Skip to content

Update Instagram Newsfeed Design.md #9

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
wants to merge 1 commit into
base: main
Choose a base branch
from
Open

Update Instagram Newsfeed Design.md #9

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
3 changes: 2 additions & 1 deletion 2. Design Instagram Newsfeed/Instagram Newsfeed Design.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -776,7 +776,8 @@ In order to decide the DB type, here are some **general** guidelines that you ca
<tr>
<td><b>LikesDB</b></td>
<td>
Extremely high scale and throughput - 1.5 billion activities/day.<br>
Extremely high scale and throughput - 8.5 billion activities/day.<br>
Reels Activity- Every day, Instagram Reels are reshared more than 4.5 billion times.<br>
No fixed schema - Data may evolve in future to include like 'types' aka reactions (funny, wow, sad, love, ...).<br>
Simple query pattern - We only do either of the things:<br>
- Calculate # of likes and put in the Likes cache.<br>
Expand Down