董晓涛(David Dong)

摘要： Encrypting Data With the SQL Server Encrypt Function A common question I'm asked by clients is how to encrypt data and store it in SQL Server. One of the major problems I see in the field is when peop... 阅读全文

摘要： -- This script converts string-based IP addresses to their numericequivalents so that it is easy to do arithmatic on them such as find anIP address that is within a range.-- -- NOTE: This function cal... 阅读全文

摘要： -- ----exec Up_ExportTables 'Customers'-- When you want to export a table structure to T-SQL, everyone alwayspoints you to Enterprise Manager, or a script that calls BCP.-- Sometimes, a developer eith... 阅读全文

摘要： CREATE TABLE [dbo].[DateDim] ( [DateKey] [int] IDENTITY (1, 1) NOT NULL , [ActualDate] [datetime] NOT NULL , [Year] [int] NOT NULL , [Quarter] [int] NOT NULL , [Month] [int] NOT NULL , [Week] [int] NO... 阅读全文

摘要： SET NOCOUNT ONGOuse pubs; --EXEC sp_generate_inserts 'David01' ,@from="from David01 where A='a1'"PRINT 'Using Master database'USE masterGOPRINT 'Checking for the existence of this procedure'IF (SELE... 阅读全文

摘要： /* ***** This entire comment portion is not necessarily part of SP, just notes on subject ***** The purpose of this SP is to provide a method in T-SQL to launch another T-SQL thread without havin... 阅读全文

摘要： Don't Use Select * Something you see in a lot of database access code is a select statement that looks something like this: SELECT * FROM TableName WHERE ... While there's technicall... 阅读全文