火山引擎DataTester:5個最佳化思路,構建高效能AB實驗平臺
方案三:GroupBy查詢最佳化(1)背景DataTester的資料查詢和其他資料應用產品不同,DataTester在資料查詢時,所有的查詢都會針對每一個實驗版本都查一遍,而過程中中唯一的區別就在於實驗版本ID,所以和SQL中GroupBy[…]
閱讀全文方案三:GroupBy查詢最佳化(1)背景DataTester的資料查詢和其他資料應用產品不同,DataTester在資料查詢時,所有的查詢都會針對每一個實驗版本都查一遍,而過程中中唯一的區別就在於實驗版本ID,所以和SQL中GroupBy[…]
閱讀全文島大吳彥祖吳偉豪更是不少妹子心中的男神,可是近日吳偉豪的戀情意外曝光,他被指與金髮美女一同入住酒店Staycation,相信令不少妹子心碎[…]
閱讀全文I’ve done it for some time now and I’ve got a lot of weird people from diverse places. This spread in the photo was done[…]
閱讀全文I feel the same about her as I did on the day I first met her[…]
閱讀全文In the Men‘s 1,000m Division A, the Netherlands again proved too strong with a clean sweep of the top three positions, a[…]
閱讀全文Life is not love, but happiness.好長時間沒見了,I haven't seen you for a long time,不知你愛了多久,但又想了好久[…]
閱讀全文The historical sites ofSun Yat-sen Memorial Hall, Guangzhou Luxun Memorial Hall, and the Former Site of Huangpu Militar[…]
閱讀全文Bryant was an 18-time NBA All-Star and five-time NBA champion who played for the Los Angeles Lakers from 1996 to 2016, e[…]
閱讀全文time()print(f‘傳送100次請求,耗時:{end - start}’)if __name__ == ‘__main__’:main()執行效果如下圖所示:傳送100次請求,requests 保持連線耗時1.4秒httpx同步模式[…]
閱讀全文No one, just don’t want to fall in love, want to live a good life, next time I see you, I will look back, but can‘t look[…]
閱讀全文夏天應該是甜甜的,夏天的你也甜甜的[…]
閱讀全文我沒時間≠I have no timehave no time 在老外理解表示:沒有多少活著的時間啦假如你很忙說一句I have no time ,那你老外朋友一定會馬上抱著你打急救電話[…]
閱讀全文我也知道你不是沒時間回我訊息And I know you don‘t have time to get back to me7[…]
閱讀全文而人人影視前腳剛涼,最近小雷又看到一個壞訊息,海外有一個同樣搞盜版影視的軟體Popcorn Time也宣佈主動關停了[…]
閱讀全文#1 Work Was Slow工作時間過得真慢#2 Box Of Pringles + Bored Engineer品客薯條+無聊的工程師#3 When Workers At The Dump Get Bored當垃圾場的工人感到無聊時#[…]
閱讀全文夏天是調節情緒的最佳時節,特別是黃昏和晚風Summer is the best time to regulate mood, especially dusk and evening wind看到別人困苦總想伸手忘記自己也是不容易的It’s […]
閱讀全文I am stupid, you are a liar, with a sentence I love you, I believe in a lifetime[…]
閱讀全文5,150)turtle[…]
閱讀全文我們都知道what's代表what is但是對於o’clock,大家好像很少把它展開來說至於原因,且聽華生娓娓道來1早在13世紀以前,是沒有“時鐘”這個概念的上古時代的人類一般依靠著天象來推算時間估計那個時候,上下班也不用打卡2後[…]
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