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commit e51353d70c6f189a6fa07aff2946a6774c3a06d2
Author: Lukasz Cwik <lc...@google.com>
AuthorDate: Fri Aug 4 06:52:30 2017 -0700
[BEAM-2726] Fix typo in programming guide
---
src/documentation/programming-guide.md | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/documentation/programming-guide.md
b/src/documentation/programming-guide.md
index 70c3785..061a36a 100644
--- a/src/documentation/programming-guide.md
+++ b/src/documentation/programming-guide.md
@@ -670,7 +670,7 @@ pc = ...
##### Global windowing:
-If your input `PCollection` uses the default global windowing, the default
behavior is to return a `PCollection` containing one item. That item's value
comes from the accumulator in the combine function that you specified when
applying `Combine`. For example, the Beam provided sum combine function returns
a zero value (the sum of an empty input), while the min combine function
returns a maximal or infinite value.
+If your input `PCollection` uses the default global windowing, the default
behavior is to return a `PCollection` containing one item. That item's value
comes from the accumulator in the combine function that you specified when
applying `Combine`. For example, the Beam provided sum combine function returns
a zero value (the sum of an empty input), while the max combine function
returns a maximal or infinite value.
To have `Combine` instead return an empty `PCollection` if the input is empty,
specify `.withoutDefaults` when you apply your `Combine` transform, as in the
following code example:
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