Now, let us consider an inventory table consisting of three columns - item_num, customer_name and amount.
现在,我们来考虑一个inventory表,这个表由三个列组成—item_num、customer_name和amount。
The specification for the Inventory table is shown in Listing 3.
inventory表的规范如清单3中所示。
Let's assume that the following data is stored in the INVENTORY table.
假设如下数据存储在inventory表。
应用推荐