mihaibudiu commented on code in PR #5385:
URL: https://github.com/apache/calcite/pull/5385#discussion_r4436849881
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core/src/main/java/org/apache/calcite/sql2rel/RelDecorrelator.java:
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@@ -159,6 +170,21 @@ public class RelDecorrelator implements ReflectiveVisitor {
private static final Logger SQL2REL_LOGGER =
CalciteTrace.getSqlToRelTracer();
+ private static final RexShuttle DETERMINISM_CHECKER = new RexShuttle() {
+ @Override public RexNode visitCall(RexCall call) {
+ checkDeterministicExpression(call);
+ return call;
+ }
+
+ @Override public RexNode visitOver(RexOver over) {
+ return visitCall(over);
+ }
+
+ @Override public RexNode visitSubQuery(RexSubQuery subQuery) {
+ throw Util.FoundOne.NULL;
Review Comment:
what happens here?
Please add a comment
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