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by Arie
2925 days ago
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This is supposedly fixed in databases created with MySQL 5.7 and up. > MySQL 5.7 (2015) added some optimizations such as a variable length sort buffer, and also changed InnoDB’s default row format to DYNAMIC. This allows for indexes on VARCHAR(255) with utf8mb4; something that made migrations more difficult prior. https://mysqlserverteam.com/mysql-8-0-when-to-use-utf8mb3-ov... |
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