taosdata / TDengine

TDengine is an open source, high-performance, cloud native time-series database optimized for Internet of Things (IoT), Connected Cars, Industrial IoT and DevOps.

Home Page:https://tdengine.com

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单行函数嵌入到流式计算中报错

WangYMDKU opened this issue · comments

试了一下以下SQL:
create stream s1 into st1 AS select lower(cells_v) from sample_table_1;
报错: Unsupported stream query
cells_v是字符串类型

版本3.2.3.0

解决了。单行函数外面需要套一层聚合函数才可以。。。建议更新下文档这里。标量其实不能单独使用。
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