Repodb.Repo.Make.Ddl

val dialect : Driver.dialect

val schema_to_sql : Schema.table_def -> string

val migration_operation_to_sql : Migration.operation -> string

val generate_up_sql : Migration.t -> string list

val generate_down_sql : Migration.t -> string list

val create_schema_migrations_sql : string

val insert_migration_sql : string

val delete_migration_sql : string

val plan_migrate : 
  applied_versions:int64 list ->
  target:int64 option ->
  Migration.t list ->
  Migration.migration_action list

val plan_rollback : 
  applied_versions:int64 list ->
  step:int option ->
  Migration.t list ->
  Migration.migration_action list