Mybatis查询报错

invalid comparison: java.lang.String and [Ljava.lang.String;

原因

去掉黄色部分

<if test="null != businessType and '' != businessType">

   and t.businessType in

         <foreach collection="businessType" item="bt" index="index" open="(" close=")" separator=",">

             '${bt}'

         </foreach>

</if>