feat: Support planning Timestamp - Timestamp binary expr

cube-js · Jan 25, 2024 · 8e72862 · 8e72862
1 parent 0499041
commit 8e72862
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/datafusion/physical-expr/src/coercion_rule/binary_rule.rs b/datafusion/physical-expr/src/coercion_rule/binary_rule.rs
@@ -638,12 +638,14 @@ pub fn date_coercion(
     rhs_type: &DataType,
 ) -> Option<DataType> {
     use arrow::datatypes::DataType::*;
+    use arrow::datatypes::IntervalUnit::*;
 
     // these are ordered from most informative to least informative so
     // that the coercion removes the least amount of information
     match op {
         Operator::Minus => match (lhs_type, rhs_type) {
             (Date32, Date32) => Some(Int32),
+            (Timestamp(_, _), Timestamp(_, _)) => Some(Interval(MonthDayNano)),
             _ => None,
         },
         _ => None,