SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 4)
   ExpressionList (children 3)
    Literal \'First row\'
    Identifier id
    Function length (children 1)
     ExpressionList (children 1)
      Identifier value
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier lwd_test
   ExpressionList (children 1)
    OrderByElement (children 1)
     Identifier id
   Literal UInt64_1