cur.execute('insert into keywords(keywords, count) values(%s,%s)', (key, from_url_dict[key]))
{key1:10,key2:100}{key1:30,key3:100}前面是key,對應的後面是count如何讓mysql插入資料的時候當有key相同時,對應的count數值就相加?
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insert into keywords(keywords, count) values(%s,%s) ON DUPLICATE KEY UPDATE count = count +1;
insert into keywords(keywords, count) values(%s,%s) ON DUPLICATE KEY UPDATE count = count +1;