Django-dataplot Code

BEGIN;
CREATE TABLE "bike_ride" (
    "id" serial NOT NULL PRIMARY KEY,
    "date" date NOT NULL,
    "bike_id" integer NOT NULL,
    "origin_id" integer NOT NULL,
    "destination_id" integer NOT NULL,
    "distance" double precision NOT NULL,
    "average_speed" double precision NOT NULL,
    "fastest_speed" double precision NOT NULL,
    "hours" integer NOT NULL,
    "minutes" integer NOT NULL,
    "seconds" integer NOT NULL
);
CREATE TABLE "bike_bike" (
    "id" serial NOT NULL PRIMARY KEY,
    "short_name" varchar(100) NOT NULL,
    "description" text NOT NULL
);
ALTER TABLE "bike_ride" ADD CONSTRAINT bike_id_refs_id_6cd188d2 FOREIGN KEY ("bike_id") REFERENCES "bike_bike" ("id") DEFERRABLE INITIALLY DEFERRED;
CREATE TABLE "bike_location" (
    "id" serial NOT NULL PRIMARY KEY,
    "short_name" varchar(100) NOT NULL,
    "address" text NOT NULL
);
ALTER TABLE "bike_ride" ADD CONSTRAINT origin_id_refs_id_408dbdcc FOREIGN KEY ("origin_id") REFERENCES "bike_location" ("id") DEFERRABLE INITIALLY DEFERRED;
ALTER TABLE "bike_ride" ADD CONSTRAINT destination_id_refs_id_408dbdcc FOREIGN KEY ("destination_id") REFERENCES "bike_location" ("id") DEFERRABLE INITIALLY DEFERRED;
CREATE INDEX "bike_ride_bike_id" ON "bike_ride" ("bike_id");
CREATE INDEX "bike_ride_origin_id" ON "bike_ride" ("origin_id");
CREATE INDEX "bike_ride_destination_id" ON "bike_ride" ("destination_id");
COMMIT;