@class NSString; @interface HDDatabaseMigrationStep : NSObject @property (readonly, copy, nonatomic) id /* block */ migrationHandler; @property (readonly, nonatomic) long long finalSchemaVersion; @property (nonatomic) long long foreignKeyStatus; @property (readonly, copy, nonatomic) NSString *schemaName; @property (readonly, nonatomic) long long requiredPrimarySchemaVersion; + (id)migrationStepFrom:(long long)a0 to:(long long)a1 handler:(id /* block */)a2; + (id)migrationStepWithForeignKeysDisabledFrom:(long long)a0 to:(long long)a1 handler:(id /* block */)a2; - (id)description; - (void).cxx_destruct; - (id)initForSchema:(id)a0 toVersion:(long long)a1 requiringVersion:(long long)a2 foreignKeys:(long long)a3 handler:(id /* block */)a4; @end