# dfe-schemas documentation

> How the DFE schemas are defined, applied and kept compatible across ClickHouse platforms.

- [Architecture](https://github.com/hyperi-io/dfe-schemas/blob/704e7dcecadd8721730be10a6bf764468a315474/docs/architecture.md)
- [ClickHouse platforms: one probe, one DDL](/v/2.2.2/dfe-schemas/clickhouse-platform.md)
- [Compatibility profiles](/v/2.2.2/dfe-schemas/compat-profiles.md)
- [The apply manifest (`manifest.yaml`)](/v/2.2.2/dfe-schemas/manifest.md)
- [Meta Schema System](/v/2.2.2/dfe-schemas/meta-schema.md)
- [Table definitions (`tables/`)](/v/2.2.2/dfe-schemas/tables.md)