aokolnychyi commented on a change in pull request #30562:
URL: https://github.com/apache/spark/pull/30562#discussion_r533979155
##########
File path:
sql/catalyst/src/main/java/org/apache/spark/sql/connector/catalog/SupportsDelete.java
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@@ -28,6 +28,25 @@
*/
@Evolving
public interface SupportsDelete {
+
+ /**
+ * Checks whether it is possible to delete data from a data source table
that matches filter
+ * expressions.
+ * <p>
+ * Rows should be deleted from the data source iff all of the filter
expressions match.
+ * That is, the expressions must be interpreted as a set of filters that are
ANDed together.
+ * <p>
+ * Spark will call this method to check if the delete is possible without
significant effort.
Review comment:
I agree with you, @dongjoon-hyun @rdblue. I'll update the comment.
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