1.sql
<select id="getTypeNum" resultType="TypeNum" > select count(*) as allNum, count(patenttype='1' or null) as num1, count(patenttype='2' or null) as num2, count(patenttype='3' or null) as num3, count(patenttype='4' or null) as num4, count(patenttype='5' or null) as num4 from supplier_patent a </select>
2,对象
3,显示