py2neo merge

在py2neo中，merge是一种用于创建或更新节点和关系的方法。它可以根据指定的属性进行匹配和操作。具体而言，在使用merge时，如果节点或关系已经存在于数据库中，则它们会被更新，否则会被创建。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
#### 引用[.reference_title]
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