CreateQuery squares (children 2)
 Identifier squares
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 3)
    ExpressionList (children 1)
     Function multiply (alias square_number) (children 1)
      ExpressionList (children 2)
       Identifier number
       Literal UInt64_2
    ExpressionList (children 2)
     Identifier number
     Identifier square_number
    TablesInSelectQuery (children 1)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       TableIdentifier numbers_indexed
