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python 中的sql 处理

sql="insert into douyin_webcast_table (room_id,user_id,timetamp,action,extension)values(%d,%d,%d,%s,'%s')" % (roomid,dy_id,Chat_Message_Time,'进入',user_name)
print(sql)
 print("数据库字符串")
self.cursor.execute(sql)
rs = self.cursor.fetchone()

我在python 中生命一个sql 字符串,就是打印不出来这是咋回事
插入也是失败


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by (71.8m points)

没打印就是根本没运行到这里


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