twalthr commented on a change in pull request #17906:
URL: https://github.com/apache/flink/pull/17906#discussion_r759119994
##########
File path:
flink-table/flink-table-common/src/main/java/org/apache/flink/table/connector/Projection.java
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@@ -39,9 +49,24 @@
// sealed class
private Projection() {}
- /** Project the provided {@link DataType} using this {@link Projection}. */
+ /**
+ * Projects a (possibly nested) row data type by returning a new data type
that only includes
+ * fields of the given index paths.
+ *
+ * <p>Note on naming: Sometimes, it may get name conflicts when extract
fields from the row
Review comment:
Could we fit the grammar in this doc for a `@PublicEvolving` interface?
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