Let’s take a look at sync.Map usage and its source code.
In Go, we have goroutines functionality out of the box. We can run code in parallel. However, in our parallel running code we can work with shared variables, and it is not clear how exactly Go handles such situations.
Read More → Map SourcesThe map programming interface in Go is described in the Go blog. We just need to recall that a map is a key-value storage and it should retrieve values by key as fast as possible.
Read More → Map Sources