dssysolyatin commented on code in PR #2929:
URL: https://github.com/apache/calcite/pull/2929#discussion_r1022331269
##########
core/src/main/java/org/apache/calcite/sql2rel/RelDecorrelator.java:
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@@ -1790,10 +1790,11 @@ private RexNode createCaseExpression(
@Override public RexNode visitLiteral(RexLiteral literal) {
// Use nullIndicator to decide whether to project null.
- // Do nothing if the literal is null.
+ // Do nothing if the literal is null or symbol.
if (!RexUtil.isNull(literal)
Review Comment:
Ok, I was just trying to understand if we can reduce number of
caseExpression. Anyway it is not directly related to this ticket.
LGTM
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