I found these in the docs which are verbose and helpful:
https://github.com/vesoft-inc/nebula/blob/master/docs/manual...
https://github.com/vesoft-inc/nebula/blob/master/docs/manual...
https://github.com/vesoft-inc/nebula/blob/master/docs/manual...
https://github.com/vesoft-inc/nebula/blob/master/docs/manual...