yaooqinn 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_r361088588
##########
File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/arithmetic.scala
##########
@@ -218,6 +252,11 @@ object BinaryArithmetic {
""")
case class Add(left: Expression, right: Expression) extends BinaryArithmetic {
+ override def nullable: Boolean = dataType match {
+ case CalendarIntervalType if !checkOverflow => true
Review comment:
Yes, the current behavior of master is separating a) decimal(which is null
for overflow) from b) other types. This pr (so far)is just adding intervals to
group a). We may reach an agreement on which way to follow first.
----------------------------------------------------------------
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
For queries about this service, please contact Infrastructure at:
us...@infra.apache.org
With regards,
Apache Git Services
---------------------------------------------------------------------
To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org
For additional commands, e-mail: reviews-h...@spark.apache.org
