SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Asterisk
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function s3 (children 1)
       ExpressionList (children 4)
        Literal \'http://localhost:11111/test/{a,b,c}.tsv\'
        Identifier NOSIGN
        Literal \'TSV\'
        Literal \'c1 UInt64, c2 UInt64, c3 UInt64\'
   ExpressionList (children 3)
    OrderByElement (children 1)
     Identifier c1
    OrderByElement (children 1)
     Identifier c2
    OrderByElement (children 1)
     Identifier c3
