how to use sql profiler for performance tuning

Some time ago, I had a performance problem with my website, and sometimes the page was very slow to open. It would take more than 10 seconds. I tried a lot of methods, including cache, disable viewstate, and Disable debug mode. The improvements were not obvious. Later, I ran into SQL Server Profiler to check the cause: a slow query dragged down the entire page. Later, the query was optimized, but not man

IOS Performance Tuning series: Use Time Profiler to discover performance bottlenecks and tune profiler Hardware wide: The fifth article in the IOS Performance Tuning series, which is expected to be updated continuously over 20 articles. The last four articles focus on memory

trace, or blank if you do not want to use the template . 4, click the Event Selection tab . In the event data column, expand the Locks event category, and then select the Deadlock Graph check box. If the Locks event category is not displayed, check Show all events to display the category. The event Extraction Settings tab is added to the Trace Properties dialog box. Note: If you use a template, the Event

Tags: disco net text http speed data start time NTS database applicationOriginal: SQL Performance Detection Tool: SQL Server Profiler and Optimization tool: Database Engine Tuning Advisor I. Summary of TOOLS? database application system performance is low, it needs to be optimized,?? If you do not know where the proble

In use. NET to start and develop the application quickly, the next problem may be the performance tuning aspects of the program, and performance tuning can sometimes involve all aspects of the problem, such as the program host system, database, network environment, and so on, and when the program is unusually large and complex, performance

many other useful shortcut menus, such as mathematical and string functions. Continue to expand the object. You can use these menus to obtain the parameter requirements. For example, figure 35-15 shows the parameter data folder in the expanded mathematical function. 　Figure 35-15 view the parameter data folder in the object browsingUse SQL profiler　In addition t

complex multi-tiered stored procedures.650) this.width=650; "title=" clip_image004 "style=" Border-top:0px;border-right:0px;border-bottom:0px;border-left : 0px; "alt=" clip_image004 "src=" http://s3.51cto.com/wyfs02/M01/56/A6/wKiom1SKYBvgjKS3AASfPjI2BvY581.jpg "border=" 0 "height=" 519 "/>650) this.width=650; "title=" clip_image005 "style=" Border-top:0px;border-right:0px;border-bottom:0px;border-left : 0px; "alt=" clip_image005 "src=" http://s3.51cto.com/wyfs02/M02/56/A6/wKiom1SKYBzDvd-6AAYKoE

Tags: file http img Local image HTTPS student engine MSSThe recent project to do thousands of students to face recognition record (currently about 630000 lines) query the last record, it is conceivable that the performance of this piece is a problem. As a shen, get to SQL Server Profiler and Database Engine Tuning Advisor These two jobs are QI.Start to install fo

Using PL/SQL profiler to locate PL/SQL bottleneck code for SQL optimization, you can use SQL tuning advisor to achieve automatic SQL optimiz

For SQL optimization, you can use SQL tuning advisor to achieve automatic SQL optimization and adjustment. For PL/SQL code, there are both SQL code and PL/

shows the meaning of the event. Click Add to add the event to the selected events event;(3) Select the data columns tab, as shown in Figure 19-4. In this dialog box, you can select the data columns of the tracking event, and usually select the columns that we care about.(4) Select the Filters tab, as shown in Figure 19-5.(5) Click "OK" to create a trail.19.2.3 viewing, analyzing, and trackingYou can use SQL