如何通过一次梅赛德斯查询设置相同的数字“优先级”。
+---------------------+-------------+-------------+ | cars | place | priority | +---------------------+-------------+-------------+ |Aston Martin |Moscov |1 | |Mercedes Benz |Paris |3 | |Aston Martin |Moscov |1 | |Ferrari Testarossa |New York |2 | |Ferrari Testarossa |Moscov |2 | |Subaru impreza |Paris |4 | |Aston Martin |Paris |1 | |Aston Martin |New York |1 | |Mercedes Benz |Moscov |3 | |Subaru impreza |New York |4 | +---------------------+-------------+-------------+
最佳答案
UPDATE table_name
SET priority = 1
WHERE cars = 'Mercedes Benz'
关于mysql - 如何在表中为所有具有相同名称的记录设置相同的列ID号，我们在Stack Overflow上找到一个类似的问题： https://stackoverflow.com/questions/39285582/