cloud-fan commented on a change in pull request #26995: [SPARK-30341][SQL]
Overflow check for interval arithmetic operations
URL: https://github.com/apache/spark/pull/26995#discussion_r361637101
##########
File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/intervalExpressions.scala
##########
@@ -112,49 +113,96 @@ object ExtractIntervalPart {
}
}
-abstract class IntervalNumOperation(
- interval: Expression,
- num: Expression,
- operation: (CalendarInterval, Double) => CalendarInterval,
- operationName: String)
+abstract class IntervalNumOperation(interval: Expression, num: Expression)
Review comment:
we can still implement codegen in the base class.
```
val method = if (checkOverflow) operationName + "Exact" else operationName
...
```
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