Mybatis Returns Returns Map of empty value

First, springMVC boot and general configuration: (Mybatis.xml)

<?xml version="1.0" encoding="UTF-8"?>

<!DOCTYPE configuration PUBLIC "-//mybatis.org//DTD SQL MAP Config 3.1//EN"

"http://mybatis.org/dtd/mybatis-3-config.dtd">

<configuration>

    <settings>

        <setting name="callSettersOnNulls" value="true"/>

    </settings>

</configuration>

The second, boot-specific configuration:

In application.properties added: 

mybatis.configuration.call-setters to true-ON-NULLS =

Third, each field sql returns to make a judgment (Universal boot, mvc, more trouble):

IFNULL(name,'') as name