lightspeed inventory

Excerpt from: http://blog.csdn.net/caomiao2006/article/details/38568825today, Wang also gave us a lesson, in fact, MySQL processing high concurrency, prevent inventory oversold problem, at the time of last year, Wang has mentioned, but unfortunately, even when everyone understood, but in the reality of development, still do not have this aspect of consciousness. Today, some of my understanding, to tidy up the problem, and hope that the future of such

Recently, I was working on a group buying project and encountered a problem: the inventory quantity was limited during flash sales, flash sales, lottery and other activities, but at the same time the number of people who placed orders exceeded the inventory quantity, this will cause the goods to be sold out. So how can we solve this problem? My idea is as follows: we know that SQL statements are handled in

Original link: http://blog.csdn.net/caomiao2006/article/details/38568825Today, Wang also gave us a lesson, in fact, MySQL processing high concurrency, prevent inventory oversold problem, at the time of last year, Wang has mentioned, but unfortunately, even when everyone understood, but in the reality of development, still do not have this aspect of consciousness. Today, some of my understanding, to tidy up the problem, and hope that the future of such

http://www.php.cn/"target=" _blank ">php-mall 1. Mall snapping, seconds to kill inventory oversold is a more headache, the following three ways to prevent oversold 1.mysql lock mechanism, pessimistic lock innodb row-level lock scheme, is not recommended to use, the database pressure is large, if a deadlock will cause can not be updated, unless the kill process 2.mysql optimistic lock does not use a third-party scenario may use this scenario 3.redis In

Release date: 2011-12-14Updated on: 2011-12-15 Affected Systems:Ibm aix 7.xIbm aix 6.xIbm aix 5.xDescription:--------------------------------------------------------------------------------Cve id: CVE-2011-1384 AIX is an open standard UNIX operating system that provides you with an enterprise information technology infrastructure. Ibm aix has two implementation vulnerabilities that can be exploited by malicious local users to operate certain data and perform certain operations with elevated p

Today, the director told me that due to customer needs, I had to perform some simple secondary development for zencart. The general functions are as follows: When the inventory of the product is 0, a prompt message is displayed on the front-end (due to this function, zencart already exists by default, so it is not modified) Relevant information should also be prompted in the background to remind website operators The final effect is

the order to be exported. ) -- Combine the above results, Cte_qty ( Select productid, sum (qty) as qty, title, sizesid, sizesname, colorsid, colorsname -- qty indicates the inbound volume-outbound volume, that is, inventory margin From cte_detail Where productid = productid and colorsid = colorsid and sizesid = sizesid Group by productid, title, sizesid, sizesname, colorsid, colorsname ) Select row_number () over (order by T. productid) as 'data iden

This article will show you some tutorials on the Development of php product inventory management system. Let's first look at the features In this article, I will share with you some php tutorials on how to develop an instance of the product inventory management system. Let's first look at the features Homepage file index.html Lt; td width = "100%" gt; 1 2 3 4 5 6 7 8 9 10 11 12 13

"Transfer from http://blog.csdn.net/minsenwu/article/details/8432081"Inventory Management BAPI Inventory:1. Bapi_material_availability access to product availability Inventory2. Co_za_availability_check3.availability_check_controller4.availability_checkInventory Management:Bapi_goodsmvt_getdetail Show details of the movement of the goodsBapi_goodsmvt_getitems display a detailed list of material documentsBap

I have developed a small enterprise inventory management system using PHP amp; mysql combination. Php was also self-developed for the first time for a slightly larger development. I have developed a small enterprise inventory management system using a combination of PHP and mysql. Php is also self-developed for the first time. I would like to share it with you here Check_login module The code is as follo

State is activated by default when adding new productsOpen file/app/code/core/mage/catalog/model/product/status.php, comment out "Please select"[PHP]View Plaincopy /** * Retrieve option array with empty value * * @return Array */ static public Function getalloptions () { $res = Array ( /* Array ' Value ' = ', ' Label ' = mage::helper (' catalog ')->__ ('------') )*/ ); foreach (Self::getoptionarray () as $index = = $value) { $res [] = Array ( ' Value ' = $inde

Time and space several inventory quantity and amount is a valueSelect A.spid,d.spbh,d.spmch,d.shpgg,d.dw,d.shpchd,a.kcshl,a.kcje,b.hwshl,b.hwje,c.pcshl,c.pcje from SPKFJC aLeft JOIN (select Spid,sum (HWSHL) hwshl,sum (hwje) Hwje from HWSP Group by spid) b on a.spid=b.spidLeft JOIN (select Spid,sum (SHL) pcshl,sum (GEBJJ*SHL) Pcje from SPHWPH Group by SPID) C on a.spid=c.spidJoin SPKFK D on A.spid=d.spidwhere B.HWSHLTime and space several