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Query the data from 2013 to 2021, and only query the data from 2020. The solution to this problem is carried out
2022-04-23 16:26:00 【Huang ha ha~】
sql Take from 2021, Only found 2020 Years of data , rest 2021 The data of the year came out , Then query the... Of this series separately 2021 Years of data , It has data , This is a strange thing I met , Abnormal problems .
terms of settlement ：
In year plan_year=‘2013’ Followed by a connecting symbol and two single quotes ||’’,2021 The data of the year was successfully queried , Record this abnormal problem . I have reminded myself ！！！！
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https://yzsam.com/2022/04/202204231403370785.html
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