The following table provides a cross-reference of the most recent CM4D versions and each database Schema.
| Version | Schema (CM4D-Site) | 
| v25.3 | 25c-25f | 
| v25.2 | 25b-25e | 
| v25.2 | 25b-25d | 
| v25.1 | 25b-25c | 
| v25.0 | 25a-25b | 
| v24.2 | 24c-24b | 
| v24.1 | 24b-24b | 
| v24.1 | 24a-24a | 
| v23.4.3 | 23a-23d | 
| v23.4.1 | 23a-23c | 
| v23.4.0 | 23a-23b | 
| v23.1.0 | 23a-23a | 
| v22.0* | 22a-22a | 
| v21.5.10 | 21a-21c | 
| v21.1 | 21a-21b | 
| v21.0 | 21a-21a | 
For upgrades from versions older than v21, see the topic Database Schema Archive.
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