update

Author: lianhuiwang

sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveOptimizer.scala

@@ -52,9 +52,10 @@ case class PushFilterIntoRelation(conf: SQLConf) extends Rule[LogicalPlan] with
             predicate.references.subsetOf(partitionKeyIds)
         }
         if (pruningPredicates.nonEmpty) {
-          relation.partitionPruningPred = pruningPredicates
+          filter.withNewChildren(Seq(relation.copy(partitionPruningPred = pruningPredicates)()))
+        } else {
+          filter
         }
-        filter
     }
   }
 }

sql/hive/src/main/scala/org/apache/spark/sql/hive/MetastoreRelation.scala

@@ -43,7 +43,7 @@ import org.apache.spark.sql.types.BooleanType
 private[hive] case class MetastoreRelation(
     databaseName: String,
     tableName: String,
-    var partitionPruningPred: Seq[Expression] = Seq.empty[Expression])
+    partitionPruningPred: Seq[Expression] = Seq.empty)
     (val catalogTable: CatalogTable,
      @transient private val client: HiveClient,
      @transient private val sparkSession: SparkSession)