10 lines
432 B
SQL
10 lines
432 B
SQL
CREATE TABLE IF NOT EXISTS "boathouse" (
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"id" INTEGER PRIMARY KEY AUTOINCREMENT,
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"boat_id" INTEGER NOT NULL REFERENCES boat(id),
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"aisle" TEXT NOT NULL CHECK (aisle in ('water', 'middle', 'mountain')),
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"side" TEXT NOT NULL CHECK(side IN ('mountain', 'water')),
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"level" INTEGER NOT NULL CHECK(level BETWEEN 0 AND 3),
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CONSTRAINT unq UNIQUE (aisle, side, level) -- only 1 boat allowed to rest at each space
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);
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