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Posted to github@arrow.apache.org by GitBox <gi...@apache.org> on 2021/07/14 20:22:21 UTC

[GitHub] [arrow-datafusion] alamb commented on a change in pull request #687: #554: Lead/lag window function with offset and default value arguments

alamb commented on a change in pull request #687:
URL: https://github.com/apache/arrow-datafusion/pull/687#discussion_r669925638



##########
File path: datafusion/src/physical_plan/expressions/lead_lag.rs
##########
@@ -176,6 +240,28 @@ mod tests {
             .iter()
             .collect::<Int32Array>(),
         )?;
+
+        test_i32_result(
+            lag(
+                "lead".to_owned(),
+                DataType::Int32,
+                Arc::new(Column::new("c3", 0)),
+                None,
+                Some(ScalarValue::Int32(Some(100))),
+            ),
+            vec![
+                Some(100),

Review comment:
       👍 




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