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points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span><!--[--><!--]--></a></div><!--]--></nav><!--[--><!--]--><ul class="sidebar-items"><!--[--><li><a href="/docs/guide/hzy-admin/home.md" class="sidebar-item sidebar-heading active collapsible" aria-label="HzyAdmin"><!--[--><!--]--> HzyAdmin <!--[--><!--]--></a><ul style="" class="sidebar-item-children"><!--[--><li><a href="/docs/guide/hzy-admin/home.md" class="sidebar-item" aria-label="欢迎使用"><!--[--><!--]--> 欢迎使用 <!--[--><!--]--></a><!----></li><li><a href="/docs/guide/hzy-admin/user-info.md" class="sidebar-item" aria-label="获取登陆人信息"><!--[--><!--]--> 获取登陆人信息 <!--[--><!--]--></a><!----></li><li><a href="/docs/guide/hzy-admin/scheduled-tasks.md" class="sidebar-item" aria-label="定时任务"><!--[--><!--]--> 定时任务 <!--[--><!--]--></a><!----></li><li><a href="/docs/guide/hzy-admin/code-gen.md" class="sidebar-item" aria-label="代码生成"><!--[--><!--]--> 代码生成 <!--[--><!--]--></a><!----></li><li><a href="/docs/guide/hzy-admin/ioc-aop.md" class="sidebar-item" aria-label="自动 IOC 注入 和 AOP"><!--[--><!--]--> 自动 IOC 注入 和 AOP <!--[--><!--]--></a><!----></li><li><p tabindex="0" class="sidebar-item active collapsible">数据库 <span class="down arrow"></span></p><ul style="" class="sidebar-item-children"><!--[--><li><a href="/docs/guide/hzy-admin/database/efcore.md" class="sidebar-item" aria-label="EFCore 初始化数据库"><!--[--><!--]--> EFCore 初始化数据库 <!--[--><!--]--></a><!----></li><li><a href="/docs/guide/hzy-admin/database/sql.md" class="sidebar-item" aria-label="SQL 初始化数据库"><!--[--><!--]--> SQL 初始化数据库 <!--[--><!--]--></a><!----></li><li><a href="/docs/guide/hzy-admin/database/dbs.md" class="sidebar-item" aria-label="多数据源"><!--[--><!--]--> 多数据源 <!--[--><!--]--></a><!----></li><li><a href="/docs/guide/hzy-admin/database/work.md" class="sidebar-item active" aria-label="事务，延迟提交"><!--[--><!--]--> 事务，延迟提交 <!--[--><!--]--></a><!----></li><!--]--></ul></li><li><p tabindex="0" class="sidebar-item collapsible">部署 <span class="right arrow"></span></p><ul style="display:none;" class="sidebar-item-children"><!--[--><li><a href="/docs/guide/hzy-admin/deployment/split.md" class="sidebar-item" aria-label="前后端分离部署"><!--[--><!--]--> 前后端分离部署 <!--[--><!--]--></a><!----></li><li><a href="/docs/guide/hzy-admin/deployment/simple.md" class="sidebar-item" aria-label="整体部署"><!--[--><!--]--> 整体部署 <!--[--><!--]--></a><!----></li><!--]--></ul></li><li><p tabindex="0" class="sidebar-item collapsible">权限 <span class="right arrow"></span></p><ul style="display:none;" class="sidebar-item-children"><!--[--><li><a href="/docs/guide/hzy-admin/permission/authorize.md" class="sidebar-item" aria-label="授权验证"><!--[--><!--]--> 授权验证 <!--[--><!--]--></a><!----></li><li><a href="/docs/guide/hzy-admin/permission/data.md" class="sidebar-item" aria-label="数据权限"><!--[--><!--]--> 数据权限 <!--[--><!--]--></a><!----></li><li><a href="/docs/guide/hzy-admin/permission/api.md" class="sidebar-item" aria-label="接口权限"><!--[--><!--]--> 接口权限 <!--[--><!--]--></a><!----></li><!--]--></ul></li><li><p tabindex="0" class="sidebar-item collapsible">WebApi <span class="right arrow"></span></p><ul style="display:none;" class="sidebar-item-children"><!--[--><li><a href="/docs/guide/hzy-admin/web-api/api-check-model.md" class="sidebar-item" aria-label="模型验证"><!--[--><!--]--> 模型验证 <!--[--><!--]--></a><!----></li><li><a href="/docs/guide/hzy-admin/web-api/api-result.md" class="sidebar-item" aria-label="统一返回"><!--[--><!--]--> 统一返回 <!--[--><!--]--></a><!----></li><li><a href="/docs/guide/hzy-admin/web-api/api-resource-cache.md" class="sidebar-item" aria-label="缓存特性"><!--[--><!--]--> 缓存特性 <!--[--><!--]--></a><!----></li><li><a href="/docs/guide/hzy-admin/web-api/request-limit.md" class="sidebar-item" aria-label="限流特性"><!