sql server dba books

sink in the bottom, the two sides are no heat sink, screen connection is also no slot, left and right there is no optical drive, so very thin.Win8.1 first use of not too accustomed, may be just out of the Win8 pit, the reason for Win8 impression is not very good. But this time the first hesitated to put back Win 7, later still feel that should be decisive to try new things. The results were later proved to be right, and Win 8.1 felt very cool.This is the fourth Dell computer, a loyal user of De

regular basis. Synonym Separate Table data from databases without data loss Cannot be used on linked servers, and new databases must be regularly maintained BCP Dedicated backup with tables Extra space required, trigger and foreign key issues Summary: Good Programming habits and good backup mechanisms are the basis for solving the problem. The above measures are just a solid solution. Some people may say that the new

Myth #26: There is a real "transaction nesting" in SQL Server Error Nested transactions do not appear to allow transaction nesting as their syntax behaves. I don't know why anyone would write code like that, and the only thing I could think of was a guy who scoffed at the SQL Server community and wrote the code: "Pla

, including me, will encounter the same thing during his or her development process. I know why this happens, and I know how to overcome it. II. Scope of reading Note that the main focus of this series of articles is "optimizing the performance of transactional SQL Server database data access", but most optimization technologies are also applicable to other databases. The optimization technology I will disc

smooth sailing. When the site's users started to grow at a high speed on a daily basis, the problem immediately occurred. The customer sent an email complaining that the website performance was too slow and that the website was losing customers. You started to investigate the system and soon found that the system was very slow when accessing or updating data. When I started the database, the database records increased rapidly, and some table records reached thousands of rows. The test team cond

procedures. That is, if the batch statement contains multiple queries, the whole batch is not compiled as a whole, and SQL Server is not aware of the local variable values in the batch. In stored procedures, SQL Server sniffs the parameter values and then uses these values to generate the query plan. In contrast, for

, you can buy a book to master the basic knowledge and then find a case to practice.If you only want to deal with a specific operation, you can directly view the SQL statements of that database, such as stored procedures and views.After the backup is done-for example, copy the SQL statement directly and paste it into the new text document and save it.If an error occurs, you can change it back.Who has

the security configuration for this server. A system administrator can enable the use of 'xp _ Your shell' by using sp_configure. for more information about enabling 'xp _ Your shell', search for 'xp _ Your shell' in SQL Server Books Online. Therefore, you must enable the xp_cmdshell option before executing the stored

to use XML clauses. You 'd better refer to SQL online books. Online Guide SQL Server online books describe the usage of for XML clauses. It also mentions multiple restrictions that must be paid attention to when using this clause. For example, the for XML clause cannot be

Information about LocalDB comes from here and SQL Server Books Online. LocalDB is the full SQL Server Express engine, but invoked directly from the client provider. It is a replacement of the "User Instance" feature in SQL

Tags: Traverse employee acquisition leads to centralized filter structure SRC spanThis article is "Stairway Series:Part of the ladder for SQL Server indexingIndexes are the basis of database design and tell developers to use the database with regard to the designer's intentions. Unfortunately, when performance problems arise, indexes are often added as an afterthought. The end here is a simple series of art

Error: Dbbackup failed:unable to restore database ' ppt 'Not valid backupThe database was backed up on a server running version 8.00.2039. That version was incompatible with the this server, which is running version 11.00.3000. Either restore the database on a server that supports the backup, or use a backup, which is compatible with this server.VERIFY DATABASE i

, Windows version, patch to check, Although it is not exactly specified that the OS must be exactly the same, the consistent version is less unusual.Recovery model, compatibility level for SQL Server databases:Check the recovery model and compatibility level, which can be implemented using the following statement: Use master go SELECT name [database name], recovery_model_desc [recovery mode], case

Registered servers window: You can use SSMs to register multiple servers and connect them, so that DBA can manage multiple local or remote servers in one environment. The registered servers window is invisible by default. to display it, click the View menu to select the registered servers option, or press the shortcut key CTRL + ALT + G. Right-click any location in the registered servers window, open the context menu, register a new

AdventureWorks.Sales.Currency out c:\Currency.dat -T -c' If you encounter the following error when executing the preceding statement: SQL Server blocked access to procedure 'sys. xp_expose shell 'of component 'xp _ expose shell' because this component is turned off as part of the security configuration for this server. a system administrator can enable the use o

Myth #26: There is a real "transaction nesting" in SQL ServerError Nested transactions do not appear to allow transaction nesting as their syntax behaves. I don't know why anyone would write code like that, and the only thing I could think of was a guy who scoffed at the SQL Server community and wrote the code: "Play with You."Let me explain in more detail that

Correctly install the SQL server database and SQL server database-IIS function requirements (warning)MessageIIS functional requirementsMicrosoft Internet Information Service (IIS) is not installed or disabled. Some SQL Server func

Differences between SQL Server user-defined functions and stored procedures: SQL Server Stored Procedures I. User-defined functions: 1. Table variables can be returned.2. Many restrictions, includingThe output parameter cannot be used;Temporary tables cannot be used;Internal operations of functions cannot affect the ex

transactions may be lost. Implementing Database Mirroring You can find basic information for implementing database mirroring in the "How to" of database mirroring topics in SQL SERVER books Online. In this part of the white Paper, we examine a special example of implementing database mirroring and best practices. Monitoring Datab