利用WITH AS改写SQL

报表程序中一段SQL语句。
##优化前：

返回：3952
耗时：224s
SQL 代码：

select to_date(nvl(pro.value, '1900-01-01 00:00:00'),'YYYY-MM-DD HH24:MI:SS') as LAST_UPDATE_TIME,p.productcode as COM_COVERAGE_CODE,p.policyno as POLICY_NO,p.productcode as POLICY_TYPE,nvl(pro3.value, '$$500002000004') as SALES_CHANNEL,p.inceptiondate as EFFECTIVE_DATE,p.terminationdate as EXPIRE_DATE,1 as INSURED_NO,null as BANK_CODE,to_date(pro1.value, 'YYYY-MM-DD HH24:MI:SS') as APPLICATION_DATE,p.issuedate as ACCEPT_DATE,'05' as SALES_TYPE,p.handler as SALES_CODE,pro2.staffname as SALES_NAME,p.agencyid as SALES_CHANNEL_CODE,pro4.value as SALES_CHANNEL_NAME,pro5.value as BUSINESS_ADDRESS,decode(p.renewalpolicyno, null, '01', '02') as CONTRACT_SOURCE,p.applicationno as CONTRACT_NO,null as RENEWAL_METHOD,p.policystatus as POLICY_STATUS,'0' as REJECTION,p.suminsured as SUM_INSURED,p.suminsured as EFFECTIVE_SUMINSURED,p.premium as PREMIUM,p.premium as CURRENT_PREMIUM,null as YEAR_PREMIUM,casewhen r4.paymentno > 1 then'09'else'01'end as PAYMENT_METHOD,null as PAYMENT_YEARS,decode(r4.paymentno, 0, 1, r4.paymentno) as PAYMENT_NO,p.productcode as POLICY_HOLDER_PRO,1 as POLICY_HOLDER_NUM,1 as EFFECTIVE_INSURED_NUM,p.renewalpolicyno as FORMER_POLICY_NO,pro6.specialremark as SPECIALRE_MARK,null as REGULAR_CLEARING_MARK,null as REGULAR_CLEARING,null as REGULAR_CLEARING_DATE,null as PREMIUMDUE_DATE,'0' as REALTIME_CLAIM_FLAG,'0' as POLICY_LOAN,'0' as AUTO_PAIDUP,p.coinsuranceflag as CO_INSURANCE,p.coinsurancerole as LEAD_CO_INSURANCE,null as CASH_VALUE,null as POLICY_REGISTER_ADDR,null as DEBIT_BANK,null as DEBIT_ACCOUNT,null as DEBIT_NAMEfrom policy pleft join role ron p.topactualid = r.topactualidand r.kind = 'DATEINFO'left join property proon r.topactualid = pro.topactualidand r.actualid = pro.parentactualidand r.parentagreementid = pro.parentagreementidand r.topagreementid = pro.topagreementidand pro.kind = 'UNDERWRITINGDATE'left join property pro1on pro1.topactualid = p.topactualidand pro1.kind = 'APPLICATIONDATE'left join (select x.policyno as policyno,x.topactualid as topactualid,x.parentactualid as parentactualid,max(decode(x.kind, 'SERIALNO', x.value, '')) as serialno,max(decode(x.kind, 'STAFFNAME', x.value, '')) as staffnamefrom (select p.policyno         as policyno,pro.topactualid    as topactualid,pro.parentactualid as parentactualid,pro.kind           as kind,pro.name           as name,pro.value          as valuefrom policy pleft join role ron r.topactualid = p.topactualidand r.kind = 'HANDLER'left join property proon pro.topactualid = r.topactualidand pro.parentactualid = r.actualidand pro.kind in ('SERIALNO', 'STAFFNAME')where p.productcode in ('00070001','00070002','00070003','00070004','00070005','00070006','00130001')and p.policystatus = '$$900001106001'and p.endorsementid is nulland p.ISSUEDATE > to_date('20160411', 'YYYYMMDD')and (p.uniquecode like '013100%' orp.uniquecode like '011000%')) xgroup by policyno, topactualid, parentactualid) pro2on pro2.policyno = p.policynoand pro2.topactualid = p.topactualidand pro2.serialno = '1'left join role r3on p.topactualid = r3.topactualidand r3.kind = 'INTERMEDIARYINFO'left join property pro3on r3.topactualid = pro3.topactualidand