https://blog.margrop.net/tag/hibernate/ Recent content in Hibernate on 魔都水滴 Hugo -- gohugo.io zh-CN Wed, 03 Mar 2021 18:23:39 +0800 https://blog.margrop.net/post/springboot-devtools-terrible/ Wed, 03 Mar 2021 18:23:39 +0800 https://blog.margrop.net/post/springboot-devtools-terrible/ <p>最近在SpringBoot的项目中新增了不少改动，然后就碰到了一个非常奇怪的问题。</p> <h1 id="hibernate数据库查询报错"><code>Hibernate</code>数据库查询报错</h1> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-java" data-lang="java"><span style="display:flex;"><span>2021<span style="color:#f92672">-</span>03<span style="color:#f92672">-</span>03 17:08:28.<span style="color:#a6e22e">016</span> ERROR 36216 <span style="color:#f92672">---</span> <span style="color:#f92672">[</span> XNIO<span style="color:#f92672">-</span>2 task<span style="color:#f92672">-</span>1<span style="color:#f92672">]</span> o.<span style="color:#a6e22e">h</span>.<span style="color:#a6e22e">p</span>.<span style="color:#a6e22e">access</span>.<span style="color:#a6e22e">spi</span>.<span style="color:#a6e22e">SetterMethodImpl</span> : HHH000123: IllegalArgumentException in <span style="color:#66d9ef">class</span><span style="color:#960050;background-color:#1e0010">:</span> <span style="color:#a6e22e">net</span>.<span style="color:#a6e22e">margrop</span>.<span style="color:#a6e22e">racentity</span>.<span style="color:#a6e22e">entity</span>.<span style="color:#a6e22e">Race</span>, setter method of property: raceType </span></span><span style="display:flex;"><span>2021<span style="color:#f92672">-</span>03<span style="color:#f92672">-</span>03 17:08:28.<span style="color:#a6e22e">016</span> ERROR 36216 <span style="color:#f92672">---</span> <span style="color:#f92672">[</span> XNIO<span style="color:#f92672">-</span>2 task<span style="color:#f92672">-</span>1<span style="color:#f92672">]</span> o.<span style="color:#a6e22e">h</span>.<span style="color:#a6e22e">p</span>.<span style="color:#a6e22e">access</span>.<span style="color:#a6e22e">spi</span>.<span style="color:#a6e22e">SetterMethodImpl</span> : HHH000091: Expected type: net.<span style="color:#a6e22e">margrop</span>.<span style="color:#a6e22e">raceapi</span>.<span style="color:#a6e22e">entity</span>.<span style="color:#a6e22e">permanent</span>.<span style="color:#a6e22e">RaceType</span>, actual value: net.<span style="color:#a6e22e">margrop</span>.<span style="color:#a6e22e">raceapi</span>.<span style="color:#a6e22e">entity</span>.<span style="color:#a6e22e">permanent</span>.<span style="color:#a6e22e">RaceType</span> </span></span></code></pre></div><p>这简直就是奇了怪了 <code>Expected type</code>和<code>actual value</code>完全是一模一样，可<code>Hibernate</code>认为不一样，这可咋整。</p> https://blog.margrop.net/post/how-to-map-json-collections-using-jpa-and-hibernate/ Fri, 29 Jan 2021 16:06:09 +0800 https://blog.margrop.net/post/how-to-map-json-collections-using-jpa-and-hibernate/ <h1 id="介绍">介绍</h1> <p>在本文中，我们将看到如何使用<a href="http://www.google.com/" title="Hibernate Types">Hibernate Types</a>开源项目将JSON列映射到JPA实体属性。</p> <p>虽然您可以创建自己的自定义Hibernate类型，但可以在Oracle，SQL Server，PostgreSQL或MySQL上映射JSON列类型，但是由于<a href="http://www.google.com/" title="Hibernate Types">Hibernate Types</a>项目已经提供了此功能，因此您无需实现自己的Hibernate Type 。</p>