JiajunBernoulli commented on code in PR #3055:
URL: https://github.com/apache/calcite/pull/3055#discussion_r1098230492
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core/src/main/java/org/apache/calcite/sql/validate/SqlValidatorImpl.java:
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@@ -6888,6 +6891,31 @@ static class ExtendedExpander extends Expander {
return super.visit(literal);
}
+
+ /**
+ * Returns whether a given node contains a {@link SqlIdentifier}.
+ *
+ * @param parent a SqlNode
+ * @param children a SqlIdentifier
+ */
+ private boolean containIdentifier(SqlNode parent, SqlIdentifier children) {
Review Comment:
Good catch, thanks for your review.
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