YiwenWu commented on code in PR #3802:
URL: https://github.com/apache/calcite/pull/3802#discussion_r1623163032
##########
core/src/main/java/org/apache/calcite/sql/validate/DelegatingScope.java:
##########
@@ -297,8 +298,17 @@ protected void addColumnNames(
namespace = map.get(tableName).namespace;
break;
default:
- throw validator.newValidationError(identifier,
- RESOURCE.columnAmbiguous(columnName));
+ // Allow if all namespaces are the same and the tables are not null
Review Comment:
I think that when this PR https://github.com/apache/calcite/pull/3797 is
merged, the column ambiguous problem will be solved, so no changes are needed
here.
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