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content="/images/avatar.jpg"><meta itemprop="name" content="Hito Li"><meta itemprop="description" content="天下事有难易乎?为之,则难者亦易矣, 天生我材必有用"></span><span hidden itemprop="publisher" itemscope itemtype="http://schema.org/Organization"><meta itemprop="name" content="涛声依旧"></span><div class="body md" itemprop="articleBody"><h4 id="问题"><a class="anchor" href="#问题">#</a> 问题</h4><p>http 请求发起后接收不到返回数据!!!【测试环境没出问题,发到正式环境就有问题】</p><p>项目中通过 restTemplate 发起请求:<br></p><figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br></pre></td><td class="code"><pre><span class="line">log.info(<span class="string">&quot;请求入参:&#123;&#125;&quot;</span>,JSON.toJSONString(request));<span class="comment">//打印日志1</span></span><br><span class="line"><span class="comment">// 配置http请求的连接超时时间和读取超时时间</span></span><br><span class="line"><span class="type">HttpsClientRequestFactory</span> <span class="variable">factory</span> <span class="operator">=</span> <span class="keyword">new</span> <span class="title class_">HttpsClientRequestFactory</span>();</span><br><span class="line">factory.setConnectTimeout(<span class="number">60</span> * <span class="number">1000</span>);</span><br><span class="line">factory.setReadTimeout(<span class="number">5</span> * <span class="number">60</span> * <span class="number">1000</span>);</span><br><span class="line"><span class="type">RestTemplate</span> <span class="variable">restTemplate</span> <span class="operator">=</span> <span class="keyword">new</span> <span class="title class_">RestTemplate</span>(factory);</span><br><span class="line">Result&lt;InventoryResult&gt; result = restTemplate.postForObject(address.concat(inventoryUrl), request, Result.class);</span><br><span class="line">log.info(<span class="string">&quot;库存同步,返回数据: &#123;&#125;&quot;</span>, result);<span class="comment">//打印日志2</span></span><br></pre></td></tr></table></figure><p></p><ul><li>打印日志 1 内容为:</li></ul><p>http 请求入参:{data=[{ productStatus=10,skuCode=null}], messageId=ewpfpr1t6ey5r6qj0su0w1h6rt73hr,token=vgvU5EJKuZbuHii7WH6pTINp40ZRicaqLz4dq5P7L6pDzWir8EEGZhCKPucQjljsw69EHasEy+iJfdTofDg==}</p><ul><li><p>打印日志 2 内容为:没有打印内容!!!</p></li><li><p>最后发现是因为测试环境中数据量较小http 请求后,很快能得到相应,而正式环境数据量较大,没有及时得到响应,连接或者读取超时!!!</p></li></ul><h4 id="解决方式"><a class="anchor" href="#解决方式">#</a> 解决方式</h4><h6 id="第一种"><a class="anchor" href="#第一种">#</a> 第一种</h6><ol><li><p>添加 HttpsClientRequestFactory 类,并继承 SimpleClientHttpRequestFactory<br></p><figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br><span class="line">36</span><br><span class="line">37</span><br><span class="line">38</span><br><span class="line">39</span><br><span class="line">40</span><br><span class="line">41</span><br><span class="line">42</span><br><span class="line">43</span><br><span class="line">44</span><br><span class="line">45</span><br><span class="line">46</span><br><span class="line">47</span><br><span class="line">48</span><br><span class="line">49</span><br><span class="line">50</span><br><span class="line">51</span><br><span class="line">52</span><br><span class="line">53</span><br><span class="line">54</span><br><span class="line">55</span><br><span class="line">56</span><br><span class="line">57</span><br></pre></td><td class="code"><pre><span class="line"><span class="comment">/**</span></span><br><span class="line"><span class="comment"> * 兼容调Https接口</span></span><br><span class="line"><span class="comment"> */</span></span><br><span class="line"><span class="keyword">public</span> <span class="keyword">class</span> <span class="title class_">HttpsClientRequestFactory</span> <span class="keyword">extends</span> <span class="title class_">SimpleClientHttpRequestFactory</span> &#123;</span><br><span