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  • mysql

    mysql -u root -p
    show databases;
    create database test;
    use test

    show current user name:

    SELECT CURRENT_USER();

    set password for current user:
    SET PASSWORD = PASSWORD(’123456’);

    show all users:
    SELECT User FROM mysql.user;

    create a user with remote access:
    mysql> CREATE USER ‘test’@‘localhost' IDENTIFIED BY ‘123456’;
    mysql> GRANT ALL PRIVILEGES ON *.* TO 'test'@'localhost'
    -> WITH GRANT OPTION;
    mysql> CREATE USER 'test'@'%' IDENTIFIED BY '123456';
    mysql> GRANT ALL PRIVILEGES ON *.* TO 'test'@'%'
    -> WITH GRANT OPTION;

    permission issue with the mysql folder: ERROR! MySQL server PID file could not be found!
    sudo chmod -R 777 ./mysql/*

    mysql
    set mysql root password
    /usr/local/mysql/bin/mysqladmin/ -u root password ‘yourpassword'
    stop mysql
    sudo /usr/local/mysql/support-files/mysql.server start

    login mysql
    mysql --user username --password
    mysql -h ip -u user -p ( login remote database)

    show database
    show databases;

    show tables
    show tables from database;

    select database
    use database;

    table structure
    describe table;

    table insert
    insert into table (user, password) values ('test', 'test’);

    change mysql root password in php admin
    encoded password: 6BeC4xZEtDwAv7vF
    no encoded password: 123456

    creating a database
    create database database_name;

    creating a table
    create table customers (name varchar(20), city varchar(20), country varchar(20));

    load text file into table
    LOAD DATA LOCAL INFILE ‘/path/pet.txt’ INTO TABLE pet;
    or -> LINES TERMINATED BY ‘ ’; (OS X LINE TERMINATED BY ‘ ’)

    add new records one at a time
    mysql> INSERT INTO pet
    -> VALUES (‘Puffball’, ‘Diane’, ‘hamster’, ‘f’, ‘1999-03-30’, ‘NULL’);

    bypassing foreign key constraint
    SET foreign_key_checks = 0; SET foreign_key_checks = 0;

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  • 原文地址:https://www.cnblogs.com/qike/p/5277016.html
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