However, cockroachdb does all other work (including query execution) in Go too. There's also DGraph based on Badger as a storage engine which is an all-go stac

However, cockroachdb does all other work (including query execution) in Go too. There's also DGraph based on Badger as a storage engine which is an all-go stack. And badger does compare favorably to rocksdb under certain workloads.