add version to doc

xinyual · xinyual · commit 361d4d2ab87d · 2025-05-28T16:12:50.000+08:00
Signed-off-by: xinyual &lt;xinyual@amazon.com&gt;
diff --git a/docs/user/ppl/cmd/stats.rst b/docs/user/ppl/cmd/stats.rst
@@ -244,6 +244,8 @@ DISTINCT_COUNT_APPROX
 Description
 >>>>>>>>>>>
 
+Version: 3.1.0
+
 Usage: DISTINCT_COUNT_APPROX(expr). Return the approximate distinct count value of the expr, using the hyperloglog++ algorithm.
 
 Example::
