mysql中将null值转换为0的语句
摘要：复制代码代码如下:SELECTIF(AVG(cai.conversionsRate)ISNULL,0,AVG(cai.conversions...
复制代码 代码如下:
SELECT
IF(AVG(cai.conversionsRate) IS NULL,0,AVG(cai.conversionsRate))
AS conversionsRate
FROM campaign_info cai
WHERE insertTime BETWEEN '2011-02-01' AND '2011-02-04' AND googleCampaignId=23331401
【mysql中将null值转换为0的语句】相关文章：
★ mysql 忘记密码的解决方法(linux和windows小结)