PAS/target/classes/mapper/ProductCategoryMapper.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="cn.cslg.pas.mapper.ProductCategoryMapper">
    <!--namespace根据自己需要创建的的mapper的路径和名称填写-->
    <select id="getProductCategory" resultType="cn.cslg.pas.common.vo.business.ProductCategoryVO">
        select distinct category.id as id,category.name as name,category.license_rate as licenseRate,category.show_type as
        showType,category.description,category.create_id as createId,category.create_time as createTime, category.tenant from product_category as category
        left join product as product
    on category.id = product.category_id
        <if test="sql1!=''">

            where ${sql1}
        </if>


        ${sql2} ${sql3}
    </select>

    <select id="getProductCategoryCount" resultType="java.lang.Long">
       select count(*) from (select distinct category.id as id
        from product_category as category
        left join product as product
        on category.id = product.category_id
        <if test="sql!=''">

            where ${sql}
        </if>
        ) as c
    </select>
    <select id="getGroups" resultType="java.lang.String">
        select ${selectField} from ${tableName}
        <if test="sqls.get(0)!=''">
            where ${sqls.get(0)}
        </if>
        group by ${groupField} ${sqls.get(1)} ${sqls.get(2)}
    </select>

    <select id="getGroupsCount" resultType="java.lang.Long">
        select count(*) from (select ${selectField} from ${tableName}
        <if test="sqls.get(0)!=''">
            where ${sqls.get(0)}
        </if>
        group by ${groupField}
        ) as c
    </select>
</mapper>