SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function bitmapMin (children 1)
     ExpressionList (children 1)
      Function bitmapBuild (children 1)
       ExpressionList (children 1)
        Function emptyArrayUInt8 (children 1)
         ExpressionList
