存储过程分页

create or replace function dlmis.fcBSGetRecDetailListEx(iEventTypeID   integer, --案卷类型
                                                        iRegionType    integer, --区域类型 1-市区级别 2-街道级别
                                                        iRegionID      integer, --区域标识
                                                        iRoadID        integer, --道路标识
                                                        iQueryType     integer, --执法类型 1-执法人员 2-执法小组
                                                        iQueryID       integer, --执法标识
                                                        sBeginDate     varchar2, --开始日期
                                                        sEndDate       varchar2, --结束日期
                                                        iCurPage       integer, --当前页
                                                        iPerPageCount  integer, --每页记录数
                                                        iTotalCount    out integer, --一共多少条记录
                                                        curRecInfoList out dlsys.pkdual.AnyCursor, --查询结果集
                                                        sErrorDesc     out varchar2
                                                        ) return integer is
    /**
    功能： 根据案件类型等条件获取案件列表 （1- 2-）
    版本： 监督指挥系统（大屏幕V2）
    参数： iRegionType :   1-市区级别 2-街道级别
    
          返回值为0表示成功，-1为失败，>0为提示
    作者：liul，2015-03-29
    **/
  DEBUG_BEGIN_TIME     number;
  DEBUG_END_TIME       number;
  sSql                 varchar2(20000);
  sWhereSql            varchar2(2000);
  --sCommonSql           varchar2(4000);
  sRsSql               varchar2(8000);
  iFirst               integer;
  iLast                integer;
  iResult integer;
begin
    DEBUG_BEGIN_TIME := dbms_utility.get_time;
    iResult          := 0;
     if iRegionType is null then
      iResult    := 1;
      sErrorDesc := '案卷类型不可为空';
      return iResult;
    end if;
    if iRegionType is null then
      iResult    := 1;
      sErrorDesc := '区域类型不可为空';
      return iResult;
    end if;
    if iQueryType is null then
      iResult    := 1;
      sErrorDesc := '执法类型不可为空';
      return iResult;
    end if;
   sSql := 'select a.MISSIONID, a.MISSIONCODE, a.MISSIONTYPEID, a.CREATETIME, a.STARTDATE, a.ENDDATE, a.TITLE, a.CONTENT,
     a.OPERATORID, a.VALIDFLAG, a.VALIDTIME, a.DELETEFLAG, a.DELETETIME, a.MODIFYTIME, a.MODIFYHUMANID, a.PUBLISHFLAG, 
     b.MissionTypeName, c.LawCheckTime, c.PartName, c.PartHead, c.PartPhone, c.PartCode, c.RoadName, c.CoordinateX, 
     c.CoordinateY, c.Address, c.RecDesc, c.HumanIDOne, c.HumanIDTwo,d.PatrolName from dlmis.toLCMission a, dlmis.toDicLCMissionType b, dlmis.toLCRec c,dlsys.tcPatrol d
     where a.missiontypeid = b.missiontypeid and a.missionid = c.missionid and c.HumanIDOne=d.PatrolID';
     
     --处理区域条件
     if iRegionType =1 then
       sWhereSql := ' and c.DistrictID=' || iRegionID ;
     elsif iRegionType =2 then
       sWhereSql := ' and c.StreetID=' || iRegionID ;
     end if;
     
     --处理道路条件
     if iRoadID is not null then
       --sWhereSql := sWhereSql || (' and c.RoadID='|| iRoadID) ;
       sWhereSql := sWhereSql;
     end if;
     
     --处理执法类型条件
     if iQueryType =1 then --执法人
        sWhereSql := sWhereSql || ' and c.HumanIDOne='|| iQueryID;
     elsif iQueryType =2 then --执法小组
        sWhereSql := sWhereSql || ' and d.PatrolTeamId='|| iQueryID;
     end if;
     
     --处理时间
     if sBeginDate is not null then
       sWhereSql := sWhereSql || ' and  c.LawCheckTime >= to_date(''' || sBeginDate || ''',''yyyy-mm-dd'')';
     end if;
     if sEndDate is not null then
       sWhereSql := sWhereSql || ' and c.LawCheckTime < to_date(''' || sEndDate || ''',''yyyy-mm-dd'')+1 ';
     end if;
     
     sSql := sSql||sWhereSql;

