davidradl commented on code in PR #26740:
URL: https://github.com/apache/flink/pull/26740#discussion_r2179949876
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docs/content.zh/docs/dev/table/types.md:
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@@ -1458,6 +1460,39 @@ DataTypes.DESCRIPTOR()
{{< /tab >}}
{{< /tabs >}}
+#### `VARIANT`
+
+Data type of semi-structured data.
+
+The type supports storing any semi-structured data, including `ARRAY`, `MAP`,
and scalar types.
+`VARIANT` can only store `MAP` types with keys of type `STRING`. The data type
of the fields are
Review Comment:
nit: I wonder if it would be neater to remove this 2nd sentence and amend
the previous sentence to say `MAP` (with keys of type `STRING`)
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