r3.actualid = pro3.parentactualidand r3.parentagreementid = pro3.parentagreementidand r3.topagreementid = pro3.topagreementidand pro3.kind = 'INTERMEDIARYTYPE'left join property pro4on r3.topactualid = pro4.topactualidand r3.actualid = pro4.parentactualidand r3.parentagreementid = pro4.parentagreementidand r3.topagreementid = pro4.topagreementidand pro4.kind = 'INTERMEDIARYNAME'left join property pro5on r3.topactualid = pro5.topactualidand r3.actualid = pro5.parentactualidand r3.parentagreementid = pro5.parentagreementidand r3.topagreementid = pro5.topagreementidand pro5.kind = 'OFFICEADDRESS'left join (select pro.policyno,pro.topactualid,replace(wm_concat(pro.text), ', ', '?') as specialremarkfrom (select p.policyno, p.topactualid, pro2.value as textfrom policy pinner join role ron r.topactualid = p.topactualidand r.kind = 'SPECIALAGREEMENTITEM'left join property pro1on r.topactualid = pro1.topactualidand r.actualid = pro1.parentactualidand r.parentagreementid = pro1.parentagreementidand r.topagreementid = pro1.topagreementidand pro1.kind = 'SERIALNO'left join property pro2on r.topactualid = pro2.topactualidand r.actualid = pro2.parentactualidand r.parentagreementid = pro2.parentagreementidand r.topagreementid = pro2.topagreementidand pro2.kind = 'SPECIALAGREEMENTTEXT'where p.productcode in ('00070001','00070002','00070003','00070004','00070005','00070006','00130001')and p.policystatus = '$$900001106001'and p.endorsementid is nulland (p.uniquecode like '013100%' orp.uniquecode like '011000%')and p.ISSUEDATE > to_date('20160411', 'YYYYMMDD')order by pro1.value) progroup by pro.policyno, pro.topactualid) pro6on p.policyno = pro6.policynoand p.topactualid = pro6.topactualidleft join (select p.policyno, p.topactualid, count(*) as paymentnofrom policy pleft join role ron r.topactualid = p.topactualidand r.kind = 'PAYMENTSCHEDULEONAPPLICATION'where p.productcode in ('00070001','00070002','00070003','00070004','00070005','00070006','00130001')and p.policystatus = '$$900001106001'and p.endorsementid is nulland (p.uniquecode like '013100%' orp.uniquecode like '011000%')and p.ISSUEDATE > to_date('20160411', 'YYYYMMDD')group by p.policyno, p.topactualid) r4on p.policyno = r4.policynoand p.topactualid = r4.topactualidwhere p.productcode in ('00070001','00070002','00070003','00070004','00070005','00070006','00130001')AND p.policystatus = '$$900001106001'and p.endorsementid is nulland (p.uniquecode like '013100%' or p.uniquecode like '011000%')and p.ISSUEDATE > to_date('20160411', 'YYYYMMDD')order by ACCEPT_DATE, POLICY_NOPlan hash value: 3635118867----------------------------------------------------------------------------------------------------------------------------
| Id  | Operation                                     | Name               | Rows  | Bytes |TempSpc| Cost (%CPU)| Time     |
----------------------------------------------------------------------------------------------------------------------------
|   0 | SELECT STATEMENT                              |                    | 29315 |   127M|       |   367K  (1)| 01:13:34 |
|   1 |  SORT ORDER BY                                |                    | 29315 |   127M|   458M|   367K  (1)| 01:13:34 |
