xy2953396112 commented on a change in pull request #1983:
URL: https://github.com/apache/calcite/pull/1983#discussion_r524145966
##########
File path:
core/src/main/java/org/apache/calcite/rel/metadata/RelMdAllPredicates.java
##########
@@ -120,12 +124,35 @@ public RelOptPredicateList getAllPredicates(Project
project, RelMetadataQuery mq
}
/**
- * Add the Filter condition to the list obtained from the input.
+ * Extract predicates for a Filter.
*/
public RelOptPredicateList getAllPredicates(Filter filter, RelMetadataQuery
mq) {
- final RelNode input = filter.getInput();
- final RexBuilder rexBuilder = filter.getCluster().getRexBuilder();
- final RexNode pred = filter.getCondition();
+ return getAllFilterPredicates(filter, mq, filter.getCondition());
+ }
+
+ /**
+ * Extract predicates for a Calc.
+ */
+ public RelOptPredicateList getAllPredicates(Calc calc, RelMetadataQuery mq) {
+ final RexProgram rexProgram = calc.getProgram();
+ List<RexNode> condition = new ArrayList<>();
Review comment:
ok
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