---
title: Percona Server for MongoDB 4.0 Feature Walkthrough
description: Percona Server for MongoDB is an enhanced, open source, and highly-scalable database that is a fully-compatible, drop-in replacement for MongoDB 4.0 Community Edition. It supports MongoDB 4.0 protocols and drivers.
image: https://learn.percona.com/hubfs/MongoDB-3.6-Community_1_0-1.jpg
---

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## Percona Server for MongoDB 4.0 Feature Walkthrough

Please watch Vinodh Krishnaswamy as he presents his talk, “Percona Server for MongoDB 4.0 Feature Walkthrough".

Percona Server for MongoDB is an enhanced, open source, and highly-scalable database that is a fully-compatible, drop-in replacement for MongoDB 4.0 Community Edition. It supports MongoDB 4.0 protocols and drivers.

Percona Server for MongoDB extends the functionality of the MongoDB 4.0 Community Edition by including the Percona Memory Engine storage engine, encrypted WiredTiger storage engine, audit logging, SASL authentication, hot backups, and enhanced query profiling. Percona Server for MongoDB requires no changes to MongoDB applications or code.

This release includes all features of MongoDB 4.0 Community Edition 4.0. Most notable among these are:

- Multi-Document ACID transactions  
- Type conversion through the new aggregation operators  
- Enhancements to the Change Streams support

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