mybatis采用sql查询语句案列多参数

Posted 2023-03-08 weixin_ancenhw

//可直接定义数组为字符串类型
private string citys
/**
     * 定义查询的参数
     * @param page
     * @param PageQuery
     * @return
     */
    Page<CustomerModel> getPageCustomerModel(Page page, @Param("pageQuery") PageQuery PageQuery);

    <if test="pageQuery.citys != null and pageQuery.citys != ''">
    <bind name="cts" value="pageQuery.citys.split(';')"/>
    and city in
        <foreach collection="cts" open="(" close=")" item="ct" separator=",">
        #ct
    </foreach>
    </if>

//多条件查询
<if test="pageQuery.citys!= null and pageQuery.citys!= ''">
    <choose>
        <when test="pageQuery.citys.indexOf('ancen') >= 0">
            and citys in
            <bind name="citys" value="pageQuery.citys.split(',')"/>
            <foreach collection="citys" open="(" close=")" item="city" separator=",">
                #city
            </foreach>
        </when>
        <otherwise>
            and citys in
            <bind name="citys" value="pageQuery.citys .split(',')"/>
            <foreach collection="citys" open="(" close=")" item="city" separator=",">
                CAST((#city), 'Int256')
            </foreach>
        </otherwise>
    </choose>
</if>

//多条件参数
<select id="getPageBranchReport" resultType="com.pasig.bi.report.vo.resp.BranchReportPageResp">
select a.id,a.name,b.value from a
left join b
on a.id=b.id
<include refid="commonSql">
    <property name="num" value="11"/>
    <property name="tablename" value="t_stu1"/>
    <property name="columnname" value="col1"/>
</include>

<include refid="commonSql">
    <property name="num" value="12"/>
    <property name="tablename" value="t_stu2"/>
    <property name="columnname" value="col2"/>
</include>

<sql id="branchCommonSql">
    LEFT JOIN
  (select 
        col1 as $columnname
        where num=$num
        from $tablename)
</sql>