beliefer commented on code in PR #38938:
URL: https://github.com/apache/spark/pull/38938#discussion_r1041665659
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connector/connect/src/main/protobuf/spark/connect/relations.proto:
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@@ -404,6 +405,18 @@ message StatSummary {
repeated string statistics = 2;
}
+// Computes basic statistics for numeric and string columns, including count,
mean, stddev, min,
+// and max. If no columns are given, this function computes statistics for all
numerical or
+// string columns.
+// It will invoke 'Dataset.describe' to compute the results.
+message StatDescribe {
+ // (Required) The input relation.
+ Relation input = 1;
+
+ // Columns to compute statistics on.
+ repeated string cols = 2;
Review Comment:
I got it.
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