SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 1)
    Asterisk
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function url (children 1)
       ExpressionList (children 3)
        Literal \'http://127.0.0.1:8123?query=select+12\'
        Literal \'RawBLOB\'
        Function headers (children 1)
         ExpressionList (children 2)
          Function equals (children 1)
           ExpressionList (children 2)
            Literal \'X-ClickHouse-Format\'
            Literal \'JSONEachRow\'
          Function equals (children 1)
           ExpressionList (children 2)
            Literal \'X-ClickHouse-Database\'
            Literal UInt64_1
