mariadbの文字コードをutf8mb4にする
修正前
MariaDB [stock]> SHOW VARIABLES LIKE 'character_set%';
+--------------------------+------------------------------+
| Variable_name | Value |
+--------------------------+------------------------------+
| character_set_client | utf8 |
| character_set_connection | utf8 |
| character_set_database | utf8mb4 |
| character_set_filesystem | binary |
| character_set_results | utf8 |
| character_set_server | latin1 ★ |
| character_set_system | utf8 |
| character_sets_dir | /usr/share/mariadb/charsets/ |
+--------------------------+------------------------------+
8 rows in set (0.003 sec)
MariaDB [stock]> SHOW VARIABLES LIKE 'collation%';
+----------------------+--------------------+
| Variable_name | Value |
+----------------------+--------------------+
| collation_connection | utf8_general_ci |
| collation_database | utf8mb4_general_ci |
| collation_server | latin1_swedish_ci ★|
+----------------------+--------------------+
3 rows in set (0.001 sec)
サーバ側 修正
MariaDB [stock]> SHOW VARIABLES LIKE 'character_set%';
+--------------------------+------------------------------+
| Variable_name | Value |
+--------------------------+------------------------------+
| character_set_client | utf8 |
| character_set_connection | utf8 |
| character_set_database | utf8mb4 |
| character_set_filesystem | binary |
| character_set_results | utf8 |
| character_set_server | latin1 ★ |
| character_set_system | utf8 |
| character_sets_dir | /usr/share/mariadb/charsets/ |
+--------------------------+------------------------------+
8 rows in set (0.003 sec)
MariaDB [stock]> SHOW VARIABLES LIKE 'collation%';
+----------------------+--------------------+
| Variable_name | Value |
+----------------------+--------------------+
| collation_connection | utf8_general_ci |
| collation_database | utf8mb4_general_ci |
| collation_server | latin1_swedish_ci ★|
+----------------------+--------------------+
3 rows in set (0.001 sec)
vi /etc/my.cnf.d/mariadb-server.cnf
[mysqld]
character-set-server=utf8mb4
クライアント側 修正
vi /etc/my.cnf.d/client.cnf
[client]
default-character-set=utf8mb4
再起動
systemctl restart mariadb
修正後
MariaDB [stock]> SHOW VARIABLES LIKE 'character_set%';
+--------------------------+------------------------------+
| Variable_name | Value |
+--------------------------+------------------------------+
| character_set_client | utf8mb4 |
| character_set_connection | utf8mb4 |
| character_set_database | utf8mb4 |
| character_set_filesystem | binary |
| character_set_results | utf8mb4 |
| character_set_server | utf8mb4 ★ |
| character_set_system | utf8 |
| character_sets_dir | /usr/share/mariadb/charsets/ |
+--------------------------+------------------------------+
8 rows in set (0.001 sec)
+----------------------+--------------------+
| Variable_name | Value |
+----------------------+--------------------+
| collation_connection | utf8mb4_general_ci |
| collation_database | utf8mb4_general_ci |
| collation_server | utf8mb4_general_ci |
+----------------------+--------------------+
3 rows in set (0.001 sec)
MariaDB [stock]> SHOW VARIABLES LIKE 'character_set%';
+--------------------------+------------------------------+
| Variable_name | Value |
+--------------------------+------------------------------+
| character_set_client | utf8mb4 |
| character_set_connection | utf8mb4 |
| character_set_database | utf8mb4 |
| character_set_filesystem | binary |
| character_set_results | utf8mb4 |
| character_set_server | utf8mb4 ★ |
| character_set_system | utf8 |
| character_sets_dir | /usr/share/mariadb/charsets/ |
+--------------------------+------------------------------+
8 rows in set (0.001 sec)
+----------------------+--------------------+
| Variable_name | Value |
+----------------------+--------------------+
| collation_connection | utf8mb4_general_ci |
| collation_database | utf8mb4_general_ci |
| collation_server | utf8mb4_general_ci |
+----------------------+--------------------+
3 rows in set (0.001 sec)
Author And Source
この問題について(mariadbの文字コードをutf8mb4にする), 我々は、より多くの情報をここで見つけました https://qiita.com/niceland/items/dbc33b2592e76c83387b著者帰属:元の著者の情報は、元のURLに含まれています。著作権は原作者に属する。
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