Help Center> Distributed Cache Service> FAQs> Feature> Does DCS for Redis Support Multi-DB?
Updated on 2023-09-08 GMT+08:00

Does DCS for Redis Support Multi-DB?

DCS's support for multiple databases (multi-DB) is as follows:

  • Single-node, read/write splitting, and master/standby DCS Redis instances: Multi-DB is supported. By default, there are 256 databases, numbering 0–255. The default database is DB0. Multi-DB is used for data isolation. The size of each database is not evenly allocated. As a result, one database may fully occupy the memory of the instance.
  • Proxy Cluster: There is only one database by default.
  • Redis Cluster DCS instances: Multi-DB is not supported. There is only one database (DB0).

The number of databases cannot be changed, and the size of each database cannot be customized.

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