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ticdc: add a note about schema #18545

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Sep 6, 2024
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ticdc: add a note about schema #18545

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Update ticdc-sink-to-kafka.md
hfxsd Sep 6, 2024
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Update ticdc/ticdc-sink-to-kafka.md
hfxsd Sep 6, 2024
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4 changes: 2 additions & 2 deletions ticdc/ticdc-sink-to-kafka.md
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Expand Up @@ -225,10 +225,10 @@ dispatchers = [

Topic 分发器用 topic = "xxx" 来指定，并使用 topic 表达式来实现灵活的 topic 分发策略。topic 的总数建议小于 1000。

Topic 表达式的基本规则为 `[prefix][{schema}][middle][{table}][suffix]`，详细解释如下：
Topic 表达式的基本规则为 `[prefix]{schema}[middle][{table}][suffix]`，详细解释如下：

- `prefix`：可选项，代表 Topic Name 的前缀。
- `{schema}`：可选项，用于匹配库名。
- `{schema}`：必选项，用于匹配库名。从 v7.1.4 开始，该参数为可选项。
- `middle`：可选项，代表库表名之间的分隔符。
- `{table}`：可选项，用于匹配表名。
- `suffix`：可选项，代表 Topic Name 的后缀。
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