--[--><!--]--> 限流特性 <!--[--><!--]--></a><!----></li><!--]--></ul></li><li><p tabindex="0" class="sidebar-item collapsible">其他 <span class="right arrow"></span></p><ul style="display:none;" class="sidebar-item-children"><!--[--><li><a href="/docs/guide/hzy-admin/others/client.md" class="sidebar-item" aria-label="前端运行及说明"><!--[--><!--]--> 前端运行及说明 <!--[--><!--]--></a><!----></li><li><a href="/docs/guide/hzy-admin/others/download.md" class="sidebar-item" aria-label="前端下载文件"><!--[--><!--]--> 前端下载文件 <!--[--><!--]--></a><!----></li><li><a href="/docs/guide/hzy-admin/others/problem.md" class="sidebar-item" aria-label="更多问题"><!--[--><!--]--> 更多问题 <!--[--><!--]--></a><!----></li><!--]--></ul></li><!--]--></ul></li><li><p tabindex="0" class="sidebar-item sidebar-heading collapsible">其他项目 <span class="right arrow"></span></p><ul style="display:none;" class="sidebar-item-children"><!--[--><li><a href="/docs/guide/others/home.md" class="sidebar-item" aria-label="介绍"><!--[--><!--]--> 介绍 <!--[--><!--]--></a><!----></li><!--]--></ul></li><!--]--></ul><!--[--><!--]--></aside><!--]--><!--[--><main class="page"><!--[--><!--]--><div class="theme-default-content"><!--[--><!--]--><div><h1 id="事务-延迟提交" tabindex="-1"><a class="header-anchor" href="#事务-延迟提交" aria-hidden="true">#</a> 事务，延迟提交</h1><h2 id="_1、事务特性" tabindex="-1"><a class="header-anchor" href="#_1、事务特性" aria-hidden="true">#</a> 1、事务特性</h2><div class="custom-container tip"><p class="custom-container-title">注意</p><p>1、函数必须是 virtual 事务特性才能起作用。</p><p>2、[Transactional] 特性默认读取 AdminDbContext 如何其他 DbContext 请指定 DbContextType。</p></div><div class="language-csharp line-numbers-mode" data-ext="cs"><pre class="language-csharp"><code><span class="token punctuation">[</span><span class="token attribute"><span class="token class-name">Transactional</span></span><span class="token punctuation">]</span>
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<span class="token keyword">public</span> <span class="token keyword">virtual</span> <span class="token keyword">async</span> <span class="token return-type class-name">Task</span> <span class="token function">SaveFormAsync</span><span class="token punctuation">(</span><span class="token class-name">SysUserFormDto</span> form<span class="token punctuation">)</span>
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<span class="token punctuation">{</span>
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<span class="token comment">// 你的业务逻辑 CRUD ...</span>
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<span class="token punctuation">}</span>
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<span class="token punctuation">[</span><span class="token attribute"><span class="token class-name">Transactional</span><span class="token attribute-arguments"><span class="token punctuation">(</span><span class="token keyword">typeof</span><span class="token punctuation">(</span><span class="token type-expression class-name">AdminDbContext</span><span class="token punctuation">)</span><span class="token punctuation">,</span><span class="token range operator">..</span><span class="token punctuation">.</span><span class="token punctuation">)</span></span></span><span class="token punctuation">]</span>
|
||
<span class="token keyword">public</span> <span class="token keyword">virtual</span> <span class="token keyword">async</span> <span class="token return-type class-name">Task</span> <span class="token function">SaveFormAsync</span><span class="token punctuation">(</span><span class="token class-name">SysUserFormDto</span> form<span class="token punctuation">)</span>
|
||
<span class="token punctuation">{</span>
|
||
<span class="token comment">// 你的业务逻辑 CRUD ...</span>
|
||
<span class="token punctuation">}</span>
