tustvold commented on code in PR #5048:
URL: https://github.com/apache/arrow-rs/pull/5048#discussion_r1385088614
##########
parquet/src/column/writer/encoder.rs:
##########
@@ -308,5 +308,30 @@ where
max = val;
}
}
- Some((min.clone(), max.clone()))
+
+ // Float/Double statistics have special case for zero.
+ //
+ // If computed min is zero, whether negative or positive,
+ // the spec states that the min should be written as -0.0
Review Comment:
Where does it state this?
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