MySQL for Beginners - part 1
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This document discusses different versions of popular open-source SQL databases and how to install and configure MySQL. It lists versions of MySQL, MariaDB, Percona, and XtraDB Cluster and how to download, install, start, and connect to MySQL. It also shows how to install MySQL using Debian packages or RPMs, how to view server configuration settings, and how to set permissions to allow remote root connections.
![scaledb@Ubuntu:~$ cat /etc/mysql/my.cnf
#
# The MySQL database server configuration file.
#
# You can copy this to one of:
# - "/etc/mysql/my.cnf" to set global options,
# - "~/.my.cnf" to set user-specific options.
…
[client]
port = 3306
socket = /var/run/mysqld/mysqld.sock
…
[mysqld]
user = mysql
pid-file = /var/run/mysqld/mysqld.pid
socket = /var/run/mysqld/mysqld.sock
port = 3306
basedir = /usr
datadir = /var/lib/mysql
tmpdir = /tmp
#
# Instead of skip-networking the default is now to listen only on
# localhost which is more compatible and is not less secure.
bind-address = 127.0.0.1
mysql>
mysql> grant all on *.* to root@'%';
Query OK, 0 rows affected (0.00 sec)
mysql> flush privileges;
Query OK, 0 rows affected (0.00 sec)](https://image.slidesharecdn.com/mysqlforbeginners-part1-160317160534/85/MySQL-for-Beginners-part-1-18-320.jpg)
MySQL for Beginners - part 1
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- 10. MySQL 5.0 MySQL 5.1 MariaDB 5.1 MariaDB 5.2 MariaDB 5.3 MySQL 5.5 MariaDB 5.5 MariaDB 10.0 MariaDB 10.1(1) MySQL 5.6 MySQL 5.7Percona 5.7 Percona 5.6 Percona 5.5 Percona 5.5 XtraDB Cluster Percona 5.6 XtraDB Cluster MariaDB 5.5 Cluster MariaDB 10.0 Cluster MySQL AB Sun Microsystems Oracle Percona MariaDB Missing: - MySQL/NDB Cluster - WebScaleSQL Percona & MariaDB Cluster include Galera (1) MariaDB 10.1 includes Galera
- 11. dev.mysql.com
- 14. scaledb@Ubuntu:~$ sudo apt-get install mysql-server … scaledb@Ubuntu:~$ sudo /etc/init.d/mysql start … scaledb@Ubuntu:~$ ps -awx | grep mysql 2555 ? Ssl 0:00 /usr/sbin/mysqld
- 15. scaledb@Ubuntu:~$ mysql -uroot Welcome to the MySQL monitor. Commands end with ; or g. Your MySQL connection id is 43 Server version: 5.5.47-0ubuntu0.14.04.1 (Ubuntu) Copyright (c) 2000, 2015, Oracle and/or its affiliates. All rights reserved. Oracle is a registered trademark of Oracle Corporation and/or its affiliates. Other names may be trademarks of their respective owners. Type 'help;' or 'h' for help. Type 'c' to clear the current input statement. mysql>
- 16. mysql> s -------------- mysql Ver 14.14 Distrib 5.5.47, for debian-linux-gnu (x86_64) using readline 6.3 Connection id: 43 Current database: Current user: root@localhost SSL: Not in use Current pager: stdout Using outfile: '' Using delimiter: ; Server version: 5.5.47-0ubuntu0.14.04.1 (Ubuntu) Protocol version: 10 Connection: Localhost via UNIX socket Server characterset: latin1 Db characterset: latin1 Client characterset: utf8 Conn. characterset: utf8 UNIX socket: /var/run/mysqld/mysqld.sock Uptime: 5 min 16 sec Threads: 1 Questions: 584 Slow queries: 0 Opens: 189 Flush tables: 1 Open tables: 41 Queries per second avg: 1.848 -------------- mysql>
- 17. $ sudo dpkg -i mysql-community-server_5.7.11-1ubuntu14. 04_amd64.deb $ rpm -i mysql-community-server-5.7.11-1.el7.x86_64.rpm
- 18. scaledb@Ubuntu:~$ cat /etc/mysql/my.cnf # # The MySQL database server configuration file. # # You can copy this to one of: # - "/etc/mysql/my.cnf" to set global options, # - "~/.my.cnf" to set user-specific options. … [client] port = 3306 socket = /var/run/mysqld/mysqld.sock … [mysqld] user = mysql pid-file = /var/run/mysqld/mysqld.pid socket = /var/run/mysqld/mysqld.sock port = 3306 basedir = /usr datadir = /var/lib/mysql tmpdir = /tmp # # Instead of skip-networking the default is now to listen only on # localhost which is more compatible and is not less secure. bind-address = 127.0.0.1 mysql> mysql> grant all on *.* to root@'%'; Query OK, 0 rows affected (0.00 sec) mysql> flush privileges; Query OK, 0 rows affected (0.00 sec)