我有这个片段:
SELECT
CASE WHEN
AVG(UNIX_TIMESTAMP(tDone)-UNIX_TIMESTAMP(tIPN))/3600 >= 10
THEN
ROUND(AVG(UNIX_TIMESTAMP(tDone)-UNIX_TIMESTAMP(tIPN))/3600,0)
ELSE
ROUND(AVG(UNIX_TIMESTAMP(tDone)-UNIX_TIMESTAMP(tIPN))/3600,1)
END
FROM
...
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我可以做任何事情来删除重复吗?沿着这些方向的东西,例如:(假设代码如下):
SET var = AVG(UNIX_TIMESTAMP(tDone)-UNIX_TIMESTAMP(tIPN))/3600
SELECT
CASE WHEN
var > 10
THEN
ROUND(var,0)
ELSE
ROUND(var,1)
END
FROM
...
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