how to declare scalar variable in sql server 2008

Backup to Disk The first thing to look at is the simplest technology--backup. In the Enterprise edition of SQL Server 2008, Backup has a new feature, which is backup compression. So how does backup compression help with high availability? Then mention the very popular backup solution in the industry today-backup-to-disk solution, with many similar names: Online

Source: http://www.jb51.net/article/54730.htm--有输入参数的存储过程--create proc GetComment(@commentid int)asselect * from Comment where [emailprotected]call mode: EXEC getcomment 3 --有输入与输出参数的存储过程--create proc GetCommentCount@newsid int,@count int outputasselect @count=count(*) from Comment where [emailprotected]Call Mode:declare @cnt intexec getcommentcount 1, @cnt outputPrint @cnt--返回单个值的函数--create function MyFunction(@newsid int)returns intasbegindeclare @count intselect @count=count(*) from Comment w

Native environment: Wampserver Version 2.4 Remote database: SQL Server 2008 Reply to discussion (solution) PHP 5.3 Below can be extended with MSSQLphp5.3+ extension with sqlsrv PHP 5.3 Below can be extended with MSSQLphp5.3+ extension with sqlsrv With sqlsrv extension, what configuration does the remote database need?I've only installed extensions in m

Tags: SQL Server 2008 export scripts and dataMethod One: The SQL Server2008 generated script can generate the export script. Select the database node for which you want to export data, click the right mouse button, and select Tasks, Generate scripts from the menu.650) this.width=650; "src=" Http://s3.51cto.com

Tags: SQL multi-condition sieve weightUsually we check the weight, and filter the duplicates according to a certain condition.SELECT * FROM dbo. T_ecert Awhere (A.ecertid) in (select Ecertid from T_ecert GROUP by Ecertid+idcard have count (*) > 1)But what if you need to have multiple conditions?Oracle can do thisSELECT * FROM dbo. T_ecert Awhere (A.ecertid,a.idcard) in (select A.ecertid,a.idcard from T_ecert GROUP by Ecertid,idcard have count (*) > 1)

Tags: http using ar strong for data SP art onAfter years of controversy, Microsoft finally cut the date-time data type, adding 4 new date-time data types in one breath in the new version of SQL Server 2008, including: Date: A pure date data type. Time: A pure temporal data type. DateTime2: A new datetime type that mentions precision to 100 nanose

so, accounted for 1G of memory, and 1.3G disk. Please pay attention to your hard disk space when you build the index, or modify the previously inserted data program, less insert some data.5. Re-execute the above SQL statement:Select Id from XMLTablewhere Xmlcol.exist ('/tjvictor/item3 ') =1You will find that the results are instantaneous, the following is the execution plan, using the XML index seek.Summary: After the establishment of XML index, quer

Label:Because of hobbies, decided to start self-learning SQL Server Tutorial today, to record the daily learning situation, so as to spur themselves. Well, the nonsense is not much to say, the following for today to learn the content:SQL Server is a relational database management system launched by Microsoft Corporation. With ease of use scalability and the high

TABLE T1 (a INT NULL) insert into T1 values (NULL) insert to T1 values (0) insert into T1 values (1) GO-Print Message and perform SELECT statements. PRINT ' testing default setting ' DECLARE @varname int Select @varname = NULL select * from t1 WHERE a = @varname-results NULL SELECT * from T1 where a Judging from the running effect of the above code: ① when SET ANSI_NULLS on, the result is null when the query condition is =null or ② when ANSI_NULLS i

I want PHP paging to get data from SQL Server 2008, 1. mysql can limit n,m, SQL Server does not 2. To get the data of union after the page, see the useful rownum and top on the net, how to combine with union to realize it? My result set is similar to (select A,b,c,

The following error is prompted when logging in to SQLSERVER2008R2:A network-related or instance-specific error occurred while establishing a connection to SQL Server. The server was not found or could not be accessed. Verify that the instance name is correct, and that SQL Server