cloud-fan commented on a change in pull request #27965: [SPARK-31205][SQL]
support string literal as the second argument of date_add/date_sub functions
URL: https://github.com/apache/spark/pull/27965#discussion_r395595971
##########
File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/TypeCoercion.scala
##########
@@ -1043,6 +1044,22 @@ object TypeCoercion {
}
}
}
+
+ /**
+ * A special rule to support string literal as the second argument of
date_add/date_sub functions,
+ * to keep backward compatibility.
+ * TODO: revisit the type coercion rules for string.
Review comment:
AFAIK we started the ANSI type coercion (you have a design doc right?). Did
we create a JIRA ticket at that time?
----------------------------------------------------------------
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:
[email protected]
With regards,
Apache Git Services
---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]
