SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Function concat (alias concat(\'With \', materialize(CAST(\'ba\\0\', \'LowCardinality(FixedString(3))\')))) (children 1)
     ExpressionList (children 2)
      Literal \'With \'
      Function materialize (children 1)
       ExpressionList (children 1)
        Function _CAST (children 1)
         ExpressionList (children 2)
          Literal \'ba\\0\'
          Literal \'LowCardinality(FixedString(3))\'
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier system.one
   ExpressionList (children 1)
    Literal \'With \'
