DocumentDB elastic clusters also simplify how developers interact with Amazon DocumentDB elastic-clusters by eliminating the need to choose, manage or upgrade instances.

Amazon DocumentDB elastic-clusters were created to:
+ provide a solution for customers looking for a database that provides virtually limitless scale with rich query capabilities and MongoDB API compatibility.
+ give customers higher connection limits, and to reduce downtime from patching.
+ continue investing in a cloud-native, elastic, and class leading architecture for JSON workloads.