21 lines
1.3 KiB
SQL
21 lines
1.3 KiB
SQL
-- Ingredient compositions table
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CREATE TABLE ingredient_compositions (
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id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
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organization_id UUID NOT NULL REFERENCES organizations(id) ON DELETE CASCADE,
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outlet_id UUID REFERENCES outlets(id) ON DELETE CASCADE,
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parent_ingredient_id UUID NOT NULL REFERENCES ingredients(id) ON DELETE CASCADE,
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child_ingredient_id UUID NOT NULL REFERENCES ingredients(id) ON DELETE CASCADE,
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quantity DECIMAL(12,3) NOT NULL,
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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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);
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-- Indexes
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CREATE INDEX idx_ingredient_compositions_organization_id ON ingredient_compositions(organization_id);
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CREATE INDEX idx_ingredient_compositions_outlet_id ON ingredient_compositions(outlet_id);
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CREATE INDEX idx_ingredient_compositions_parent_ingredient_id ON ingredient_compositions(parent_ingredient_id);
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CREATE INDEX idx_ingredient_compositions_child_ingredient_id ON ingredient_compositions(child_ingredient_id);
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CREATE INDEX idx_ingredient_compositions_created_at ON ingredient_compositions(created_at);
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-- Unique constraint to prevent duplicate compositions
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CREATE UNIQUE INDEX idx_ingredient_compositions_unique ON ingredient_compositions(parent_ingredient_id, child_ingredient_id); |