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Comments (5)

thori0908 avatar thori0908 commented on September 15, 2024

課題1

$ mysqldump -u username databasename > filename.dump

課題2

$ mysql -u username databasename < filename.dump

Ref.
http://yakst.com/ja/posts/1355
http://weblabo.oscasierra.net/mysql-mysqldump-01/

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fr-matsuo avatar fr-matsuo commented on September 15, 2024

確認のために、

  • バックアップするテーブル・レコードの状態
  • 変更したテーブル・レコードの状態
    • 復元できることを確認するため、テーブルやレコードを変更する
  • リストア後のテーブル・レコードの状態
    • バックアップした内容に戻っていることを確認

をお願いします!

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thori0908 avatar thori0908 commented on September 15, 2024

バックアップ

$ mysqldump -u root issue27 > issue27_20150518.dump

バックアップするテーブル・レコードの状態

mysql> show databases;
+--------------------+
| Database           |
+--------------------+
| information_schema |
| firstDB            |
| issue27            |
| issue28            |
| kadai14DB          |
| mysql              |
| performance_schema |
| test               |
| utfDB              |
+--------------------+
9 rows in set (0.00 sec)

mysql> use issue27;
Database changed

mysql> show tables;
+-------------------+
| Tables_in_issue27 |
+-------------------+
| test              |
+-------------------+
1 row in set (0.00 sec)

mysql> describe test;
+-------+-------------+------+-----+---------+-------+
| Field | Type        | Null | Key | Default | Extra |
+-------+-------------+------+-----+---------+-------+
| id    | int(11)     | YES  |     | NULL    |       |
| name  | varchar(11) | YES  |     | NULL    |       |
+-------+-------------+------+-----+---------+-------+
2 rows in set (0.00 sec)

変更したテーブル・レコードの状態

mysql> drop table test;
Query OK, 0 rows affected (0.00 sec)

mysql> show tables;
Empty set (0.00 sec)

復元できることを確認するため、テーブルやレコードを変更する

$ mysql -u root issue27 < issue27_20150518.dump
mysql> use issue27;
Database changed

バックアップした内容に戻っていることを確認

mysql> show tables;
+-------------------+
| Tables_in_issue27 |
+-------------------+
| test              |
+-------------------+
1 row in set (0.00 sec)

mysql> describe test;
+-------+-------------+------+-----+---------+-------+
| Field | Type        | Null | Key | Default | Extra |
+-------+-------------+------+-----+---------+-------+
| id    | int(11)     | YES  |     | NULL    |       |
| name  | varchar(11) | YES  |     | NULL    |       |
+-------+-------------+------+-----+---------+-------+
2 rows in set (0.00 sec)


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fr-itaya avatar fr-itaya commented on September 15, 2024

確認しました、OKです!

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fr-matsuo avatar fr-matsuo commented on September 15, 2024

確認しました、OKです。

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