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TDengine查询问题 1.库中数据已插入库中 2.控制台执行查询脚本，可以查询到数据 3.代码执行查询结果是200，但是结果元素显示都是空的 #56

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xuyuanzhong opened this issue Dec 28, 2023 · 2 comments
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TDengine查询问题 1.库中数据已插入库中 2.控制台执行查询脚本，可以查询到数据 3.代码执行查询结果是200，但是结果元素显示都是空的 #56

xuyuanzhong opened this issue Dec 28, 2023 · 2 comments

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@xuyuanzhong
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1.库中数据已插入库中
2.控制台执行查询脚本，可以查询到数据
3.代码执行查询结果是200，但是结果元素显示都是空的
@xuyuanzhong
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https://mqttsnet.yuque.com/trgbro/fycq04/fdd40apv0y6mnay9按照这个方案操作下tdServer

@xiaonannet
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原因：因为Tdengine SQL 查询中如果使用了函数，返回的结果字段中会包含函数名，会导致ThingLinks存在解析问题，需要修改Tdengine Server配置文件，重启Tdengine 服务。

gine官方配置文件详解

解决方案：

image

添加以下配置内容
image

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@xuyuanzhong @xiaonannet