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  • MySql 安装及0基础使用具体解释

    1. sudo apt-get install mysql-server, input administrator password , '123'


    2. enter mysql promot in command line, 'mysql -u root -p', input password


    3. create database "CREATE DATABASE xoops;"


    4. 同意root远程登陆: 从全部主机:grant all privileges on *.* to root@"%" identified by "passw0rd" with grant option;


    5. 建数据库,创建user:    

        1) 建库:create database test1;   

     2) 建用户,赋权:grant all privileges on test1.* to user_test@"%" identified by "passw0rd" with grant option;   

     3) 删除数据库:drop database test1;    

    6. 删除权限:    

       1) revoke all privileges on test1.* from test1@"%";    

       2) use mysql;    

       3) delete from user where user="root" and host="%";    

        4) flush privileges;    

    8. 显示全部的数据库:show databases; 显示库中全部的表:show tables;


    9. 远程登录mysql:mysql -h ip -u user -p


    10. 备份和恢复    

        备份单个数据库:mysqldump -uroot -p -B dbname > dbname.sql    

        备份所有数据库:mysqldump -uroot -p --all-databases > all.sql    

        备份表: mysqldump -uroot -p -B dbname --table tablename > tablename.sql    

        恢复数据库:mysql -uroot -p < name.sql    

        恢复表:mysql -uroot -p dbname < name.sql (必须指定数据库)         

        

    11. Sample:创建数据库表  mysql>CREATE DATABASE IF NOT EXISTS my_db default charset utf8 COLLATE utf8_general_ci;  

        #注意后面这句话 "COLLATE utf8_general_ci",大致意思是在排序时依据utf8变码格式来排序  

        #那么在这个数据库下创建的全部数据表的默认字符集都会是utf8了    

        mysql>create table my_table (name varchar(20) not null default '')type=myisam default charset utf8;  #这句话就是创建一个表了,制定默认字符集为utf8


        C++ sample code: 

        1. boost libary is required.  "sudo apt-get install libboost-date-time-dev"

        2. http://dev.mysql.com/tech-resources/articles/building-mysql-connector-cpp.html

        3. CREATE DATABASE FaceDB4. CREATE TABLE facetable (id INT,facename TEXT,username TEXT)

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  • 原文地址:https://www.cnblogs.com/mfrbuaa/p/3948019.html
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