SQL Server

Select Syscolumns . Name From Syscolumns , Sysobjects , Sysindexes , Sysindexkeys Where Syscolumns . ID = Object_id ( 'Tab _ XXX' ) -- Syscolumns. ID is the table Object ID of the column. And Sysobjects . Xtype = 'Pk' -- Sysobjects. xtype

SQL Server assigns values to Defined variables in two ways: Set and select.The difference between the two methods has been described in detail in SQL Server online books, but many times weThere are many differences between the two methods. Set

An example of full-text index of the SQL Server database, using the pubs database as an example.The following describes how to create a full-text index using the system stored procedure: 1 (Sp_fulltext_database) 2 ) Create a full-text directory (

The following SQL statement passed the test in Access XP Query Table creation: Create Table tab1 ( Id counter, Name string, Age integer, [Date] datetime ); TIPS: Use counter to declare the auto-increment field. Fields with field names as keywords

1> Computer HardwareIf you suspect that computer hardware is the main cause of affecting SQL server performance, you can monitor the load of the corresponding hardware through SQL server performance monitor to confirm your guesses and identify

At present, I want to analyze the SQL server system performance through the database layer during project optimization.Code, Changed the title and dmvs code. The following code can be used to analyze the SQL statements that are busy in the system

Automatic Database Backup Open SQL Server Management studio and start the SQL Server proxy service (note that the SQL Server Agent Startup type is set to automatic in "Control Panel-Administrative Tools-service ). After the job is started, click

From http://www.20cn.net " In application systems, especially online transaction processing systems, data query and processing speed have become the criteria for measuring the success or failure of application systems. Using indexes to

SQL Server 2000 can be divided into three parts: Client components, server components, and communication components. Specific functions: The server is responsible for data management and ProgramProcessing. The client is responsible for

In SQL Server, many people concatenate SQL statements by repeating the Excel data read by oledb. This is not only error-prone but also inefficient. The best way is to use BCP, that is, system. data. sqlclient. sqlbulkcopy class. Not only fast, but

Http://www.webjx.com/server/windows-5808_2.html SQL Server, Internet Information Server, and ASP. net engine all provide solid and reliable security models that can work together well. To ensure user data and applicationsProgramMicrosoft also sets

For personal reasons, I haven't written a blog for a long time. Changes in mobile development can only be described as changing. Wm7 is coming soon, and SQL Server ce has reached 3.5, which cannot keep up with the pace. This articleArticleHow to

If you write an SQL Server ce ApplicationProgramThe following error message is displayed: Error code: 8007000eMessage: not enough storage is available to complete this operation.Minor err.: 0 Source: Microsoft SQL Server 2000 Windows CE Edition

Microsoft has established a flexible and powerful security management mechanism to improve the security mechanisms implemented by the sqlserver7.0 series, it comprehensively manages the security of users' access to the SQL Server server system and

In this report, it is found that the report calculation results are different from the data in the customer's original report. because the other party has strict requirements on data accuracy, the report is not sloppy. After multiple comparisons, it

Create Table Test (ID int identity (1, 1), MC varchar (20 )) Insert into test (MC) values ('aaaaa ')Select @ identity, ident_current ('test ') SQL Server 2000 has three similar functions: scope_identity, ident_current, and @ identity. Both

If you want to use OpenRowSet to query a remote database, the SQL Server prompts that the access error to the component \ 'ad hoc distributed queries \ 'is blocked. Search for the error on the Internet and find the solution: Enable ad hoc

References: Http://msdn.microsoft.com/en-us/library/ms187103.aspxOverview SQL Server uses log transmission, you can automatically back up transaction logs in the "primary database" on the "primary server" instance to one or more "secondary databases"

See http://zxianf.blog.163.com/blog/static/301207012009111084124969/the difference between output and return values of stored procedures in SQL Server. The following is the test result on my local machine, 1: returnvalue can only return data such as

Like Oracle databases, SQL The Server database also has transaction logs. Transaction logs are mainly used to record all transactions and the changes made to the database by each transaction. Transaction logs are one of the most important data files