# Schema: Polkadot SDK PRDoc Schema (prdoc) v1.0.0 # See doc at https://raw.githubusercontent.com/paritytech/polkadot-sdk/master/prdoc/schema_user.json title: Agile Coretime Base Relaychain Functionality doc: - audience: Runtime User description: | The relay chain is now capable of receiving assignments from the coretime chain and will schedule parachains and on-demand orders accordingly. Existing leases and system chains are preserved. They get a reserved coretime core via a migration. migrations: db: [] runtime: - reference: polkadot-runtime-parachains description: | Claim queue in scheduler now no longer contains Option values and assignments now contain information necessary to accomodate for coretime features. Also all existing parachains are converted to coretime assignments. crates: - name: polkadot-runtime-parachains