sum 相关的搜索结果 共有4个

Inspect Checksum of Barcode (#60)

l  Problem A 13-digit string will be presented after the barcode is scanned. In order to deal with the scanning mistake checksum,barcode,split,step,sum

Employees Who Have Worked in New York for over 5 Years Cumulatively

l  Problem The table below is an employee info list of a company. Employees in the company transfer regularly due to busgroup,table sequence,loop,file,import,keys,switch,new,sum,for

Average Residence Time of Certain Types of Commodities in the Supermarket before Being Sold Out

l  Problem The tables below are some tables from simplified supermarket stock control system. To investigate the sales saverage,conversion,file,import,keys,switch,sum,long,floor


Here’s how to use sum() function.sum