课件,技术分享课件上传
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课件,技术分享课件上传 <link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/css/base.min.css" rel="stylesheet"/><link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/css/fancy.min.css" rel="stylesheet"/><link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/89630648/raw.css" rel="stylesheet"/><div id="sidebar" style="display: none"><div id="outline"></div></div><div class="pf w0 h0" data-page-no="1" id="pf1"><div class="pc pc1 w0 h0"><img alt="" class="bi x0 y0 w1 h1" src="/image.php?url=https://csdnimg.cn/release/download_crawler_static/89630648/bg1.jpg"/><div class="t m0 x1 h2 y1 ff1 fs0 fc0 sc0 ls0 ws0">接口<span class="_ _0"></span>幂等<span class="_ _0"></span>性</div><div class="t m0 x2 h3 y2 ff1 fs1 fc0 sc1 ls0 ws0">杜雅倩</div><div class="t m0 x2 h3 y3 ff1 fs1 fc0 sc1 ls0 ws0">2024年8月1日</div></div><div class="pi" data-data='{"ctm":[1.000000,0.000000,0.000000,1.000000,0.000000,0.000000]}'></div></div><div id="pf2" class="pf w0 h0" data-page-no="2"><div class="pc pc2 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="/image.php?url=https://csdnimg.cn/release/download_crawler_static/89630648/bg2.jpg"><div class="t m0 x3 h4 y4 ff1 fs2 fc1 sc1 ls0 ws0">1/N</div><div class="t m0 x4 h5 y5 ff2 fs3 fc2 sc1 ls0 ws0">•<span class="_ _1"> </span><span class="ff3">什么是接口幂等性</span></div><div class="t m0 x4 h5 y6 ff2 fs3 fc2 sc1 ls0 ws0">•<span class="_ _1"> </span><span class="ff3">为什么会产生接口幂等性问题</span></div><div class="t m0 x4 h5 y7 ff2 fs3 fc2 sc1 ls0 ws0">•<span class="_ _1"> </span><span class="ff3">在<span class="ff4"> restful </span>规范中<span class="ff4">,</span>常见的请求方式和接口幂等性关系</span></div><div class="t m0 x4 h5 y8 ff2 fs3 fc2 sc1 ls0 ws0">•<span class="_ _1"> </span><span class="ff3">如何保证接口幂等性<span class="ff4"> </span></span></div></div><div class="pi" data-data='{"ctm":[1.000000,0.000000,0.000000,1.000000,0.000000,0.000000]}'></div></div><div id="pf3" class="pf w0 h0" data-page-no="3"><div class="pc pc3 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="/image.php?url=https://csdnimg.cn/release/download_crawler_static/89630648/bg3.jpg"><div class="t m0 x5 h6 y9 ff5 fs3 fc2 sc1 ls0 ws0">什么是接口幂等性</div><div class="t m0 x3 h4 y4 ff1 fs2 fc1 sc1 ls0 ws0">2/N</div><div class="t m0 x6 h3 ya ff1 fs1 fc1 sc1 ls0 ws0">所谓幂等,就是任意多次执行所产生的影响均与一次执行的影响相同。</div><div class="t m0 x6 h3 yb ff1 fs1 fc1 sc1 ls0 ws0">对于接口调用,<span class="fc2">同一个接口,多次发出同一个请求,必须保证操作只执行一次</span>。</div><div class="t m0 x6 h3 yc ff1 fs1 fc1 sc1 ls0 ws0">比如下面这些情况,如果没有实现接口幂等性会有很严重的后果:支付接口,重复支付会</div><div class="t m0 x6 h3 yd ff1 fs1 fc1 sc1 ls0 ws0">导致多次扣钱<span class="ff2"> </span>;订单接口,同一个订单可能会多次创建。</div></div><div class="pi" data-data='{"ctm":[1.000000,0.000000,0.000000,1.000000,0.000000,0.000000]}'></div></div>