Help Center/ Document Database Service/ User Guide (Ally Region)/ Introduction/ Instances/ DB Engines and Versions
Updated on 2026-01-12 GMT+08:00
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DB Engines and Versions

DDS is compatible with MongoDB 5.0 replica set, 4.4, 4.2, 4.0, and 3.4 Community Edition and supports the WiredTiger storage engine, so you need a driver compatible with MongoDB 3.0 or later to access DDS.

Table 1 Supported DB engines and versions

Compatibility

CPU Type

DB Instance Type

Storage Engine

5.0

x86
  • Replica set

RocksDB

4.4

x86
  • Cluster
  • Replica set

RocksDB

4.2

x86
  • Cluster
  • Replica set

RocksDB

4.0
  • x86
  • Kunpeng
  • Cluster
  • Replica set

WiredTiger

3.4
  • x86
  • Kunpeng
  • Cluster
  • Replica set

WiredTiger
Parent topic: Instances