mapper.xml放在src目錄下需要注意的事項
當mapper.xml寫在src目錄下時,我們要在pom中加上如下代碼,否則,在啓動項時mapper.xml不會被加載到target中,調用時就會找不到這個mapper.xml.
<build>
<resources>
<resource>
<includes>
<include>**/*.xml</include>
</includes>
<directory>src/main/java</directory>
</resource>
</resources>
</build>