class="line"> </span><br><span class="line"> <span class="meta">@Override</span></span><br><span class="line"> <span class="keyword">protected</span> <span class="keyword">void</span> <span class="title function_">prepareConnection</span><span class="params">(HttpURLConnection connection, String httpMethod)</span></span><br><span class="line"> <span class="keyword">throws</span> IOException &#123;</span><br><span class="line"> <span class="keyword">if</span> (connection <span class="keyword">instanceof</span> HttpsURLConnection) &#123;</span><br><span class="line"> prepareHttpsConnection((HttpsURLConnection) connection);</span><br><span class="line"> &#125;</span><br><span class="line"> <span class="built_in">super</span>.prepareConnection(connection, httpMethod);</span><br><span class="line"> &#125;</span><br><span class="line"> </span><br><span class="line"> <span class="keyword">private</span> <span class="keyword">void</span> <span class="title function_">prepareHttpsConnection</span><span class="params">(HttpsURLConnection connection)</span> &#123;</span><br><span class="line"> connection.setHostnameVerifier(<span class="keyword">new</span> <span class="title class_">SkipHostnameVerifier</span>());</span><br><span class="line"> <span class="keyword">try</span> &#123;</span><br><span class="line"> connection.setSSLSocketFactory(createSslSocketFactory());</span><br><span class="line"> &#125;</span><br><span class="line"> <span class="keyword">catch</span> (Exception ex) &#123;</span><br><span class="line"> <span class="comment">// Ignore</span></span><br><span class="line"> &#125;</span><br><span class="line"> &#125;</span><br><span class="line"> </span><br><span class="line"> <span class="keyword">private</span> SSLSocketFactory <span class="title function_">createSslSocketFactory</span><span class="params">()</span> <span class="keyword">throws</span> Exception &#123;</span><br><span class="line"> <span class="type">SSLContext</span> <span class="variable">context</span> <span class="operator">=</span> SSLContext.getInstance(<span class="string">&quot;TLS&quot;</span>);</span><br><span class="line"> context.init(<span class="literal">null</span>, <span class="keyword">new</span> <span class="title class_">TrustManager</span>[] &#123; <span class="keyword">new</span> <span class="title class_">SkipX509TrustManager</span>() &#125;,</span><br><span class="line"> <span class="keyword">new</span> <span class="title class_">SecureRandom</span>());</span><br><span class="line"> <span class="keyword">return</span> context.getSocketFactory();</span><br><span class="line"> &#125;</span><br><span class="line"> </span><br><span class="line"> <span class="keyword">private</span> <span class="keyword">class</span> <span class="title class_">SkipHostnameVerifier</span> <span class="keyword">implements</span> <span class="title class_">HostnameVerifier</span> &#123;</span><br><span class="line"> </span><br><span class="line"> <span class="meta">@Override</span></span><br><span class="line"> <span class="keyword">public</span> <span class="type">boolean</span> <span class="title function_">verify</span><span class="params">(String s, SSLSession sslSession)</span> &#123;</span><br><span class="line"> <span class="keyword">return</span> <span class="literal">true</span>;</span><br><span class="line"> &#125;</span><br><span class="line"> </span><br><span class="line"> &#125;</span><br><span class="line"> </span><br><span class="line"> <span class="keyword">private</span> <span class="keyword">static</span> <span class="keyword">class</span> <span class="title class_">SkipX509TrustManager</span> <span class="keyword">implements</span> <span class="title class_">X509TrustManager</span> &#123;</span><br><span