Understanding Various MySQL Executable Files – mysql tutorials

This item was filled under [ MySql Tutorials ]

This lesson you learn  how to the execute mysql file. MySQL  Provide the  executable file and uses the MySQL Client  interactive file by  this command “shell> mysql db_name “. It is possible put the SQL statement in file and tell the mysql from input read this file . So the create  text file ” text_file” . MySQL use the this command for file execute. It is use this command in MySql execute file this type :-

shell> mysql db_name < text_file

MySQL is a simple SQL shell.  This SQL shell supported the interactive and non- interactive  used. MySQL  when use the interactive quarry then result represent in an ASCII table format. And if you are used the non-interactive quarry then result display the tab-separated format .    

In this command if you use the first line statement db_name then it is  very important to specify for database name on the command line. 

shell> mysql < text_file 

There are already running mysql then you can execute the SQL Script using the source or \ command :

mysql> source file_name
mysql> \. file_name

If you want to your script display the progress information to the user then you can insert the this command.

SELECT ‘<info_to_display>’ AS ‘ ‘;

MySQL Executable file:
The MySQL file in this directory is name Apache and execute the file it is operating system X will run during the startup process. This file first thing is that both file and the directory  named Apache. MySQL has execute the file same name as the subdirectory and it is executable in the root level of subdirectory .When are MySQL use the apache HTTP server then display the Massage on the apache Web server.

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MySQL Creating account and changing password – mysql tutorials

This item was filled under [ MySql Tutorials ]

This MySQL provide the new creating account or  you want to change the password then make new user .This lesson you learn how to create new password.  Mysql as the intended username and the group the next available the UID, the user alternative e-mail address etc. The user need to require to a group that does not exit yet, then first create the group with editing /etc/group manually.  MySQL create new user account use the login “data” and use the adduser command . And you can choose the password “admin” for this user account .

Creating a new user Account 

root@data:~# adduser

Enter username [a-z0-9_-]: USERNAME
Enter full name []: FIRSTNAME LASTNAME
Enter shell bash csh ksh nologin sh []: bash
Uid []: UID
Login group groupname []: GROUPNAME
Login group is “GROUPNAME”.
Invite username into other groups: guest no []: no
Enter password []: admin
Enter password again []: admin

Name: username
Password: xxxx
Fullname: firstname lastname
Uid: UID
Gid: GID (GROUPNAME)
Groups: GROUPNAME
HOME: /home/USERNAME
Shell: /usr/local/bin/bash
OK? (y/n) []: y

root@data:~# ~/bin/randpass.sh USERNAME
Enter user’s email address: EMAIL-ADDRESS
Is it correct? (y/n) y

MySQL is also provide this code for if you want to create new account to login name database and connected the MySQL root. Here code is follow:- 

root@database:~# /opt/sfw/bin/mysql -p
Enter password: ROOT-PASSWORD

mysql> use mysql
mysql> insert into user (host,username,password) values (“%”,”USERNAME”,password(“PASSWORD”)); 


MySQL Deleting  User Account 
The MySQL User account you want to delete then enter the completely it is not recommended that you do. if you can change the  password to same random to be string . the better way is to change the login shell . It is done by logging in data and using  the vipw command to enter the password file to run make the /var/yp /directory after you make.

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