APM설치(3) - 우분투 서버에 mariaDB 설치하기  [MariaDB 설치]  #apt-get install mariadb-server   우분투 16.04 버젼에는 MariaDB 10.0.24 이 기본 설치됩니다.  데이터베이스 설정및 초기화 작업입니다.  # /usr/bin/mysql_secure_installation       위 화면 처럼 mysql root 비밀번호만 설정을 하고 나머지는 모두 엔터로 끝냅니다.   여기서는 비밀번호로 1234로 합니다. [사용자 접속권한 설정] root@test-host:~#  mysql -u root -p Enter password: Welcome to the MariaDB monitor.  Commands end with ; or g. Your MariaDB connection id is 50 Server version: 10.0.34-MariaDB-0ubuntu0.16.04.1 Ubuntu 16.04 Copyright (c) 2000, 2018, Oracle, MariaDB Corporation Ab and others Type help; or h for help. Type c to clear the current input   nt. MariaDB [(none)]> use mysql; Reading table information for completion of table and column names You can turn off this feature to get a quicker startup with -A Database changed MariaDB [mysql]>  select host, user, password from user; +-----------+------+-------------------------------------------+ | host      | user | password                                  | +-----------+------+-------------------------------------------+ | localhost | root | *A4B6157319038724E3560894F7F932C8886EBFCF | +-----------+------+-------------------------------------------+ 1 row in set (0.00 sec) MariaDB [mysql]> GRANT ALL PRIVILEGES ON *.* TO root@%; Query OK, 0 rows affected (0.00 sec) MariaDB [mysql]>  GRANT ALL PRIVILEGES ON *.* TO root@::1; Query OK, 0 rows affected (0.00 sec) MariaDB [mysql]> GRANT ALL PRIVILEGES ON *.* TO root@127.0.0.1; Query OK, 0 rows affected (0.00 sec) MariaDB [mysql]> update mysql.user set password = password(1234)    er = root; Query OK, 3 rows affected (0.01 sec) Rows matched: 4  Changed: 3  Warnings: 0 MariaDB [mysql]>  flush privileges; Query OK, 0 rows affected (0.00 sec) MariaDB [mysql]>  select host, user, password from user; +-----------+------+-------------------------------------------+ | host       | user | password                                                    | +-----------+------+-------------------------------------------+ | localhost  | root | *A4B6157319038724E3560894F7F932C8886EBFCF      | | %          | root | *A4B6157319038724E3560894F7F932C8886EBFCF      | | ::1         | root | *A4B6157319038724E3560894F7F932C8886EBFCF      | | 127.0.0.1 | root  | *A4B6157319038724E3560894F7F932C8886EBFCF     | +-----------+------+-------------------------------------------+ 4 rows in set (0.00 sec) [DB 연동모듈 설치]  php와 mysql의 DB 연동모듈 설치해야 합니다.  # apt-get install php-mysql  [MYSQL 콘솔 클라이언트 버전체크]  ~# mysql -V      mysql  Ver 15.1 Distrib 10.0.34-MariaDB, for debian-linux-gnu (x86_64) using readline 5.2 [mysql 설정]  vi /etc/mysql/mariadb.conf.d/50-server.cnf     [mysqld]로 된 항목 하단에아래 내용을 기재합니다.           character-set-server = utf8mb4     collation-server = utf8mb4_unicode_ci            [mysql 재시작]    root@old-host:~# service mysql restart