cloud-fan commented on a change in pull request #35768:
URL: https://github.com/apache/spark/pull/35768#discussion_r823417715
##########
File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/v2/DataSourceV2Strategy.scala
##########
@@ -609,20 +543,67 @@ private[sql] object DataSourceV2Strategy {
}
protected[sql] def rebuildExpressionFromFilter(
- filter: V2Filter,
- translatedFilterToExpr: mutable.HashMap[V2Filter, Expression]):
Expression = {
- filter match {
- case and: V2And =>
- expressions.And(rebuildExpressionFromFilter(and.left,
translatedFilterToExpr),
- rebuildExpressionFromFilter(and.right, translatedFilterToExpr))
- case or: V2Or =>
- expressions.Or(rebuildExpressionFromFilter(or.left,
translatedFilterToExpr),
- rebuildExpressionFromFilter(or.right, translatedFilterToExpr))
- case not: V2Not =>
- expressions.Not(rebuildExpressionFromFilter(not.child,
translatedFilterToExpr))
- case other =>
- translatedFilterToExpr.getOrElse(other,
- throw new IllegalStateException("Failed to rebuild Expression for
filter: " + filter))
+ predicate: V2Predicate,
+ translatedFilterToExpr: mutable.HashMap[V2Predicate, Expression]):
Expression = {
+ predicate.name() match {
+ case "AND" =>
+ expressions.And(
+
rebuildExpressionFromFilter(predicate.children()(0).asInstanceOf[V2Predicate],
+ translatedFilterToExpr),
+
rebuildExpressionFromFilter(predicate.children()(1).asInstanceOf[V2Predicate],
+ translatedFilterToExpr))
+ case "OR" =>
+ expressions.Or(
+
rebuildExpressionFromFilter(predicate.children()(0).asInstanceOf[V2Predicate],
+ translatedFilterToExpr),
+
rebuildExpressionFromFilter(predicate.children()(1).asInstanceOf[V2Predicate],
+ translatedFilterToExpr))
+ case "NOT" =>
Review comment:
then we can still keep the
`org.apache.spark.sql.connector.expressions.filter` package and put these
classes there.
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