Help Center/ Document Database Service/ Service Overview/ Instances/ DB Engines and Versions
Updated on 2026-08-17 GMT+08:00
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DB Engines and Versions

DDS supports versions 3.4, 4.0, 4.2, 4.4 and 5.0, and you need to use a driver compatible with MongoDB 3.0 or later to access DDS. You can select the DB engine and version you need based on your service requirements.

Table 1 Supported DB engines and versions

Compatibility

CPU Type

DB Instance Type

Storage Engine

5.0
  • x86
  • Kunpeng
  • Cluster
  • Replica set

RocksDB

4.4
  • x86
  • Kunpeng
  • Cluster
  • Replica set

RocksDB

4.2
  • x86
  • Kunpeng
  • Cluster
  • Replica set

RocksDB

4.0
  • x86
  • Kunpeng
  • Cluster
  • Replica set

WiredTiger

3.4
  • x86
  • Kunpeng
  • Cluster
  • Replica set

WiredTiger

In versions 4.0, 4.2, 4.4, and 5.0, the Kunpeng type is only available to OBT users. To use it, submit a service ticket.

For details about the compatibility between DDS and MongoDB Community Editions, see Versions.

Related Issues

  1. Does DDS Support Version Upgrade?
  2. Can a DDS Instance Type Be Changed?
Parent Topic: Instances