mybatis insert返回主键代码实例

   <insert id="insertUser" parameterClass="ibatis.User"> 
     <selectKey resultClass="long" keyProperty="id"> 
       select SEQ_USER_ID.nextval as id from dual 
     </selectKey> 
      insert into user 
     (id,name,password) 
     values 
     (#id#,#name#,#password#) 
   </insert> 

   <insert id="insertUser" parameterClass="ibatis.User"> 
     insert into user 
     (name,password) 
     values 
     (#name#,#password#) 
     <selectKey resultClass="long" keyProperty="id"> 
       SELECT LAST_INSERT_ID() AS ID 
    </selectKey> 
   </insert> 

<insert id="addMetaReport" parameterClass="metaRpo"> 
 <![CDATA[ 
  insert IGNORE into rpo_trackingMeta(trackingMeta_id, trackingMeta_title, company_id, subCompany_id, meta_type, 
  delegation_at, report_cycle, start_at, end_at, matched_num_new, matched_num_takeoff, matched_num_total, 
  created_at, created_by, updated_at, updated_by) 
  select  #trackingMetaId# 
   , #metaTitle# 
   , #companyId# 
   , #subCompanyId# 
   , #metaType# 
   , #delegationAt# 
   , #reportCycle# 
   , #startAt# 
   , #endAt# 
   , sum(case when created_at >= #startAt# and created_at < #endAt# then 1 else 0 end) 
   , 0 
   , count(*) 
   , now() 
   , #createdBy# 
   , now() 
   , #updatedBy# 
  from matchedPage where task_id = #orderId# 
  and verification = 'mediadna'; 
   ]]> 
  <selectKey keyProperty="id" resultClass="int"> 
  SELECT IF(row_count() > 0, last_insert_id(), 0) AS id FROM dual 
 </selectKey> 
 </insert>