1.概述前一段时间学习了NebulaGraph，但是都是命令查看的，然后本章我们开始按照官网，把所有的命令实践一下。实战从这里开始M1 GROUP BY查询语句GO FROM "player100" OVER follow BIDIRECT YIELD $$.player.name as Name | GROUP BY $-.Name YIELD $-.Name as Player, count(*) AS Name_Count