2010YOUY01 commented on code in PR #24025:
URL: https://github.com/apache/datafusion/pull/24025#discussion_r3697758147
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datafusion/sqllogictest/test_files/window.slt:
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@@ -6843,16 +6843,17 @@ DROP TABLE issue_20194_t1;
statement ok
DROP TABLE issue_20194_t2;
-# Sliding-window MIN/MAX over a frame whose non-NULL values have all been
-# retracted should yield NULL.
-query IIII
+# Sliding-window over a frame whose non-NULL values have all been retracted
should yield NULL.
+query IIIIRR
SELECT id, x,
MIN(x) OVER (ORDER BY id ROWS BETWEEN 1 PRECEDING AND CURRENT ROW) AS
min_x,
- MAX(x) OVER (ORDER BY id ROWS BETWEEN 1 PRECEDING AND CURRENT ROW) AS
max_x
+ MAX(x) OVER (ORDER BY id ROWS BETWEEN 1 PRECEDING AND CURRENT ROW) AS
max_x,
Review Comment:
This is a good catch.
I think we should definitely test them after SQL support (window frame bound
support expr-based frames like `col1 preceding and col2 following`)
For now I think this is not very important, since `Accumulator` is not a
public API, such path is unreachable.
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