tustvold commented on code in PR #5612:
URL: https://github.com/apache/arrow-datafusion/pull/5612#discussion_r1137406023
##########
datafusion/core/src/dataframe.rs:
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@@ -627,22 +627,12 @@ impl DataFrame {
/// # }
/// ```
pub async fn count(self) -> Result<usize> {
- let rows = self
- .aggregate(
- vec![],
- vec![datafusion_expr::count(Expr::Literal(ScalarValue::Null))],
Review Comment:
This was working by accident, as the null count for NullArray was computed
incorrectly
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