| 摘要 |
PROBLEM TO BE SOLVED: To accurately and efficiently calculate an inventory correction number by storing and managing the updating history of a logical inventory quantity, comparing the actual quantity and logical inventory quantity of products by the inventory quantity at the point of time of obtaining actual inventory quantity data and calculating a time point inventory correction number. SOLUTION: An actual inventory number input means 101 outputs a product CD, an actual inventory number and the actual inventory presence time and an actual inventory number transmission means 102 transmits the data of an actual inventory number area 103 to a computer 300. A sales number input means 201 outputs the product CD, a sales number and the sales time and a sales number transmission means 202 transmits the data of a sales number area 203. A logical inventory updating means 306 refers to a inventory increase/decrease number area 309, updates increase/decrease in a logical inventory number area 311 by a product CD unit and stores an updated result in a logical inventory updating history area 310. A time point inventory correction number calculation means 307 compares logical inventory updating history and the actual inventory quantity by the production CD unit at the point of time, calculates the inventory correction number and stores the product CD, the inventory correction number and calculation time in the inventory increase/decrease number area 309. |
