Update README.md

flowerinthenight · Jun 15, 2023 · 58ddef8 · 58ddef8
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@@ -12,6 +12,9 @@ Similar projects:
 * [lockgate](https://github.com/werf/lockgate) - Go
 * [kettle](https://github.com/flowerinthenight/kettle) - Go
 
+## Use cases
+One use case for this library is leader election. If you want one host/node/pod to be the leader within a cluster/group, you can achieve that with this library. When the leader fails, it will fail over to another host/node/pod within a specific timeout.
+
 ## Usage
 At the moment, the table needs to be created beforehand using the following DDL (`locktable` is just an example):
 ```SQL