EXISTS 用法两例
IF NOT Exists (SELECT 'True' FROM sys.databases WHERE name = 'AdventureWorksCreate') BEGIN CREATE DATABASE AdventureWorksCreate; END ELSE…
SQL Server中使用临时表的一例
-- Get a list of customers and the date of their first order SELECT soh.CustomerID, MIN(soh.OrderDate) AS OrderDate INTO #MinOrderDates FROM…
Java 的变量类型
table, table td { border: dashed 1px grey; border-collapse: collapse; }
图像类文件 CImage.asp
'# Using CFormDataGetter.asp '# *Using CFile.asp" Class CImage ' 完整的路径名＋文件名＋后缀名 Private sFullName Private sDescription Private sMIME Private…