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Delete duplicate does in 3 design examples (#24)

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Delete duplicate word "does" in design exercises
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Balki Kodarapu
2017-03-18 08:37:16 -07:00
committed by Donne Martin
parent 5fa4136b58
commit eaed5dd016
3 changed files with 3 additions and 3 deletions
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solutions/system_design/social_graph/README.md
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@@ -104,7 +104,7 @@ We won't be able to fit all users on the same machine, we'll need to [shard](htt
* The **Client** sends a request to the **Web Server**, running as a [reverse proxy](https://github.com/donnemartin/system-design-primer#reverse-proxy-web-server)
* The **Web Server** forwards the request to the **Search API** server
* The **Search API** server forwards the request to the **User Graph Service**
* The **User Graph Service** does does the following:
* The **User Graph Service** does the following:
* Uses the **Lookup Service** to find the **Person Server** where the current user's info is stored
* Finds the appropriate **Person Server** to retrieve the current user's list of `friend_ids`
* Runs a BFS search using the current user as the `source` and the current user's `friend_ids` as the ids for each `adjacent_node`