class="line"> </span><br><span class="line"> <span class="meta">@Override</span></span><br><span class="line"> <span class="keyword">public</span> X509Certificate[] getAcceptedIssuers() &#123;</span><br><span class="line"> <span class="keyword">return</span> <span class="keyword">new</span> <span class="title class_">X509Certificate</span>[<span class="number">0</span>];</span><br><span class="line"> &#125;</span><br><span class="line"> </span><br><span class="line"> <span class="meta">@Override</span></span><br><span class="line"> <span class="keyword">public</span> <span class="keyword">void</span> <span class="title function_">checkClientTrusted</span><span class="params">(X509Certificate[] chain, String authType)</span> &#123;</span><br><span class="line"> &#125;</span><br><span class="line"> </span><br><span class="line"> <span class="meta">@Override</span></span><br><span class="line"> <span class="keyword">public</span> <span class="keyword">void</span> <span class="title function_">checkServerTrusted</span><span class="params">(X509Certificate[] chain, String authType)</span> &#123;</span><br><span class="line"> &#125;</span><br><span class="line"> </span><br><span class="line"> &#125;</span><br><span class="line">&#125;</span><br></pre></td></tr></table></figure><p></p></li><li><p>使用 restTemplate 发起请求前先设置连接和超时时间或者通过容器加载配置类然后设置超时时间<br></p><figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br></pre></td><td class="code"><pre><span class="line"><span class="comment">//配置http请求的连接超时时间和读取超时时间</span></span><br><span class="line"><span class="type">HttpsClientRequestFactory</span> <span class="variable">factory</span> <span class="operator">=</span> <span class="keyword">new</span> <span class="title class_">HttpsClientRequestFactory</span>();</span><br><span class="line">factory.setConnectTimeout(<span class="number">60</span> * <span class="number">1000</span>);</span><br><span class="line">factory.setReadTimeout(<span class="number">5</span> * <span class="number">60</span> * <span class="number">1000</span>);</span><br><span class="line"><span class="type">RestTemplate</span> <span class="variable">restTemplate</span> <span class="operator">=</span> <span class="keyword">new</span> <span class="title class_">RestTemplate</span>(factory);</span><br><span class="line">BaseResult&lt;QueryInventoryResult&gt; result = restTemplate.postForObject(address.concat(inventoryUrl), request, Result.class);</span><br></pre></td></tr></table></figure><br><figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br></pre></td><td class="code"><pre><span class="line"><span class="meta">@Configuration</span></span><br><span class="line"><span class="keyword">public</span> <span class="keyword">class</span> <span class="title class_">RestConfig</span> &#123;</span><br><span class="line"> </span><br><span class="line"> <span class="comment">//60 * 1000</span></span><br><span class="line"> <span class="meta">@Value(&quot;$&#123;rest.connectTimeout:60000&#125;&quot;)</span></span><br><span class="line"> <span class="keyword">private</span> <span class="type">int</span> connectTimeout;</span><br><span class="line"> </span><br><span class="line"> <span class="comment">//5 * 60 * 1000</span></span><br><span class="line"> <span class="meta">@Value(&quot;$&#123;rest.readTimeout:300000&#125;&quot;)</span></span><br><span class="line"> <span class="keyword">private</span> <span class="type">int</span> readTimeout;</span><br><span class="line"> </span><br><span class="line"> <span class="meta">@Bean</span></span><br><span class="line"> <span class="keyword">public</span> RestTemplate <span class="title function_">restTemplate</span><span class="params">()</span> &#123;</span><br><span