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demo5.py  #2

@zhu-jie

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@zhu-jie

原书例子

sql = 'INSERT INTO {table}({keys}) VALUES ({values}) ON DUPLICATE KEY UPDATE'.format(table=table, keys=keys, values=values)
update = ','.join(["{key} = %ss".format(key=key) for key in data])

执行无法插入报错,修改为

sql = 'INSERT INTO {table}({keys}) VALUES ({values}) ON DUPLICATE KEY UPDATE '.format(table=table, keys=keys, values=values)
update = ','.join(["{key} = %s".format(key=key) for key in data])

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