|   2 |   NESTED LOOPS OUTER                          |                    | 29315 |   127M|       |   340K  (1)| 01:08:01 |
|   3 |    NESTED LOOPS OUTER                         |                    | 29315 |   125M|       |   232K  (1)| 00:46:31 |
|   4 |     NESTED LOOPS OUTER                        |                    |  4447 |    18M|       |   216K  (1)| 00:43:24 |
|   5 |      NESTED LOOPS OUTER                       |                    |  2534 |    10M|       |   206K  (1)| 00:41:24 |
|   6 |       NESTED LOOPS OUTER                      |                    |  2534 |    10M|       |   197K  (1)| 00:39:33 |
|   7 |        NESTED LOOPS OUTER                     |                    |  2534 |    10M|       |   188K  (1)| 00:37:41 |
|*  8 |         HASH JOIN OUTER                       |                    |  2534 |    10M|  5592K|   179K  (1)| 00:35:50 |
|   9 |          NESTED LOOPS OUTER                   |                    |  2534 |  5557K|       | 72919   (1)| 00:14:36 |
|* 10 |           HASH JOIN RIGHT OUTER               |                    |  1461 |  3140K|       | 68293   (1)| 00:13:40 |
|  11 |            VIEW                               |                    | 11415 |   367K|       |  6364   (1)| 00:01:17 |
|  12 |             HASH GROUP BY                     |                    | 11415 |  1036K|  2360K|  6364   (1)| 00:01:17 |
|* 13 |              HASH JOIN OUTER                  |                    | 11415 |  1036K|       |  6115   (1)| 00:01:14 |
|* 14 |               TABLE ACCESS FULL               | POLICY             |  1461 |    98K|       |  4261   (1)| 00:00:52 |
|* 15 |               INDEX RANGE SCAN                | IDX_ROLE_TEST2     |   380K|  8907K|       |  1851   (1)| 00:00:23 |
|* 16 |            HASH JOIN OUTER                    |                    |  1461 |  3093K|       | 61929   (1)| 00:12:24 |
|* 17 |             TABLE ACCESS FULL                 | POLICY             |  1461 |   208K|       |  4261   (1)| 00:00:52 |
|  18 |             VIEW                              |                    |  6221 |    11M|       | 57668   (1)| 00:11:33 |
|  19 |              SORT GROUP BY                    |                    |  6221 |    11M|    24M| 57668   (1)| 00:11:33 |
|  20 |               VIEW                            |                    |  6221 |    11M|       | 55036   (1)| 00:11:01 |
|  21 |                SORT ORDER BY                  |                    |  6221 |  1312K|  2856K| 55036   (1)| 00:11:01 |
|  22 |                 NESTED LOOPS OUTER            |                    |  6221 |  1312K|       | 54741   (1)| 00:10:57 |
|  23 |                  NESTED LOOPS OUTER           |                    |  6221 |  1002K|       | 31933   (1)| 00:06:24 |
|  24 |                   NESTED LOOPS                |                    |  6221 |   692K|       |  9125   (1)| 00:01:50 |
|* 25 |                    TABLE ACCESS FULL          | POLICY             |  1461 |    98K|       |  4261   (1)| 00:00:52 |
|  26 |                    TABLE ACCESS BY INDEX ROWID| ROLE               |     4 |   180 |       |     5   (0)| 00:00:01 |
|* 27 |                     INDEX RANGE SCAN          | IDX_ROLE_TEST2     |     4 |       |       |     3   (0)| 00:00:01 |
