Separate parquet -> arrow conversion logic (apache#1655)

Don't treat embedded arrow schema as authoritative (apache#1663) Fix projection of nested parquet files (apache#1652) (apache#1654)
tustvold · May 9, 2022 · c744337 · c744337
1 parent e02869a
commit c744337
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diff --git a/arrow/src/datatypes/datatype.rs b/arrow/src/datatypes/datatype.rs
@@ -181,6 +181,16 @@ pub enum IntervalUnit {
     MonthDayNano,
 }
 
+impl IntervalUnit {
+    pub fn get_byte_width(&self) -> usize {
+        match self {
+            IntervalUnit::YearMonth => 4,
+            IntervalUnit::DayTime => 8,
+            IntervalUnit::MonthDayNano => 16,
+        }
+    }
+}
+
 // Sparse or Dense union layouts
 #[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, Hash, PartialOrd, Ord)]
 pub enum UnionMode {