uni/inf1300/hw7/oppgave1.sql

\i oppgave1-extra.sql

CREATE TABLE Vare (
	varenr SERIAL PRIMARY KEY,
	sortsid INTEGER NOT NULL REFERENCES Plantesort,
	FL CHAR(4) NOT NULL CHECK (FL IN ('frø', 'løk')),
	mengde INTEGER NOT NULL,
	pl_fra INTEGER NOT NULL CHECK (pl_fra >= 1 AND pl_fra <= 12),
	pl_til INTEGER CHECK (pl_til >= 1 AND pl_til <= 12),
	pl_dybde INTEGER,
	blomstrer INTEGER NOT NULL CHECK (blomstrer >= 1 AND blomstrer <= 12)
);

CREATE TABLE Pris (
	varenr INTEGER NOT NULL REFERENCES Vare,
	antall INTEGER NOT NULL,
	enhetspris INTEGER NOT NULL
);