incidents with easy to verify the feasibility, we go to fast verification under the good.But, when one day you find that there are 5 users who give you feedback at the same time that you want to add an event alert function to your calendar function, you should not immediately shoot your head to set up a person to start the project. The first thing you need to do is to determine if the 5 users represent all
When. Net calls a stored procedure, it may be slow or even timeout, but the execution of the stored procedure will be very fast.
Solution:
1. Add option (recompile) to statements that may be time-consuming)
2. When creating a stored procedure, specify the with recompile option in its definition, indicating that SQL server will not cache the Stored Procedure plan at high speed; the stored procedure will be re-compiled upon each execution. The with
Query the size of all tables in the database, and which tables have a large amount of dataCreate Table#t (Namevarchar(255), Rowsbigint, reservedvarchar( -), datavarchar( -), index_sizevarchar( -), unusedvarchar( -)) execSp_msforeachtable "Insert into#texecsp_spaceused'?'" Select SUBSTRING(T.reserved,0,CHARINDEX('KB', t.reserved)-1),* from#t TOrder by cast(SUBSTRING(T.reserved,0,CHARINDEX('KB', t.reserved)-1) as int)descDrop Table#tSQL Server data file growth
Failure phenomenon:
Intel (R) RST service is the Intel Fast Storage service, Intel RAPIDST, which delivers higher performance and reliability for desktop, mobile, and server platform systems with SATA disks. When using one or more SATA disks, you can benefit from improved performance and reduced power consumption. With multiple disks, you can increase the protection of data loss when disk fails, and you ne
Failure phenomenon:
Intel (R) RST service is the Intel Fast Storage service, Intel RAPIDST, which delivers higher performance and reliability for desktop, mobile, and server platform systems with SATA disks. When using one or more SATA disks, you can benefit from improved performance and reduced power consumption. With multiple disks, you can increase the protection of data loss when disk fails, and you ne
Q: Does the cell phone charge have any effect on the battery?
A: The answer is yes, while fast charging can improve the efficiency of cell phone charging, but also has an impact on battery life. As for why, we will introduce the following details here, with the answer attached here first.
Q: Is the cell phone charged well or slow?
A:
Self-study SEO has been fast for a year, which on and off and on and off, so that the end did not carefully spend some time to learn the system under the SEO, often bubble in a5,seowhy to see the Master of experience, every time after reading the "original is such", a year, said long not long, I am also considered to be the introduction of the bar! is coming from
We all know that fast transmission on the Thunder can quickly download the resources they need, in fact, fast crosses in Thunder can also use the extraction code to download the required resources, then the extraction code is what, how to use it, a lot of friends do not know it, the following small series on the detailed introduction to everyone, hope to help eve
In the use of Delphi for PHP is also reminiscent of the former Delphi 7 of the time, this is of course because Delphi for PHP is the use of Delphi 7 developed, in a long time did not use the pure primary integration of the development environment, especially to feel cordial and have a very nostalgic familiar taste. Many developers are still using Delphi 7, and ev
In recent years, with the fall in memory prices, memory database is becoming more and more popular, the performance of memory database also has a leap-forward development. However, many developers only think of the speed when considering the memory database, which undoubtedly ignores the real potential of memory technology.Memory provides more than just a faster speed, it is also a way to store space for ti
Tags: style io ar os using SP for strong onToday, a very strange problem is encountered, a SQL statement is slow in PL/developer, requires 9s, problem sql:SELECT * from gg_function_location f WHERE f.parent_id = ' 03000000000001 '; Table Gg_function_location has 50 million of the data andis indexed on the parent_id. Diagnosis first step: in PL/SQL Developer Press F5, see the execution plan
PR7, day PV30 million, and is the vertical industry flow, such a station is how to refine?
SEO, yes, inseparable from SEO. But, if only SEO, can do?
Friend person, one day was drunk, mouth spit truth. For the sake of the moral, hidden its web site, station name.
1, the content should be quick! Fast word in line with the true meaning of SEO, in line with custome
notebook XP users after the system reboot, found the computer desktop taskbar in the Fast launch bar disappeared, many users in this case, choose not to take care of it, because there is no Quick Launch bar does not affect the user's normal use of the computer too much. But what should we do if we want to get back to the vanishing fast launch bar? The following
Baidu defender's Computer acceleration function provides you with a real-time response to the current state of the computer's instrument panel. The direction of the rocket head is indicated by a counterclockwise direction from fast to slow.
For example, when the rocket head points to an orange area, it means that your computer is currently running slowly and it
Windows 10 has a number of features, there is a keyboard does not need a way to start the menu user name, select "Lock" can be.
Of course, if there is a keyboard directly press the WINDOWS+L key is also the same small series feel like this more shortcut keys, the following collation of the Win10 some of the common shortcut keys
Windows + X: Quick Open shortcu
=partion (array,start,end); if(par>start+1) {//We need a quick line on the left .Quick (array,start,par-1); } if(par//We need a quick line on the right .Quick (array,par+1, end); } } Public Static voidQuickSort2 (int[]array] {Quick (array,0,array.length-1); } Public Static voidMain (string[] args) {//TODO auto-generated Method Stub int[]array={20,3,5,0,32,22,11,8,7,9}; QuickSort2 (array); System.out.println (arrays.tostring (array)); } }An algorit
The only way to speed up the speed of the notebook is to increase the voltage and current, so that the battery into the overloaded working state, to achieve a short period of time to complete the charge of the purpose, therefore, the use of battery core quality has put forward higher requirements
Now a lot of business notebook with fast charging function, it is
I compared the run time of sort and a program I wrote O (n). Marvel finds the speed of sort almost as close as the program run Time of O (n) written directly in Pythonfirst on the codetest code for sortImport RandomImport SYSlen_test_arr = Int (sys.argv[1])Test_arr = [Random.random () for I in Xrange (Len_test_arr)]Len_test_arr.sort ()The run instruction for the test time Python test.py 10,10 represents the length of the array, which is used for the d
The Quick Launch is canceled in Windows 7, but the fast Start feature still exists. You can put the commonly used programs in the taskbar, you need to use the same time can be easily opened.You can add the program you want to the taskbar:(Right-click this program or a shortcut, choose to lock to the taskbar.) You can also drag the program to the taskbar. )
Put
this picture away.
expand t
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