ALTER TABLE "lqbz"."als_lifetime_spare_parts_t" MODIFY "create_by" BIGINT NULL;
ALTER TABLE "lqbz"."als_lifetime_spare_parts_t" MODIFY "update_by" BIGINT NULL;
ALTER TABLE "lqbz"."als_fault_statistics_t" MODIFY "create_by" BIGINT NULL;
ALTER TABLE "lqbz"."als_fault_statistics_t" MODIFY "update_by" BIGINT NULL;
ALTER TABLE "lqbz"."als_judge_fault_logic_t" MODIFY "create_by" BIGINT NULL;
ALTER TABLE "lqbz"."als_judge_fault_logic_t" MODIFY "update_by" BIGINT NULL;
ALTER TABLE "lqbz"."als_air_install_t" MODIFY "create_by" BIGINT NULL;
ALTER TABLE "lqbz"."als_air_install_t" MODIFY "update_by" BIGINT NULL;
ALTER TABLE "lqbz"."als_air_configuration_t" MODIFY "create_by" BIGINT NULL;
ALTER TABLE "lqbz"."als_air_configuration_t" MODIFY "update_by" BIGINT NULL;
