Slide 17
Slide 17 text
アップグレード、の前に
● アップグレードチェッカユーティリティで事前確認
○ MySQL Shell のユーティリティ
○ アップグレード時に問題になりそうな点を指摘してくれる
https://dev.mysql.com/doc/mysql-shell/8.0/ja/mysql-shell-utilities-upgrade.html
17
The MySQL server at example.com:3306, version
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3) Usage of utf8mb3 charset
Warning: The following objects use the utf8mb3 character set. It is recommended to convert them to use
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Errors: 7
Warnings: 36
Notices: 0
7 errors were found. Please correct these issues before upgrading to avoid compatibility issues.