orand·11 tháng trước·discussIt's possible to sort just a single column, leaving all the columns beside it in their original sort order. That's very bad if you want to keep your rows in one piece.
orand·3 năm trước·discussThere you go. I was about to call you out for associating Marty's name with the first type, but then I saw your edit. :-)
orand·4 năm trước·discussThose are a lot of words that don't actually tell us what you think MLK's values are. Until you do, you didn't actually refute anything.