|* 28 |                   TABLE ACCESS BY INDEX ROWID | PROPERTY           |     1 |    51 |       |     4   (0)| 00:00:01 |
|* 29 |                    INDEX RANGE SCAN           | IDX_PROPERTY_TEST2 |     1 |       |       |     3   (0)| 00:00:01 |
|* 30 |                  TABLE ACCESS BY INDEX ROWID  | PROPERTY           |     1 |    51 |       |     4   (0)| 00:00:01 |
|* 31 |                   INDEX RANGE SCAN            | IDX_PROPERTY_TEST2 |     1 |       |       |     3   (0)| 00:00:01 |
|  32 |           TABLE ACCESS BY INDEX ROWID         | ROLE               |     2 |    90 |       |     4   (0)| 00:00:01 |
|* 33 |            INDEX RANGE SCAN                   | IDX_ROLE_TEST2     |     1 |       |       |     3   (0)| 00:00:01 |
|  34 |          VIEW                                 |                    | 73354 |   141M|       | 98838   (2)| 00:19:47 |
|* 35 |           FILTER                              |                    |       |       |       |            |          |
|  36 |            HASH GROUP BY                      |                    | 73354 |  9813K|  1092M| 98838   (2)| 00:19:47 |
|  37 |             NESTED LOOPS OUTER                |                    |  7335K|   958M|       | 18161   (1)| 00:03:38 |
|  38 |              NESTED LOOPS OUTER               |                    |  9913 |   968K|       |  9364   (1)| 00:01:53 |
|* 39 |               TABLE ACCESS FULL               | POLICY             |  1461 |    98K|       |  4261   (1)| 00:00:52 |
|  40 |               TABLE ACCESS BY INDEX ROWID     | ROLE               |     7 |   217 |       |     6   (0)| 00:00:01 |
|* 41 |                INDEX RANGE SCAN               | IDX_ROLE_TEST2     |     7 |       |       |     3   (0)| 00:00:01 |
|  42 |              VIEW                             |                    |   740 | 27380 |       |     1   (0)| 00:00:01 |
|  43 |               INLIST ITERATOR                 |                    |       |       |       |            |          |
|  44 |                TABLE ACCESS BY INDEX ROWID    | PROPERTY           |     1 |    37 |       |     6   (0)| 00:00:01 |
|* 45 |                 INDEX RANGE SCAN              | IDX_PROPERTY_TEST2 |     1 |       |       |     5   (0)| 00:00:01 |
|* 46 |         TABLE ACCESS BY INDEX ROWID           | PROPERTY           |     1 |    51 |       |     4   (0)| 00:00:01 |
|* 47 |          INDEX RANGE SCAN                     | IDX_PROPERTY_TEST2 |     1 |       |       |     3   (0)| 00:00:01 |
|* 48 |        TABLE ACCESS BY INDEX ROWID            | PROPERTY           |     1 |    51 |       |     4   (0)| 00:00:01 |
|* 49 |         INDEX RANGE SCAN                      | IDX_PROPERTY_TEST2 |     1 |       |       |     3   (0)| 00:00:01 |
|* 50 |       TABLE ACCESS BY INDEX ROWID             | PROPERTY           |     1 |    51 |       |     4   (0)| 00:00:01 |
|* 51 |        INDEX RANGE SCAN                       | IDX_PROPERTY_TEST2 |     1 |       |       |     3   (0)| 00:00:01 |
|  52 |      TABLE ACCESS BY INDEX ROWID              | PROPERTY           |     2 |    60 |       |     5   (0)| 00:00:01 |
