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使用mysql查询语句统计数据,如果是null值则赋值为0
select
IFNULL(
sum
(total_view),
0
)
from
如果统计total_view这列为null ,则返回默认值0
-----------------------有任何问题可以在评论区评论,也可以私信我,我看到的话会进行回复,欢迎大家指教------------------------ (蓝奏云官网有些地址失效了,需要把请求地址lanzous改成lanzoux才可以)
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原文地址:https://www.cnblogs.com/pxblog/p/14563128.html
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