feature/#6

[it-walker]

• 文字コードがUTF8になっていなかったため日本語が登録できなかった。→UTF8に変更
• my.cnfを追加
• mysqlの不要なディレクトリを無視するために.gitignoreに追加

実行結果

実施前

utf8になっていない。

mysql> show create database development;
+-------------+------------------------------------------------------------------------+
| Database    | Create Database                                                        |
+-------------+------------------------------------------------------------------------+
| development | CREATE DATABASE `development` /*!40100 DEFAULT CHARACTER SET latin1 */ |
+-------------+------------------------------------------------------------------------+
1 row in set (0.00 sec)

mysql> show create table users;
+-------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Table | Create Table                                                                                                                                                                                                                                                                                                                                              |
+-------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| users | CREATE TABLE `users` (
  `id` bigint(20) NOT NULL AUTO_INCREMENT,
  `name` varchar(255) NOT NULL,
  `age` int(11) NOT NULL,
  `email` varchar(255) NOT NULL,
  `createdAt` datetime NOT NULL,
  `updatedAt` datetime NOT NULL,
  `deletedAt` datetime DEFAULT NULL,
  PRIMARY KEY (`id`),
  UNIQUE KEY `id` (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1 |
+-------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
1 row in set (0.00 sec)

対応後

mysql> alter table users default character set utf8mb4;
Query OK, 0 rows affected (0.00 sec)
Records: 0  Duplicates: 0  Warnings: 0

mysql> show create table users;
+-------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Table | Create Table                                                                                                                                                                                                                                                                                                                                                                                         |
+-------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| users | CREATE TABLE `users` (
  `id` bigint(20) NOT NULL AUTO_INCREMENT,
  `name` varchar(255) CHARACTER SET latin1 NOT NULL,
  `age` int(11) NOT NULL,
  `email` varchar(255) CHARACTER SET latin1 NOT NULL,
  `createdAt` datetime NOT NULL,
  `updatedAt` datetime NOT NULL,
  `deletedAt` datetime DEFAULT NULL,
  PRIMARY KEY (`id`),
  UNIQUE KEY `id` (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 |
+-------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
1 row in set (0.00 sec)

mysql> alter database development character set utf8mb4 collate utf8mb4_general_ci;
Query OK, 1 row affected (0.00 sec)

mysql> show create database development;
+-------------+-------------------------------------------------------------------------+
| Database    | Create Database                                                         |
+-------------+-------------------------------------------------------------------------+
| development | CREATE DATABASE `development` /*!40100 DEFAULT CHARACTER SET utf8mb4 */ |
+-------------+-------------------------------------------------------------------------+
1 row in set (0.00 sec)