class="line"> <span class="type">SimpleClientHttpRequestFactory</span> <span class="variable">simpleClientHttpRequestFactory</span> <span class="operator">=</span> <span class="keyword">new</span> <span class="title class_">SimpleClientHttpRequestFactory</span>();</span><br><span class="line"> simpleClientHttpRequestFactory.setConnectTimeout(connectTimeout);</span><br><span class="line"> simpleClientHttpRequestFactory.setReadTimeout(readTimeout);</span><br><span class="line"> <span class="type">RestTemplate</span> <span class="variable">restTemplate</span> <span class="operator">=</span> <span class="keyword">new</span> <span class="title class_">RestTemplate</span>(simpleClientHttpRequestFactory);</span><br><span class="line"> <span class="keyword">return</span> restTemplate;</span><br><span class="line"> &#125;</span><br></pre></td></tr></table></figure><p></p></li></ol><h6 id="第二种"><a class="anchor" href="#第二种">#</a> 第二种</h6><p></p><figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br></pre></td><td class="code"><pre><span class="line"><span class="meta">@Configuration</span></span><br><span class="line"><span class="keyword">public</span> <span class="keyword">class</span> <span class="title class_">RestConfig</span> &#123;</span><br><span class="line"> </span><br><span class="line"> <span class="comment">//60 * 1000</span></span><br><span class="line"> <span class="meta">@Value(&quot;$&#123;rest.connectTimeout:60000&#125;&quot;)</span></span><br><span class="line"> <span class="keyword">private</span> <span class="type">int</span> connectTimeout;</span><br><span class="line"> </span><br><span class="line"> <span class="comment">//5 * 60 * 1000</span></span><br><span class="line"> <span class="meta">@Value(&quot;$&#123;rest.readTimeout:300000&#125;&quot;)</span></span><br><span class="line"> <span class="keyword">private</span> <span class="type">int</span> readTimeout; </span><br><span class="line"> </span><br><span class="line"> <span class="meta">@Value(&quot;$&#123;rest.connectionRequestTimeout:300000&#125;&quot;)</span></span><br><span class="line"> <span class="keyword">private</span> <span class="type">int</span> connectionRequestTimeout; </span><br><span class="line"> </span><br><span class="line"> <span class="comment">/**</span></span><br><span class="line"><span class="comment"> * 使用 HttpComponentsClientHttpRequestFactory创建http请求推荐</span></span><br><span class="line"><span class="comment"> */</span></span><br><span class="line"> <span class="meta">@Bean</span></span><br><span class="line"> <span class="keyword">public</span> RestTemplate <span class="title function_">restTemplate</span><span class="params">()</span> &#123;</span><br><span class="line"> <span class="type">HttpComponentsClientHttpRequestFactory</span> <span class="variable">httpRequestFactory</span> <span class="operator">=</span> <span class="keyword">new</span> <span class="title class_">HttpComponentsClientHttpRequestFactory</span>();</span><br><span class="line"> httpRequestFactory.setConnectionRequestTimeout(connectionRequestTimeout);</span><br><span class="line"> httpRequestFactory.setConnectTimeout(connectTimeout);</span><br><span class="line"> httpRequestFactory.setReadTimeout(readTimeout);</span><br><span class="line"> <span class="keyword">return</span> <span class="keyword">new</span> <span class="title class_">RestTemplate</span>(httpRequestFactory);</span><br><span class="line"> </span><br><span class="line"> &#125;</span><br><span class="line">&#125;</span><br></pre></td></tr></table></figure><p></p><h6 id="第三种基于第二种升级"><a class="anchor" href="#第三种基于第二种升级">#</a> 第三种(基于第二种升级)</h6><p></p><figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br><span class="line">36</span><br><span