      --返回
      --error
      --plog.error(sSql);
      
      --分页
      sRsSql := 'select count(1)  from  (' || sSql || ') ';
      dbms_output.put_line('sSql:' || sSql);
      execute immediate sRsSql
        into iTotalCount;
      iFirst := 1;
      iLast  := iTotalCount;
      if iCurPage is not null and iPerPageCount is not null then
        iFirst := iPerPageCount * (iCurPage - 1) + 1;
        iLast  := iPerPageCount * iCurPage;
      end if;
      sRsSql := ' select * from (select rownum as rn, MISSIONID,MISSIONCODE,MISSIONTYPEID,CREATETIME,STARTDATE,ENDDATE,TITLE,CONTENT,OPERATORID,VALIDFLAG,VALIDTIME,DELETEFLAG,DELETETIME,MODIFYTIME,MODIFYHUMANID,PUBLISHFLAG,MissionTypeName,LawCheckTime,PartName,PartHead,PartPhone,PartCode,RoadName,CoordinateX,CoordinateY,Address,RecDesc,HumanIDOne,PatrolName,HumanIDTwo  from (' || sSql ||
                ' )) where  rn >= ' || iFirst || ' and rn <= ' || iLast;
      --error
      --plog.error(sRsSql);
      
      --返回结果集
      if iTotalCount > 0 then
        open curRecInfoList for sRsSql;
      else
        open curRecInfoList for
          select * from dual where 1 = 2;
      end if;
      commit;
      DEBUG_END_TIME := dbms_utility.get_time;
      if DEBUG_END_TIME - DEBUG_BEGIN_TIME > 100 then
        plog.info('根据案件类型等条件获取案件列表{耗时=' || (DEBUG_END_TIME - DEBUG_BEGIN_TIME) ||
                  '}{iEventTypeID=' || iEventTypeID || '}{iRegionType=' ||
                  iRegionType || '}{iRegionID=' || iRegionID || '}{iRoadID=' ||
                  iRoadID || '}{iQueryType=' || iQueryType || '}{iQueryID=' ||
                  iQueryID || '}{sBeginDate=' || sBeginDate ||
                  '}{sEndDate=' || sEndDate || '}{iCurPage=' || iCurPage ||
                  '}{iPerPageCount=' || iPerPageCount || '}');
      end if;
      
      return iResult;
exception
  when others then
    null;
    rollback;
    plog.error('根据案件类型等条件获取案件列表{耗时=' || (DEBUG_END_TIME - DEBUG_BEGIN_TIME) ||
              '}{iEventTypeID=' || iEventTypeID || '}{iRegionType=' ||
              iRegionType || '}{iRegionID=' || iRegionID || '}{iRoadID=' ||
              iRoadID || '}{iQueryType=' || iQueryType || '}{iQueryID=' ||
              iQueryID || '}{sBeginDate=' || sBeginDate ||
              '}{sEndDate=' || sEndDate || '}{iCurPage=' || iCurPage ||
              '}{iPerPageCount=' || iPerPageCount || '}');
    sErrorDesc := '根据案件类型等条件获取案件列表失败。' || SQLERRM(SQLCODE);
    iResult    := -1;
    return iResult;
end fcBSGetRecDetailListEx;

--分页

llsql := ***;

sRsSql := 'select count(1) from (' || sSql || ') '; 
dbms_output.put_line('sSql:' || sSql); 
execute immediate sRsSql into iTotalCount; 
iFirst := 1; 
iLast := iTotalCount; 
if iCurPage is not null and iPerPageCount is not null then 
iFirst := iPerPageCount * (iCurPage - 1) + 1; 
iLast := iPerPageCount * iCurPage; end if; 
sRsSql := ' select * from ('|| llsql ||' from (' || sSql || ' )) where rn >= ' || iFirst || ' and rn <= ' || iLast;