amaliujia commented on a change in pull request #14775:
URL: https://github.com/apache/flink/pull/14775#discussion_r569194581
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File path: flink-python/pyflink/proto/flink-fn-execution.proto
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@@ -147,6 +147,30 @@ message UserDefinedAggregateFunction {
bool takes_row_as_input = 6;
}
+message GroupWindow {
+ enum WindowType {
+ TUMBLING_GROUP_WINDOW = 0;
+ SLIDING_GROUP_WINDOW = 1;
+ SESSION_GROUP_WINDOW = 2;
+ }
+
+ WindowType window_type = 1;
+
+ bool is_time_window = 2;
+
+ int64 window_slide = 3;
+
+ int64 window_size = 4;
+
Review comment:
+1
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