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v8.5.6: DM supports MySQL 8.4 #21421

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ti-chi-bot merged 3 commits into from
Apr 1, 2026
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v8.5.6: DM supports MySQL 8.4 #21421

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v8.5.6: DM supports MySQL 8.4
Oreoxmt Mar 9, 2026
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6 changes: 3 additions & 3 deletions dm/dm-compatibility-catalog.md
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Expand Up @@ -19,9 +19,9 @@ TiDB Data Migration (DM) 数据迁移工具可以将数据从不同类型的数
| MySQL ≤ 5.5 | 未测试 |
| MySQL 5.6 | 正式支持 | |
| MySQL 5.7 | 正式支持 | |
| MySQL 8.0 | 正式支持 | 不支持 binlog 事务压缩 [Transaction_payload_event](https://dev.mysql.com/doc/refman/8.0/en/binary-log-transaction-compression.html)。 |
| MySQL 8.1 ~ 8.3 | 未测试 | |
| MySQL 8.4 | 不兼容 | 更多信息，请参考 [DM Issue #11020](https://github.com/pingcap/tiflow/issues/11020)。|
| MySQL 8.0 | 正式支持 | 不支持 [binlog 事务压缩 (`Transaction_payload_event`)](https://dev.mysql.com/doc/refman/8.0/en/binary-log-transaction-compression.html)。 |
| MySQL 8.1 ~ 8.3 | 未测试 | 不支持 [binlog 事务压缩 (`Transaction_payload_event`)](https://dev.mysql.com/doc/refman/8.0/en/binary-log-transaction-compression.html)。 |
| MySQL 8.4 | 实验支持（从 TiDB v8.5.6 起） | 不支持 [binlog 事务压缩 (`Transaction_payload_event`)](https://dev.mysql.com/doc/refman/8.4/en/binary-log-transaction-compression.html)。 |
| MySQL 9.x | 未测试 | |
| MariaDB < 10.1.2 | 不兼容 | 与时间类型的 binlog 不兼容。 |
| MariaDB 10.1.2 ~ 10.5.10 | 实验支持 | |
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