What is the difference between Sort that doesn’t not use Index and Sort that uses Index? Sort that doesn’t use Index occur in memory and Sort that uses Index occur in disk, so isn’t it good to have a Sort that doesn’t use index in terms of speed? I would also like to know the comparison of result…

[image] Kim_Hakseon: Sort that doesn’t use Index occur in memory and Sort that uses Index occur in disk, so isn’t it good to have a Sort that doesn’t use index in terms of speed? Hi @Kim_Hakseon , A sort that is supported by an index only has to fetch matching results. In the context of an ag…

Kim_Hakseon (Kim Hakseon) August 28, 2020, 2:36am 7

I am translating Korean using Papago.

Ok, thank you~

About Sort and Index