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SQL语句 关于字段转换怎么写
2022-07-29 03:49:00 【CSDN问答】
问题遇到的现象和发生背景
请问MySQL中，SQL查询语句里能不能把字段的格式暂时从longtext变成varchar，比如通过cast()或者convert()函数，能否给些成功运行的例子语句
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