cloud-fan commented on a change in pull request #34001:
URL: https://github.com/apache/spark/pull/34001#discussion_r708806656
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File path:
sql/catalyst/src/main/java/org/apache/spark/sql/connector/expressions/filter/AlwaysFalse.java
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@@ -47,4 +47,9 @@ public int hashCode() {
@Override
public NamedReference[] references() { return EMPTY_REFERENCE; }
+
+ @Override
+ public org.apache.spark.sql.sources.Filter toV1() {
Review comment:
Do we expect data source developers to use it? I thought we will add
internal utils to convert between v1 and v2 filters, if it's for internal usage
only.
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