摘要:
库是否存在if exists(select * from master..sysdatabases where name=N'库名')print 'exists'elseprint 'not exists' 判断要创建的表名是否存在if exists (select * from dbo.sysob 阅读全文
摘要:
// /// /// Excel操作类 /// public class NPOIHelper : IDisposable { private string fileALLPath = "";//Excel物理路径(绝对路径) private IWorkbook workbook = null;//使用NPOI初始化的Exc... 阅读全文