Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/21832#discussion_r204157323
--- Diff:
sql/hive/src/main/scala/org/apache/spark/sql/hive/client/HiveShim.scala ---
@@ -606,7 +606,15 @@ private[client] class Shim_v0_13 extends Shim_v0_12 {
object ExtractableLiterals {
def unapply(exprs: Seq[Expression]): Option[Seq[String]] = {
- val extractables = exprs.map(ExtractableLiteral.unapply)
+ // SPARK-24879: The Hive filter parser does not support "null",
but we still want to push
--- End diff --
-> `Hive metastore filter parser`
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