how to run sql profiler

Label:Requirements Description In our production environment, in most cases, we need to have our own operation and maintenance system, including the detection of their own health status. In the event of an exception, an early warning is required, and the form of notification is generally communicated by e-mail. The basic configuration of messages in SQL Server has been analyzed in the previous article, and this feature will be used to monitor running

significantly improved! I will summarize the following three aspects: For more intuitive explanation of the problem, the SQL running time of all instances has been tested, and the SQL running time cannot exceed 1 second is expressed as ( Test environment -- Host: HP LH II Clock speed: 330 MHZ Memory: 128 MB Operating system: Operserver5.0.4 Database: Sybase11.0.3 I. unreasonable Index design For example,

We often fall into a misunderstanding when using SQL, that is, we are too concerned about whether the obtained results are correct, while ignoring the possible performance differences between different implementation methods, this performance difference is particularly evident in large or complex database environments (such as online transaction processing OLTP or decision support system DSS. In my work practice, I found that poor

In normal circumstances, the installation of Microsoft's SQL Server 2005 suite under the win8/win8.1 system will have a compatibility problem, even if the installation is completed, the end result is that its service items do not start properly. If a user creates a project that is run and debugged according to the SQL Server 2005 standard, how can you normally u

This article demonstrates how to use a Java Servlet, a JSP page, and a static Java class to construct an SQL gateway application. With this application, you can directly execute SQL commands in the browser. the browser will submit the SQL commands to the database system on the remote server and then return the results.If you are using the database provided by the

Data collection and distribution is one of the responsibilities of network management and must ensure the accuracy and security of such data. No matter what operating systems they are, database servers need special management to ensure operational security. Good security begins with installation. Now let's take a look at how to get SQL Server security at the beginning.InstallBefore installation, locate the terminal router or firewall and specify

After data migration, using SQL Server 2012 to back up the database, after the completion of the backup is automatically compressed into RAR files, the previous execution of the statement can only do a backup, but not automatically compress and delete the backup, indicating that the problem occurs after performing a backup compression. Copy the statement to Query Analyzer to perform an error, prompting "RAR." EXE is not an internal or external command

In normal circumstances, the installation of Microsoft's SQL Server 2005 suite under the win8/win8.1 system will have a compatibility problem, even if the installation is completed, the end result is that its service items do not start properly. If a user creates a project that is run and debugged according to the SQL Server 2005 standard, how can you normally u

Perhaps the most interesting thing is to use the extended stored procedure xp_mongoshell to run the console commands of the operating system. This method is also very simple. You only need to use the following SQL statement: Exec master. DBO. xp_mongoshell 'dir C :/' However, more and more database administrators are aware of the potential danger of this extended stored procedure. They may delete or rename

with different indexes can run the following SQL statements: 1. A non-cluster index is created on date. Select count (*) from record where date>'123' and date Select date, sum (amount) from record group by date (55 seconds)Select count (*) from record where date>'123' and place in ('bj ', 'sh') (27 seconds) Analysis: there are a large number of duplicate values on date. In non-clustered indexes, data is ph

----people often get into an error when using SQL, that is too focused on the results are correct, but ignores the different implementation methods may exist between the performance difference, This performance difference is particularly evident in large or complex database environments, such as online transaction processing OLTP or DSS for decision support systems. In the work practice, the author finds that bad