zabetak commented on code in PR #5795:
URL: https://github.com/apache/hive/pull/5795#discussion_r2166848469
##########
ql/src/java/org/apache/hadoop/hive/ql/optimizer/calcite/rules/HiveInBetweenExpandRule.java:
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@@ -152,7 +153,7 @@ private RexInBetweenExpander(RexBuilder rexBuilder) {
public RexNode visitCall(final RexCall call) {
switch (call.getKind()) {
case SEARCH: {
- return new SearchTransformer<>(rexBuilder,
call).transform().accept(this);
+ return new SearchTransformer<>(rexBuilder, call,
RexUnknownAs.UNKNOWN).transform().accept(this);
Review Comment:
The RexInBetweenExpander is also used for Project and Join operators so if
we want to change the unknown context we should probably generalize a bit this
class. Not sure if it will make a huge difference in the plans but I can try it
out if you want.
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