|
||
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><h2 id="_2、提交事务" tabindex="-1"><a class="header-anchor" href="#_2、提交事务" aria-hidden="true">#</a> 2、提交事务</h2><div class="language-csharp line-numbers-mode" data-ext="cs"><pre class="language-csharp"><code><span class="token keyword">public</span> <span class="token keyword">async</span> <span class="token return-type class-name">Task</span> <span class="token function">SaveFormAsync</span><span class="token punctuation">(</span><span class="token class-name">SysUserFormDto</span> form<span class="token punctuation">)</span>
|
||
<span class="token punctuation">{</span>
|
||
<span class="token comment">// 创建事务对象</span>
|
||
<span class="token keyword">using</span> <span class="token class-name"><span class="token keyword">var</span></span> tr <span class="token operator">=</span> <span class="token keyword">await</span> _defaultRepository<span class="token punctuation">.</span>UnitOfWork<span class="token punctuation">.</span><span class="token function">BeginTransactionAsync</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
|
||
|
||
<span class="token keyword">try</span>
|
||
<span class="token punctuation">{</span>
|
||
<span class="token comment">// 你的业务逻辑 CRUD ...</span>
|
||
<span class="token punctuation">}</span>
|
||
<span class="token keyword">catch</span> <span class="token punctuation">(</span><span class="token class-name">Exception</span><span class="token punctuation">)</span>
|
||
<span class="token punctuation">{</span>
|
||
<span class="token comment">// 回滚事务</span>
|
||
<span class="token keyword">await</span> tr<span class="token punctuation">.</span><span class="token function">RollbackAsync</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
|
||
<span class="token keyword">throw</span><span class="token punctuation">;</span>
|
||
<span class="token punctuation">}</span>
|
||
<span class="token keyword">finally</span>
|
||
<span class="token punctuation">{</span>
|
||
<span class="token comment">// 提交事务</span>
|
||
<span class="token keyword">await</span> tr<span class="token punctuation">.</span><span class="token function">CommitAsync</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
|
||
<span class="token punctuation">}</span>
|
||
<span class="token punctuation">}</span>
|
||
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><h2 id="_3、延迟提交" tabindex="-1"><a class="header-anchor" href="#_3、延迟提交" aria-hidden="true">#</a> 3、延迟提交</h2><div class="language-csharp line-numbers-mode" data-ext="cs"><pre class="language-csharp"><code><span class="token comment">// 开启延迟提交</span>
|
||
_defaultRepository<span class="token punctuation">.</span>UnitOfWork<span class="token punctuation">.</span><span class="token function">CommitDelayStart</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
|
||
|
||
<span class="token comment">// 你的业务逻辑 CRUD ...</span>
|
||
|
||
<span class="token comment">// 结束延迟提交</span>
|
||
_defaultRepository<span class="token punctuation">.</span>UnitOfWork<span class="token punctuation">.</span><span class="token function">CommitDelayEnd</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
|
||
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div></div><!--[--><!--]--></div><footer class="page-meta"><!----><div class="meta-item last-updated"><span class="meta-item-label">Last Updated: </span><!----></div><div class="meta-item contributors"><span class="meta-item-label">Contributors: </span><span class="meta-item-info"><!--[--><!--[--><span class="contributor" title="email: 1396510655@qq.com">hzy</span><!----><!--]--><!--]--></span></div></footer><!----><!--[--><!--]--></main><!--]--></div><!----><!--]--></div>
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