Dao层写法
/** * 批量更新新库存 * @param list * @return */ int updateNewStock(@Param(value = "list") List<GreenBeanMsg> list);
xml具体实现代码
<update id="updateNewStock" parameterType="java.util.List"> <foreach collection="list" item="bean" index="index" open="" close="" separator=";"> UPDATE green_beans <set> stock=#{bean.stock} </set> <where> beanUid = #{bean.beanUid} </where> </foreach> </update>
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