Module executor 

Migration plan entry points: locking, checkpoint resume orchestration, history recording, and rollback.

Step-level execution lives in [plan_runner]; row-level step application lives in [data_apply].

Structs

ExecuteOptions

Optional collaborators for execute_migration_plan_with_options.

Traits

SchemaWriteFence

Write fence held across schema-modifying steps of a migration.

Functions

execute_migration_plan

execute_migration_plan_with_options

rollback_migration

rollback_migration_with_options

Rollback reusing ExecuteOptions: event subscriptions, progress, config (including backup_dir and checkpoint_dir) and skip_chain_check flow into the generated rollback plan; the backup restore branch dispatches RolledBack on success and Failed on error.