class="line">37</span><br><span class="line">38</span><br><span class="line">39</span><br><span class="line">40</span><br><span class="line">41</span><br><span class="line">42</span><br><span class="line">43</span><br><span class="line">44</span><br></pre></td><td class="code"><pre><span class="line"><span class="meta">@Configuration</span></span><br><span class="line"><span class="keyword">public</span> <span class="keyword">class</span> <span class="title class_">RestConfig</span> &#123;</span><br><span class="line"> </span><br><span class="line"> </span><br><span class="line"> <span class="comment">/**</span></span><br><span class="line"><span class="comment"> * 高并发采用HttpClient连接池</span></span><br><span class="line"><span class="comment"> */</span></span><br><span class="line"> <span class="meta">@Bean</span></span><br><span class="line"> <span class="keyword">public</span> RestTemplate <span class="title function_">restTemplate</span><span class="params">()</span> &#123;</span><br><span class="line"> <span class="keyword">return</span> <span class="keyword">new</span> <span class="title class_">RestTemplate</span>(httpRequestFactory());</span><br><span class="line"> &#125;</span><br><span class="line"> </span><br><span class="line"> </span><br><span class="line"> <span class="meta">@Bean</span></span><br><span class="line"> <span class="keyword">public</span> ClientHttpRequestFactory <span class="title function_">httpRequestFactory</span><span class="params">()</span> &#123;</span><br><span class="line"> <span class="keyword">return</span> <span class="keyword">new</span> <span class="title class_">HttpComponentsClientHttpRequestFactory</span>(httpClient());</span><br><span class="line"> &#125;</span><br><span class="line"> </span><br><span class="line"> </span><br><span class="line"> <span class="meta">@Bean</span></span><br><span class="line"> <span class="keyword">public</span> HttpClient <span class="title function_">httpClient</span><span class="params">()</span> &#123;</span><br><span class="line"> Registry&lt;ConnectionSocketFactory&gt; registry = RegistryBuilder.&lt;ConnectionSocketFactory&gt;create()</span><br><span class="line"> .register(<span class="string">&quot;http&quot;</span>, PlainConnectionSocketFactory.getSocketFactory())</span><br><span class="line"> .register(<span class="string">&quot;https&quot;</span>, SSLConnectionSocketFactory.getSocketFactory())</span><br><span class="line"> .build();</span><br><span class="line"> <span class="type">PoolingHttpClientConnectionManager</span> <span class="variable">connectionManager</span> <span class="operator">=</span> <span class="keyword">new</span> <span class="title class_">PoolingHttpClientConnectionManager</span>(registry);</span><br><span class="line"> <span class="comment">//设置整个连接池最大连接数</span></span><br><span class="line"> connectionManager.setMaxTotal(<span class="number">1000</span>);</span><br><span class="line"> <span class="comment">//路由是对maxTotal的细分</span></span><br><span class="line"> connectionManager.setDefaultMaxPerRoute(<span class="number">100</span>);</span><br><span class="line"> <span class="comment">//定义不活动的时间(毫秒),超过的连接从连接池拿取需要重新验证</span></span><br><span class="line"> connectionManager.setValidateAfterInactivity(<span class="number">200</span>);</span><br><span class="line"> <span class="type">RequestConfig</span> <span class="variable">requestConfig</span> <span class="operator">=</span> RequestConfig.custom()</span><br><span class="line"> .setSocketTimeout(<span class="number">30000</span>) <span class="comment">//返回数据的超时时间</span></span><br><span class="line"> .setConnectTimeout(<span class="number">20000</span>) <span class="comment">//连接上服务器的超时时间</span></span><br><span class="line"> .setConnectionRequestTimeout(<span