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TDengine 对单key 查询效果怎么样?#4705

powersam started this conversation inGeneral
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hello,every one!
请教下由于业务需要针对单个传感器进行查询,可以理解为 where key=xxx and time=xxxx.
请问TDengine 对此类查询的效率如何?

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Replies: 1 comment

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TDengine 不是传统关系数据库,只有 timestamp 和超级表的第一个 TAG 有索引

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@powersam@sangshuduo
Converted from issue

This discussion was converted from issue #4705 on December 25, 2020 10:24.


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