danny0405 commented on a change in pull request #2326:
URL: https://github.com/apache/calcite/pull/2326#discussion_r564175002
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File path:
core/src/main/java/org/apache/calcite/sql/validate/SqlValidatorImpl.java
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@@ -1759,6 +1759,9 @@ protected SqlSelect createSourceSelectForDelete(SqlDelete
call) {
@Override public RelDataType getValidatedNodeType(SqlNode node) {
RelDataType type = getValidatedNodeTypeIfKnown(node);
if (type == null) {
+ if (node.isA(ImmutableSet.of(SqlKind.IDENTIFIER))) {
+ throw newValidationError(node,
RESOURCE.unknownIdentifier(node.toString()));
Review comment:
How about using `node.getKind() == SqlKind.IDENTIFIER` ?
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