mybatis的sqlMapper.xml的理解

<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd"> 這是寫在mapper文件的頭部，定義使用UTF-8的編碼，而後定義是個mapper文件。d

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