No more nonsense to say, the details are as follows:
1. Modify the table name
Format: sp_rename tablename,newtablename
2. Modify Field Name
Format: sp_rename ' Tablename.colname ', Newcolname, ' column '
3. Add fields
Format: ALTER TABLE table_name add New_column data_type [interality_codition]
Example 1
ALTER TABLE Student ADD Nationality varchar (20)
--Example
Modify the NIC name of ubuntu change the NIC name of the device change eno16777736 to eth0 ubuntu 15.10 Nic name to eno16777736, eno1677773615.10
Ubuntu linux enters the root user, Administrator Mode
Administrator mode is required to edit this file
Add the figure belo
Linux (1): linux change IP address command _ change DNS _ change default gateway _ change subnet mask _ host name, linuxdns
How to use commands to change the linux IP address, DNS, and subnet mask, and add a Linux virtual machine
machine, right-click the network in the lower right corner, open the Network Center, you will see this:Settings, Properties-"ip4-" settingHere the IP address is preferably the virtual machine inside the gateway set;After setting up, let's try it and see if we can ping it through:Can ping the pass, then we set his hostname:Here, basically the virtual machine system can be used, we can use Remote Tools to connect, we use putty this tool: Putty Chinese version of the downloadThen is login, login s
Change project name: directly to the name of the target.650) this.width=650; "src=" Http://cc.cocimg.com/api/uploads/20150104/1420340022796968.png "title=" 1420340022796968.png "alt=" Vyye7jm.png "style=" border:0px;text-align:center;margin:5px 0px;color:rgb (37,37,37); font-family: ' Helvetica Neue ', Helvetica, Stheiti, ' Microsoft Ya Black ', ' blackbody ', Ar
Mobile Sina Weibo change name Operation Tutorial:
1, open Sina microblogging app, click on the bottom right corner of "my", and then click on their own username (note is not the avatar).
2, now you have entered your own micro-blog interface, click on the edit profile to the right of the "pen" icon.
3, click your "Weibo name" again.
4, enter your new
Notify the group chat name change to notify the group name change/**** This method is used: Notify the group chat name to change* @ Author tianwei* @ Version* 4.0 10:50:39*/Public static void policymembersmucnamechanged (String mJ
QQ software users to the detailed interpretation of the share of the QQ change the name of the tutorial.
Tutorial Sharing:
Step One: Login QQ main panel, click Avatar.
Step Two: Click Edit Material, enter can be edited.
Step three: In the nickname right there is a box, in which to fill in the QQ name.
Step four: Fill in and save,
From CentOSRHEL7, the foreseeable naming rules have changed to default. In this rule, the interface name is automatically determined based on the firmware, topology, and location information. Now, even if you add or remove a network device, the interface name remains fixed without reenumeration, and can be replaced seamlessly with the broken hardware.
Change the
Everyone should have the content > Attachment management > Attachment address substitution feature in case of domain change (for example, from local upload to space).Basically, you can't replace the address of the original domain name in all the tables.Now Phpcms V9 The latest version of the problem still exists.Find cause Discovery phpcms\modules\attachment\address.php Update () (latest version LINE35) has
No good domain name? You have to change your name.Paul Graham is the founder of business incubator Y Combinator, the author of "Hackers and painters", "on Lisp" and other books.Translator: Wang Wei Zhe, He JiamongIn the United States, if you have a start-up company called X, but you don't have an M domain name, you might have to
In Linux: the default data file storage directory of MySQL is/var/lib/mysql. I want to do two things today: Change the Database Name (three methods are tested), and change the directory location of the MySQL database. Database rename: 1. rename database zhoz_db to zhoz_db_bakMysql> rename database zhoz_db to zhoz_db_bak; ERROR 1064 (42000): You have an error in y
Modify the Host Name of centos (Do not spray), and change the Host Name of centos1. Temporarily modify the Host NameShow Host Name:Spark @ master :~ $ HostnameMasterModify host name:Spark @ master :~ $ Sudo hostname hadoopSpark @ master :~ $ HostnameHadoopPS: the above changes are only temporary changes, and the changes are restored after the restart.2.
For example, if {code...} is generated by YII according to AR, the class name should also be current_version_id. how can we change the name of the generated class to currentVersionId? The matter is urgent, please answer YII .. For example:
CREATE TABLE 'tbl_myr_version' ( 'current_version_id');
If YII is generated based on AR, the class
On the computer, how does WORD change the user name ?, Word User Name
The user name in WORD is displayed as "author" in the document (indicated by the red arrow in the figure). How can I change the user name? Editor to show you
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.