39 lines
2.3 KiB
SQL
39 lines
2.3 KiB
SQL
-- Inventory movements table
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CREATE TABLE inventory_movements (
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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 NOT NULL REFERENCES outlets(id) ON DELETE CASCADE,
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product_id UUID NOT NULL REFERENCES products(id) ON DELETE CASCADE,
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movement_type VARCHAR(50) NOT NULL CHECK (movement_type IN ('sale', 'purchase', 'adjustment', 'return', 'refund', 'void', 'transfer_in', 'transfer_out', 'damage', 'expiry')),
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quantity INTEGER NOT NULL,
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previous_quantity INTEGER NOT NULL,
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new_quantity INTEGER NOT NULL,
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unit_cost DECIMAL(10,2) DEFAULT 0.00,
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total_cost DECIMAL(10,2) DEFAULT 0.00,
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reference_type VARCHAR(50) CHECK (reference_type IN ('order', 'payment', 'refund', 'void', 'manual', 'transfer', 'purchase_order')),
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reference_id UUID,
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order_id UUID REFERENCES orders(id) ON DELETE SET NULL,
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payment_id UUID REFERENCES payments(id) ON DELETE SET NULL,
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user_id UUID NOT NULL REFERENCES users(id) ON DELETE RESTRICT,
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reason VARCHAR(255),
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notes TEXT,
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metadata JSONB DEFAULT '{}',
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created_at TIMESTAMP WITH TIME ZONE DEFAULT NOW()
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);
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-- Indexes
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CREATE INDEX idx_inventory_movements_organization_id ON inventory_movements(organization_id);
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CREATE INDEX idx_inventory_movements_outlet_id ON inventory_movements(outlet_id);
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CREATE INDEX idx_inventory_movements_product_id ON inventory_movements(product_id);
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CREATE INDEX idx_inventory_movements_movement_type ON inventory_movements(movement_type);
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CREATE INDEX idx_inventory_movements_reference_type ON inventory_movements(reference_type);
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CREATE INDEX idx_inventory_movements_reference_id ON inventory_movements(reference_id);
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CREATE INDEX idx_inventory_movements_order_id ON inventory_movements(order_id);
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CREATE INDEX idx_inventory_movements_payment_id ON inventory_movements(payment_id);
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CREATE INDEX idx_inventory_movements_user_id ON inventory_movements(user_id);
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CREATE INDEX idx_inventory_movements_created_at ON inventory_movements(created_at);
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-- Composite indexes for common queries
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CREATE INDEX idx_inventory_movements_outlet_product ON inventory_movements(outlet_id, product_id);
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CREATE INDEX idx_inventory_movements_type_date ON inventory_movements(movement_type, created_at);
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CREATE INDEX idx_inventory_movements_reference ON inventory_movements(reference_type, reference_id); |