SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 5)
    Identifier id
    Function round (children 1)
     ExpressionList (children 2)
      Identifier d32
      Identifier scale
    Function round (children 1)
     ExpressionList (children 2)
      Identifier d64
      Identifier scale
    Function round (children 1)
     ExpressionList (children 2)
      Identifier d128
      Identifier scale
    Function round (children 1)
     ExpressionList (children 2)
      Identifier d256
      Identifier scale
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier tab
   ExpressionList (children 1)
    OrderByElement (children 1)
     Identifier id
