Migration Artifacts

Each generated migration has executable SurrealQL and metadata used by future diffs and applies.

migration.surql

Forward migration statements.

DEFINE TABLE user SCHEMAFULL;
DEFINE FIELD email ON user TYPE string;
DEFINE INDEX user_email_unique ON user FIELDS email UNIQUE;

down.surql

Best-effort rollback statements generated for the same change set.

meta/*_snapshot.json

The normalized schema snapshot used as the baseline for the next migrate diff or migrate generate.

_journal.json and migration_lock.toml

Metadata and checksums used to detect changed migration files and determine what should be applied.