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我想查某段时间内每个小时的累计值,SQL是这样写的
select sum(pressure)
from root.water.scheduling.'HBJK21110119' group by ([1651334400000, 1651420799000),1h);
然后我用sum求一个小时的数据的时候,和上面的结果好像不一样
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我想查某段时间内每个小时的累计值,SQL是这样写的
select sum(pressure)
from root.water.scheduling.'HBJK21110119' group by ([1651334400000, 1651420799000),1h);
然后我用sum求一个小时的数据的时候,和上面的结果好像不一样
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