class="number">1000</span>) <span class="comment">//从连接池中获取连接的超时时间</span></span><br><span class="line"> .build();</span><br><span class="line"> <span class="keyword">return</span> HttpClientBuilder.create()</span><br><span class="line"> .setDefaultRequestConfig(requestConfig)</span><br><span class="line"> .setConnectionManager(connectionManager)</span><br><span class="line"> .evictIdleConnections(<span class="number">2</span>, TimeUnit.SECONDS) <span class="comment">//保持空闲的最大时间</span></span><br><span class="line"> .build();</span><br><span class="line"> &#125;</span><br><span class="line">&#125;</span><br></pre></td></tr></table></figure><p></p><div class="tags"><a href="/tags/RestTemplate/" rel="tag"><i class="ic i-tag"></i> RestTemplate</a></div></div><footer><div class="meta"><span class="item"><span class="icon"><i class="ic i-calendar-check"></i> </span><span class="text">更新于</span> <time title="修改时间2023-06-01 14:42:14" itemprop="dateModified" datetime="2023-06-01T14:42:14+08:00">2023-06-01</time> </span><span id="2023/05/30/http请求之restTemplate配置超时时间/" class="item leancloud_visitors" data-flag-title="http 请求之 restTemplate 配置超时时间" title="阅读次数"><span class="icon"><i class="ic i-eye"></i> </span><span class="text">阅读次数</span> <span class="leancloud-visitors-count"></span> <span class="text"></span></span></div><div class="reward"><button><i class="ic i-heartbeat"></i> 赞赏</button><p>请我喝[茶]~( ̄▽ ̄)~*</p><div id="qr"><div><img data-src="/images/wechatpay.png" alt="Hito Li 微信支付"><p>微信支付</p></div><div><img data-src="/images/alipay.png" alt="Hito Li 支付宝"><p>支付宝</p></div></div></div><div id="copyright"><ul><li class="author"><strong>本文作者: </strong>Hito Li <i class="ic i-at"><em>@</em></i>涛声依旧</li><li 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解决问题</span><h3>解决MySQL报only_full_group_by错误</h3></a></div><div class="item right"><a href="/2023/07/01/shoka%E4%B8%BB%E9%A2%98%E9%80%9F%E5%BA%A6%E4%BC%98%E5%8C%96-%E6%8B%86%E5%88%86jsdelivr/" itemprop="url" rel="next" data-background-image="https:&#x2F;&#x2F;nas.hitoli.com:18014&#x2F;images&#x2F;2022&#x2F;10&#x2F;29&#x2F;6833939bly1giclflwv2aj20zk0m84qp.jpg" title="shoka主题速度优化-拆分jsdelivr"><span class="type">下一篇</span> <span class="category"><i class="ic i-flag"></i> Hexo</span><h3>shoka主题速度优化-拆分jsdelivr</h3></a></div></div><div class="wrap" id="comments"></div></div><div id="sidebar"><div class="inner"><div class="panels"><div class="inner"><div class="contents panel pjax" data-title="文章目录"><ol class="toc"><li class="toc-item toc-level-4"><a class="toc-link" href="#%E9%97%AE%E9%A2%98"><span class="toc-number">1.</span> <span class="toc-text">问题</span></a></li><li class="toc-item toc-level-4"><a class="toc-link" href="#%E8%A7%A3%E5%86%B3%E6%96%B9%E5%BC%8F"><span class="toc-number">2.</span> <span class="toc-text">解决方式</span></a><ol class="toc-child"><li class="toc-item toc-level-6"><a class="toc-link" href="#%E7%AC%AC%E4%B8%80%E7%A7%8D"><span class="toc-number">2.0.1.</span> <span class="toc-text">第一种</span></a></li><li class="toc-item toc-level-6"><a class="toc-link" href="#%E7%AC%AC%E4%BA%8C%E7%A7%8D"><span class="toc-number">2.0.2.</span> <span class="toc-text">第二种</span></a></li><li class="toc-item toc-level-6"><a class="toc-link" href="#%E7%AC%AC%E4%B8%89%E7%A7%8D%E5%9F%BA%E4%BA%8E%E7%AC%AC%E4%BA%8C%E7%A7%8D%E5%8D%87%E7%BA%A7"><span class="toc-number">2.0.3.</span> <span class="toc-text">第三种(基于第二种升级)</span></a></li></ol></li></ol></div><div class="related panel pjax" data-title="系列文章"><ul><li><a href="/2022/11/21/mysql%E6%95%B0%E6%8D%AE%E5%BA%93auto-increment%E8%87%AA%E5%A2%9E%E9%95%BF%E4%B8%8D%E5%8F%98%E7%9A%84%E5%A4%84%E7%90%86%E6%96%B9%E6%B3%95/" rel="bookmark" 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