Dwrite commented on code in PR #5036:
URL: https://github.com/apache/calcite/pull/5036#discussion_r3596782488
##########
core/src/main/java/org/apache/calcite/rel/rel2sql/RelToSqlConverter.java:
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@@ -546,26 +546,55 @@ public Result visit(Correlate e) {
null);
return result(join, leftResult, rightResult);
}
-
/** Visits a Filter; called by {@link #dispatch} via reflection. */
public Result visit(Filter e) {
final RelNode input = e.getInput();
+ final Set<CorrelationId> definedHere = e.getVariablesSet();
+
if (input instanceof Aggregate) {
final Aggregate aggregate = (Aggregate) input;
final boolean ignoreClauses = aggregate.getInput() instanceof Project;
- final Result x =
+ Result x =
visitInput(e, 0, isAnon(), ignoreClauses,
ImmutableSet.of(Clause.HAVING));
+ final boolean pushed = !definedHere.isEmpty()
Review Comment:
sure.
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