There is some overlapping. But we should choose solution wisely :P. Here is a doc [https://github.com/coreos/etcd/blob/master/Documentation/learning/why.md htt

There is some overlapping. But we should choose solution wisely :P. Here is a doc [https://github.com/coreos/etcd/blob/master/Documentation/learning/why.md https://github.com/coreos/etcd/blob/master/Documentation/lea...] comparing etcd with other systems, including CockroachDB. I work on etcd.