NebulaGraph 讨论群 · Venus-2022-W51 #157
Replies: 42 comments
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我想问以下，如果一个陌生的图库，我想查出关系“KNOWS”两端的tag是什么，怎么去查呢？ |
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比如这个，我想知道source和target都含有那些tag |
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给 match pattern 里面的点加上别名，然后 return 出来 |
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是指这样吗 |
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明白了 |
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感谢！ |
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这样可以 |
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这个是因为查询超时了吗？ |
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@方扬 老师 hive导nebula 这几个是MySQL的信息吗 |
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Hive Metastore 数据库为 MySQL |
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哦，解决了，感谢 |
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嗯嗯，赞 |
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我想问下 用nebula-spark-connector 导入nebula数据库，关闭会话 我用session.close，可是会话没有关掉啊 ，像这样存存数据 |
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这样的怎么关会话啊 |
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close是不是只能关client的会话啊 |
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升版本，调高水位，加大内存都可以[旺柴] |
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有什么参数吗，我应该怎么设置 |
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老师 |
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@阳子 |
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system_memory_high_watermark_ratio |
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可以激进一点调高一点，但是如果查询太大或者是老的版本内存释放不及时或者本身内存确实不够就具体情况具体分析了 |
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我试试 |
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@阳子 嗯嗯 |
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现在已经是0.8啦 |
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@阳子 |
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@阳子 这个怎么这么小呀 有什么地方可以设置呀 |
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@想念小鱼干的清蒸 老师 我将studio和nebula graph版本号补充了，并且贴上了报错日志，https://discuss.nebula-graph.com.cn/t/topic/11741，麻烦您有空的时候帮忙看下 |
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老师们，请教下 如何对一个已经为医生tag的vertex，再添加一个病人的tag呀 |
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直接 insert，用同一个 vid 就行 |
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这样呀 好哒 谢谢老师 |
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Archive of WeChat Group: NebulaGraph 讨论群 · Venus-2022-W51
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