Skip to content

Commit

Permalink
Update ticdc-faq.md
Browse files Browse the repository at this point in the history
  • Loading branch information
wk989898 authored Nov 11, 2024
1 parent 5760a5f commit 54c63d9
Showing 1 changed file with 4 additions and 0 deletions.
4 changes: 4 additions & 0 deletions ticdc/ticdc-faq.md
Original file line number Diff line number Diff line change
Expand Up @@ -323,3 +323,7 @@ TiDB 有事务超时的机制,当事务运行超过 [`max-txn-ttl`](/tidb-conf
}
]
```

## TiCDC 同步数据到 kafka 或存储服务时,DML 中的生成列会发生什么行为?

生成列包括存储生成列和虚拟生成列,TiCDC 会忽略虚拟生成列,只把存储生成列复制到下游。当存储生成列复制到 Kafka 或存储服务等下游后,再写入到MySQL 时会出现报错`Error 3105 (HY000): The value specified for generated column 'xx' in table 'xxx' is not allowed.`

0 comments on commit 54c63d9

Please sign in to comment.