yaooqinn commented on a change in pull request #26347: [SPARK-29688][SQL]
Support average for interval type values
URL: https://github.com/apache/spark/pull/26347#discussion_r344040810
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File path: sql/core/src/test/resources/sql-tests/inputs/group-by.sql
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@@ -192,4 +192,36 @@ having sv is not null;
SELECT
i,
Sum(cast(v as interval)) OVER (ORDER BY i ROWS BETWEEN CURRENT ROW AND
UNBOUNDED FOLLOWING)
-FROM VALUES(1,'1 seconds'),(1,'2 seconds'),(2,NULL),(2,NULL) t(i,v);
\ No newline at end of file
+FROM VALUES(1,'1 seconds'),(1,'2 seconds'),(2,NULL),(2,NULL) t(i,v);
+
+-- average with interval type
+-- null
+select avg(cast(v as interval)) from VALUES ('1 seconds'), ('2 seconds'),
(null) t(v) where v is null;
Review comment:
yes, I changed it in your way. thanks.
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