四好公路
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-- ----------------------------
-- Table structure for road_maintenance_cost
-- ----------------------------
DROP TABLE IF EXISTS "public"."road_maintenance_cost";
CREATE TABLE "public"."road_maintenance_cost" (
"id" serial NOT NULL,
"mId" int4,
"county_name" varchar(15) COLLATE "pg_catalog"."default",
"road_length_county" float8,
"road_cost_county" numeric(10,2),
"road_length_village" float8,
"road_cost_village" numeric(10,2),
"road_length_township" float8,
"road_cost_township" numeric(10,2),
"maintenance_date" timestamptz(6)
)
;
-- ----------------------------
-- Foreign Keys structure for table road_maintenance_cost
-- ----------------------------
ALTER TABLE "public"."road_maintenance_cost" ADD CONSTRAINT "road_maintenance_cost_mId_fkey" FOREIGN KEY ("mId") REFERENCES "public"."road_maintenance" ("id") ON DELETE NO ACTION ON UPDATE NO ACTION;