SelectWithUnionQuery (children 3)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function toDecimal128 (alias d) (children 1)
     ExpressionList (children 2)
      Literal Float64_42.42
      Literal UInt64_5
 Identifier JSONEachRow
 Set