Mysql deletes the 7g large table bitsCN.com online without performance impact
Mysql deletes 7g large tables online without performance impact
How to delete a 7G (or larger) large table in the mysql database so that it does not affect the I/O of the server, resulting in performance degradation and business impact. Not to mention that it is a mysql table, that is
Author: skateTime: 2013/03/01
MySQL deletes 7g large tables online without performance impact
How to delete a 7G (or larger) large table in the MySQL database so that it does not affect the I/O of the server, resulting in performance degradation and business impact. Not to mention that it is a MySQL table, that is, a common file. If you delete RM directly, the IO performance of the server will also drop sh
I will talk about this problem because I saw a netizen ask this question on Baidu. A lot of people who do not understand the computer do not know what the function will also take up our computer C disk storage space, this article will help you analyze what functions will occupy your C disk space.
1
Baidu website Questions:
WINDOW7 my C disk how to occupy such a large space, show only occupy 15G actually used 26G what's going on
2
I checked my own computer and the screenshot below.
C Disk p
Jailbreak preparation tool1. The anti-theft function must be disabled and2. The device lock password can also be canceled.Open the Taiji jailbreak tool1. Connect the iPod touch5 to the computer using the data cable2. Wait for the jailbreak tool to identify iPod touch5 and click start as shown in the figure. Note that there are several options below. We can select or choose to install the software.3. Waiting
1, the equipment has opened the GPS service, landed before you landed in loses the equipment the Apple ID account number, the equipment in the boot state, the remote wipes off your handset the data and so on, has not been brushed, clicks the localization to be possible to find;2, there is a "look up my iphone";3, and mobile cellular data is open.
Need to meet the above three conditions, and then you can open the icloud Web site on the computer, you can also set your lost equipment to be lost eq
Apple has unveiled its newest ipod series and is on the market, and a new generation of ipod products has gone beyond previous improvements in terms of appearance and configuration. The sixth-generation ipod nano seems to suit the actor Dictressi in the movie "The Supreme God", while the new ipod shuffle has regained t
Linux shadows can be seen on smartphones, handheld computers, portable devices, Apple computers, and mainframe/giant computers. iPod has the computer elements-storage devices, central processors, can she install Linux? The answer is yes.
So why install Linux on the iPod? -- DIY spirit! Do it yourself! Isn't it true that if you like DIY, you don't want to try a distinctive personality?
The
I have never caught a cold eye on the video functions of mobile devices, and I can't see clearly on the screen even with a big face.I have never understood how to watch a movie: do I not want to watch this movie? Otherwise, how can we achieve this "self-harm" approach,The artist's painstaking creations and time have been ruined together.I have been talking about Apple and confused myself like an "apple", so I have a dispute with my friends. In factI don't like "fan". I only want to ask if such a
Apple has fully upgraded the iPod production line. The most striking new product is undoubtedly the new iPod Touch. The iPhone with the phone function is removed from the iPhone, apple's vest is amazing.
In addition to phone text messages, iPod Touch has all the functions of the iPhone. Its shape is a little shorter than that of the iPhone. The screen is the
The casually revived ipod Touch, behind the hidden Apple how helpless? The Resurrection before death? or want to learn Lei Feng? Save the less-than-confident Apple Music. Maybe it was three years, users hungry ...650) this.width=650; "src=" Http://s3.51cto.com/wyfs02/M02/71/A7/wKioL1XWf3_SbAMVAAR10Cthy-A463.jpg "title=" J6wtb4b6l31c_24.jpg "alt=" Wkiol1xwf3_sbamvaar10cthy-a463.jpg "/>Wen/Zhang ShulePublished in "Computer Application Digest" in late Au
With ipod prices already approachable, more and more people are making the choice of ipods as their portable music players. But every time need itunes synchronization can realize the song add and delete, greatly increased the user operation difficulty. RealPlayer 11 In addition to the powerful video, music playback functions, another special feature is easy to implement the ipod and other portable mp3/mp4 o
With the constant innovation, your trusty old ipod may not look so shiny anymore. But with the help of Third-party apps and tools, you'll find a lot of practical features you've never known before, and let your old ipod get a new facelift, not too far behind its descendants. Whether it's new or old, the following 20 ipod tools are available to maximize your
This Section detects iPhone/iPod Touch/iPad device types
Code Share by cocoachina member qqn_pipi, post address http://www.cocoachina.com/bbs/read.php? Tid-20994.html # import Foundation/Foundation. h # import sys/utsname. h Enum {model_iphone_simulator this Section detects the iPhone/iPod Touch/iPad device type code by cocoachina member "qqn_pipi" to share, post address http://www.cocoachina.com/bbs/read.
Using iPod On Debian is quite simple-the Linux Release Technology-Debian information. The following is a detailed description. I tried it on the old machine a long time ago. At that time, the ipod name appeared in the/media Directory, such as the ipod of ×××, however, after the gtkpod is started, it seems that you can't find/media/
IPod Touch 4 brush tutorial
Finally, I had the money to buy the first Apple product: iPod Touch 4. I wanted to buy the iPhone 4S, but it didn't cost much. I bought it for development, iPod.In addition to phone calls, touch can be identical to the iPhone. Today, we will introduce how to flash the machine:
Both Mac and windows can be flushed, because iTunes also has a Windows version.
We want to downgrade
1. Summary
In many music player applications, you can play the music in your own music player. This player is called iPod. music files are stored in the iPod library.
This article describes how to play music in the iPod library through the music player that comes with the IOS system.
2. iOS development documentation: IPOD
Stereo
Little Darling recently bought an ipod, all the time boasting the beautiful appearance of the ipod, the powerful function. In addition to the recent study of fireworks, she threatened to paint the beautiful ipod with FW, unfortunately, she is really "talents" Ah, this is not, finally came to me to help, it is rare that she can so actively learn a software,
Article Title: Use the Apple ipod player in Linux. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source.
1. USB connection.
USB connection simplifies the entire process.
After connecting to a computer, the iPod will be treated as a USB flash drive.
You only need to
The attack method of Version 1.1.3 is not very stable. The method for downgrading and cracking is as follows 1. Connect the iPod Touch Version 1.1.3 to itune. It must be Version 1.1.3 !! Is still in normal mode, not in recovery mode)2. Do not disable itune and continue USB connection3. The most important thing is ..... You can see the little iPod Touch tag on the left of itune.4. Press and hold the Home Key
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