The highest tagged major version is v2.

apiserver/

Details

Path	Synopsis
apis Package apis hosts all apis of aa +domain=pingcap.com	Package apis hosts all apis of aa +domain=pingcap.com
tidb Package tidb is the internal version of the tidb.pingcap.com api group.	Package tidb is the internal version of the tidb.pingcap.com api group.
tidb/install
tidb/v1alpha1 Package v1alpha1 the v1alpha1 version of the tidb.pingcap.com api group.	Package v1alpha1 the v1alpha1 version of the tidb.pingcap.com api group.
cmd
openapi
storage