@Override
    protected Type visitColumns(Columns node, StackableAstVisitorContext<Context> context) {
      throw new SemanticException("Columns only support to be used in SELECT and WHERE clause");
    }
@return the common supertype between the value type and subquery type
iotdb-core/datanode/src/main/java/org/apache/iotdb/db/queryengine/plan/relational/analyzer/ExpressionAnalyzer.java