nebula 版本：nebula-graph-2.0.0.el7.x86_64.rpm
- 部署方式（分布式 / 单机 / Docker / DBaaS）：分布式 三节点
- 是否为线上版本：N
- 硬件信息
- 磁盘（ 推荐使用 SSD）:SSD
- CPU、内存信息 每天64核，512G（和其他应用公用，可用磁盘空间约1T）
- 问题的具体描述
- 相关的 meta / storage / graph info 日志信息
(root@nebula) [testindex1]> show tag indexes
+---------------------+
| Names |
+---------------------+
| "index_player" |
+---------------------+
| "index_player_name" |
+---------------------+
| "index_tag" |
+---------------------+
Got 3 rows (time spent 1462/1964 us)
Thu, 20 May 2021 10:52:53 CST
(root@nebula) [testindex1]> MATCH (v:player) WHERE v.name STARTS WITH "T" RETURN v.name, v.age;
+------------------+-------+
| v.name | v.age |
+------------------+-------+
| "Tracy McGrady" | 39 |
+------------------+-------+
| "Tiago Splitter" | 34 |
+------------------+-------+
| "Tim Duncan" | 42 |
+------------------+-------+
| "Tony ma" | 36 |
+------------------+-------+
Got 4 rows (time spent 6819/7417 us)
Thu, 20 May 2021 10:53:02 CST
(root@nebula) [testindex1]> MATCH (v:player) \
-> WHERE v.name CONTAINS "Pa" \
-> RETURN v.name, v.age;
+---------------+-------+
| v.name | v.age |
+---------------+-------+
| "Chris Paul" | 33 |
+---------------+-------+
| "Paul George" | 28 |
+---------------+-------+
| "Paul Gasol" | 38 |
+---------------+-------+
Got 3 rows (time spent 76738/77213 us)
Thu, 20 May 2021 10:59:37 CST
可以啊，为什么文档中说不可以呢？
再试试其他的
(root@nebula) [testindex1]> LOOKUP ON player WHERE player.name starts with "T";
[ERROR (-12)]: SemanticError: Expression (player.name STARTS WITH "T") not supported yet
(root@nebula) [testindex1]> GO FROM "player100" OVER follow REVERSELY \
-> YIELD follow._dst AS id | \
-> GO FROM $-.id OVER serve \
-> WHERE $^.player.name starts with "T" \
-> YIELD $^.player.name AS FriendOf, $$.team.name AS Team;
+------------------+-----------+
| FriendOf | Team |
+------------------+-----------+
| "Tony ma" | "Hornets" |
+------------------+-----------+
| "Tony ma" | "Spurs" |
+------------------+-----------+
| "Tiago Splitter" | "Hawks" |
+------------------+-----------+
| "Tiago Splitter" | "Spurs" |
+------------------+-----------+
| "Tiago Splitter" | "76ers" |
+------------------+-----------+
Got 5 rows (time spent 6740/7259 us)
Thu, 20 May 2021 11:03:19 CST
(root@nebula) [testindex1]> GO FROM "player100" OVER follow REVERSELY YIELD follow._dst AS id | GO FROM $-.id OVER serve WHERE $^.player.name contains "T" YIELD $^.player.name AS FriendOf, $$.team.name AS Team;
+------------------+-----------+
| FriendOf | Team |
+------------------+-----------+
| "Tony ma" | "Hornets" |
+------------------+-----------+
| "Tony ma" | "Spurs" |
+------------------+-----------+
| "Tiago Splitter" | "Hawks" |
+------------------+-----------+
| "Tiago Splitter" | "Spurs" |
+------------------+-----------+
| "Tiago Splitter" | "76ers" |
+------------------+-----------+
Got 5 rows (time spent 6605/7132 us)
Thu, 20 May 2021 11:03:55 CST
综上，原生索引可以基于指定属性查询数据有如下特点，最后一个- 不支持CONTAINS和STARTS WITH等字符串操作符。这个该怎么理解？
