order by index;

[Mr-LLLLL]

General Question

i have 1000w vertex in person tag; and i had build index for tag person(age), i use lookup on person yield properties(vertes).age as age | order by $-.age limit 10; is spent a lot time about(44s), i want to know whether a way to optimize this?

[Mr-LLLLL]

used profile in ngql, i found nebula scan full index first. by the way, i want to know nebula index data strcuct is Hash, i can't find any doc talked about?

[QingZ11]

Sorry for the late reply. For an introduction to the principles of indexing, you can read this link: https://www.nebula-graph.io/posts/how-indexing-works-in-nebula-graph

[QingZ11]

Hi, I have noticed that the issue you created hasn’t been updated for nearly a month, so I have to close it for now. If you have any new updates, you are welcome to reopen this issue anytime.

Thanks a lot for your contribution anyway 😊