sbroeder commented on code in PR #5271:
URL: https://github.com/apache/calcite/pull/5271#discussion_r4138835663
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core/src/main/java/org/apache/calcite/sql/validate/AliasNamespace.java:
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@@ -100,29 +100,30 @@ protected AliasNamespace(
final RelDataType aliasedType;
if (operands.size() == 2) {
final SqlNode node = operands.get(0);
- // Alias is 'AS t' (no column list).
- // If the sub-query is UNNEST or VALUES,
- // and the sub-query has one column,
- // then the namespace's sole column is named after the alias.
+ // 'AS t': the sole column is named after the alias, unless it's a
+ // struct-array UNNEST field (isUnnestOfStructArray), which keeps its
name.
Review Comment:
Ack. Fixed
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