ALTER TABLE order_customer_order_item ADD COLUMN expected_quantity decimal(11,2) NOT NULL DEFAULT '0.00' COMMENT '预期下单数量';
ALTER TABLE erp_sale_order_items ADD COLUMN expected_quantity decimal(11,2) NOT NULL DEFAULT '0.00' COMMENT '预期下单数量';
ALTER TABLE erp_purchase_order_items ADD COLUMN expected_quantity decimal(11,2) NOT NULL DEFAULT '0.00' COMMENT '预期下单数量';
ALTER TABLE erp_purchase_in_items ADD COLUMN expected_quantity decimal(11,2) NOT NULL DEFAULT '0.00' COMMENT '预期下单数量';
