mapper.xml

src/main/resources/mapper/MaterialAopCommonMapper.xml

+<?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" >
+<mapper namespace="com.yaoyaozw.customer.mapper.MaterialAopCommonMapper">
+
+    <select id="getAccountFromTable" resultType="java.lang.String">
+        select
+        ${columnName}
+        from ${tableName}
+        where id = ${primaryId}
+    </select>
+
+    <select id="getUserRoleLevel" resultType="java.lang.Integer">
+        select
+            max(role.role_level)
+        from acl_user_role aur
+        left join acl_role role
+        on aur.role_id = role.id
+
+        where aur.user_id = #{userId}
+
+    </select>
+</mapper>
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