insert ignore

insert ignore是MySQL中的一种语法，用于在插入数据时忽略已存在的记录。当我们使用insert ignore语法插入数据时，如果插入的数据在表中已经存在（主键或唯一键已存在），MySQL会忽略该条插入操作，而不会报错或插入重复的数据。这样可以避免插入重复数据的问题。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
#### 引用[.reference_title]
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