46 lines
1.5 KiB
MySQL
46 lines
1.5 KiB
MySQL
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CREATE TABLE game_prizes (
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id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
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game_id UUID NOT NULL,
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name VARCHAR(255) NOT NULL,
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weight INTEGER NOT NULL,
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stock INTEGER DEFAULT 0,
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max_stock INTEGER,
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threshold BIGINT,
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fallback_prize_id UUID,
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metadata JSONB DEFAULT '{}',
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created_at TIMESTAMP WITH TIME ZONE DEFAULT NOW(),
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updated_at TIMESTAMP WITH TIME ZONE DEFAULT NOW(),
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CONSTRAINT fk_game_prizes_game
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FOREIGN KEY (game_id)
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REFERENCES games(id)
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ON DELETE CASCADE,
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CONSTRAINT fk_game_prizes_fallback
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FOREIGN KEY (fallback_prize_id)
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REFERENCES game_prizes(id)
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ON DELETE SET NULL,
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CONSTRAINT chk_game_prizes_weight_positive
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CHECK (weight > 0),
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CONSTRAINT chk_game_prizes_stock_non_negative
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CHECK (stock >= 0),
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CONSTRAINT chk_game_prizes_max_stock_positive
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CHECK (max_stock IS NULL OR max_stock > 0),
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CONSTRAINT chk_game_prizes_threshold_non_negative
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CHECK (threshold IS NULL OR threshold >= 0),
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CONSTRAINT chk_game_prizes_stock_not_exceed_max
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CHECK (max_stock IS NULL OR stock <= max_stock)
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);
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-- Create indexes
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CREATE INDEX idx_game_prizes_game_id ON game_prizes(game_id);
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CREATE INDEX idx_game_prizes_weight ON game_prizes(weight);
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CREATE INDEX idx_game_prizes_stock ON game_prizes(stock);
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CREATE INDEX idx_game_prizes_fallback_prize_id ON game_prizes(fallback_prize_id);
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CREATE INDEX idx_game_prizes_created_at ON game_prizes(created_at);
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