alter table "lqbz"."als_data_import_t" modify "flight_date" TIMESTAMP(6);
alter table "lqbz"."als_data_import_t" modify "aircraft_id" VARCHAR2(255);
alter table "lqbz"."als_fault_diagnosis_result_t" modify "aircraft_id" VARCHAR2(255);
ALTER TABLE "lqbz"."als_model_t" ADD COLUMN "part_id" VARCHAR2(255);
