zoudan commented on code in PR #3053:
URL: https://github.com/apache/calcite/pull/3053#discussion_r1097009533
##########
core/src/main/java/org/apache/calcite/sql/validate/SqlValidatorImpl.java:
##########
@@ -4474,6 +4474,21 @@ protected void validateWhereOrOn(
SqlNode condition,
String clause) {
validateNoAggs(aggOrOverOrGroupFinder, condition, clause);
+ // SqlSelect need to expand alias
+ condition.accept(new SqlShuttle() {
+ @Override public @Nullable SqlNode visit(SqlCall call) {
+ call.getOperandList()
+ .stream()
+ .filter(node -> node != null)
Review Comment:
`node -> node != null` -> `Objects::nonNull` seems better, WDYT?
##########
core/src/test/java/org/apache/calcite/test/SqlValidatorTest.java:
##########
@@ -5709,6 +5709,19 @@ public boolean isBangEqualAllowed() {
.withConformance(lenient).ok();
}
+ /** Test case for
+ * <a
href="https://issues.apache.org/jira/browse/CALCITE-5486";>[CALCITE-5486]
+ * SubQuery not support HAVING alias in where condition</a>. */
+ @Test void testHavingAliasInCondition() {
Review Comment:
Should we also add a test in `SqlToRelConverterTest` to ensure we get the
right plan?
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