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Sales should have at least two tables. One for the general information about the sale, the customername (there should also be a customer table most of the time to get this data from), the date, where it was shipped to etc. Then a sales detail table that includes a record for each line item in the order.
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create table product (id integer primary key,name varchar(100) not null,price decimal(6,2) not null,inventory integer not null...Jul 1, 2016 · 9. It depends, inventory systems are about far more than just counting items. For example, for accounting purposes, you might need to know accounting value of inventory based on FIFO (First-in-First-out) model. That can't be calculated by simple "totaling inventory received - total of inventory sold" formula.
- I have seen both approaches at my current company and would definitely lean towards the first (calculating totals based on stock transactions). If...
- The Data Model Resource Book, Vol. 1: A Library of Universal Data Models for All Enterprises. The Data Model Resource Book, Vol. 2: A Library of D...
- both are valid, depending on the circumstances. The former is best when the following conditions hold: the number of items to sum is relatively sm...
- It's important to consider the existing system and the cost and risk of changing it. I work with a database that stores inventory kind of like your...
- I think this is actually a general best-practices question about doing a (relatively) expensive count every time you need a total vs. doing that co...
- I would opt for the first way, where. the quantity on hand is calculated totaling inventory received - total of inventory sold. The Right Way, IM...
- I've worked on systems that solve this problem before. I think the ideal solution is a precomputed column, which gets you the best of both worlds....
- Django-inventory geared more to fixed assets, but might give you some ideas. IE: ItemTemplate (class) -> ItemsOnHand (instance). ItemsOnHand can...
- I can see some benefit to having the two columns, but I'm not following the part about discrepancies - you seem to be implying that having the two...
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Jul 31, 2016 · I need to develop a inventory and sales system. For inventory, I need to be able to keep track of ideal stock levels, current stock levels, reorder point, cost, selling price, etc. Not every item in the inventory is "sellable." For example, I may want to keep inventory of plastic cups used for sodas.
Aug 10, 2011 · 3. I'm working on a transactional inventory system for our e-commerce company, and I'm looking for some sort of a guide or tutorial on how to accomplish this with a MySQL database. There's guides on how to program, and guides on how to USE such systems, but I've been unable to locate a resource with suggested table structures or best practices ...
Jan 7, 2013 · 1. Our team needs to track inventory for essentially an in-house created ERP system. We will need to frequently access the amount of inventory in the system for a given item at a given warehouse and have the ability to track what changed the inventory and when. The initial thought was to just have the adjustments table and calculate the current ...
Inventory is more like a view and not a table. Inventory is really a series of movements of goods between locations, as well as periodic counts / adjustments. Inventory is complex. You should play with some inventory software and read some data modeling books.
Mar 23, 2013 · 1. I want to make a relational database system for a local computer hardware non-profit. There are two inter-related features that I want to figure out how to implement. First, we need to manage our inventory of parts, and second, we need to track donations of computer systems as they come into us, and also as we grant them out.
