yzeng1618 commented on code in PR #10321:
URL: https://github.com/apache/seatunnel/pull/10321#discussion_r2688588523
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docs/zh/transform-v2/field-rename.md:
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@@ -13,7 +13,8 @@ FieldRename 用于批量重命名字段名。
| convert_case | string | 否 | | 字母大小写转换类型，可选
`UPPER`、`LOWER` |
| prefix | string | 否 | | 追加到字段名前的前缀
|
| suffix | string | 否 | | 追加到字段名后的后缀
|
-| replacements_with_regex | array | 否 | | 正则替换规则数组，元素为包含
`replace_from`、`replace_to` 的映射，用于批量替换字段名 |
+| replacements_with_regex | array | 否 | | 替换规则数组，元素为包含
`replace_from`、`replace_to` 以及可选 `is_regex`（默认 `true`）的映射；当 `is_regex=false`
时，`replace_from` 按字段名精确匹配（全匹配） |
+| specific | array | 否 | | 指定字段重命名规则，元素为包含
`field_name` 和 `target_name` 的映射；命中后会直接重命名并跳过其他规则 |
Review Comment:
Yes, this parameter is not included in the document, but it actually exists
in the code, so we might as well add it here as well.
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