MySQL 是否自动索引外键列?

2021-11-20 00:00:00 indexing database mysql innodb

MySQL 是否自动索引外键列?

Does MySQL index foreign key columns automatically?

推荐答案

是的，但仅限于 innodb.Innodb 是目前唯一实现了外键的表格式.

Yes, but only on innodb. Innodb is currently the only shipped table format that has foreign keys implemented.

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