|* 53 |       INDEX RANGE SCAN                        | IDX_PROPERTY_TEST2 |     1 |       |       |     3   (0)| 00:00:01 |
|  54 |     TABLE ACCESS BY INDEX ROWID               | ROLE               |     7 |   315 |       |     6   (0)| 00:00:01 |
|* 55 |      INDEX RANGE SCAN                         | IDX_ROLE_TEST2     |     7 |       |       |     3   (0)| 00:00:01 |
|* 56 |    TABLE ACCESS BY INDEX ROWID                | PROPERTY           |     1 |    51 |       |     4   (0)| 00:00:01 |
|* 57 |     INDEX RANGE SCAN                          | IDX_PROPERTY_TEST2 |     1 |       |       |     3   (0)| 00:00:01 |
----------------------------------------------------------------------------------------------------------------------------Predicate Information (identified by operation id):
---------------------------------------------------8 - access("PRO2"."TOPACTUALID"(+)="P"."TOPACTUALID" AND "PRO2"."POLICYNO"(+)="P"."POLICYNO")10 - access("P"."TOPACTUALID"="R4"."TOPACTUALID"(+) AND "P"."POLICYNO"="R4"."POLICYNO"(+))13 - access("R"."TOPACTUALID"(+)="P"."TOPACTUALID")14 - filter("P"."ISSUEDATE">TIMESTAMP' 2016-04-11 00:00:00' AND "P"."ENDORSEMENTID" IS NULL AND ("P"."PRODUCTCODE"='00070001' OR "P"."PRODUCTCODE"='00070002' OR "P"."PRODUCTCODE"='00070003' OR "P"."PRODUCTCODE"='00070004' OR "P"."PRODUCTCODE"='00070005' OR "P"."PRODUCTCODE"='00070006' OR "P"."PRODUCTCODE"='00130001') AND ("P"."UNIQUECODE" LIKE '013100%' OR "P"."UNIQUECODE" LIKE '011000%') AND "P"."POLICYSTATUS"='$$900001106001')15 - access("R"."KIND"(+)='PAYMENTSCHEDULEONAPPLICATION')16 - access("P"."TOPACTUALID"="PRO6"."TOPACTUALID"(+) AND "P"."POLICYNO"="PRO6"."POLICYNO"(+))17 - filter("P"."ISSUEDATE">TIMESTAMP' 2016-04-11 00:00:00' AND "P"."ENDORSEMENTID" IS NULL AND ("P"."PRODUCTCODE"='00070001' OR "P"."PRODUCTCODE"='00070002' OR "P"."PRODUCTCODE"='00070003' OR "P"."PRODUCTCODE"='00070004' OR "P"."PRODUCTCODE"='00070005' OR "P"."PRODUCTCODE"='00070006' OR "P"."PRODUCTCODE"='00130001') AND ("P"."UNIQUECODE" LIKE '013100%' OR "P"."UNIQUECODE" LIKE '011000%') AND "P"."POLICYSTATUS"='$$900001106001')25 - filter("P"."ISSUEDATE">TIMESTAMP' 2016-04-11 00:00:00' AND "P"."ENDORSEMENTID" IS NULL AND ("P"."PRODUCTCODE"='00070001' OR "P"."PRODUCTCODE"='00070002' OR "P"."PRODUCTCODE"='00070003' OR "P"."PRODUCTCODE"='00070004' OR "P"."PRODUCTCODE"='00070005' OR "P"."PRODUCTCODE"='00070006' OR "P"."PRODUCTCODE"='00130001') AND ("P"."UNIQUECODE" LIKE '013100%' OR "P"."UNIQUECODE" LIKE '011000%') AND "P"."POLICYSTATUS"='$$900001106001')27 - access("R"."KIND"='SPECIALAGREEMENTITEM' AND "R"."TOPACTUALID"="P"."TOPACTUALID")28 - filter("R"."TOPAGREEMENTID"="PRO2"."TOPAGREEMENTID"(+) AND "R"."PARENTAGREEMENTID"="PRO2"."PARENTAGREEMENTID"(+))29 - access("PRO2"."KIND"(+)='SPECIALAGREEMENTTEXT' AND "R"."TOPACTUALID"="PRO2"."TOPACTUALID"(+) AND "R"."ACTUALID"="PRO2"."PARENTACTUALID"(+))30 - filter("R"."TOPAGREEMENTID"="PRO1"."TOPAGREEMENTID"(+) AND "R"."PARENTAGREEMENTID"="PRO1"."PARENTAGREEMENTID"(+))31 - access("PRO1"."KIND"(+)='SERIALNO' AND "R"."TOPACTUALID"="PRO1"."TOPACTUALID"(+) AND "R"."ACTUALID"="PRO1"."PARENTACTUALID"(+))33 - access("R3"."KIND"(+)='INTERMEDIARYINFO' AND "P"."TOPACTUALID"="R3"."TOPACTUALID"(+))35 - filter(MAX(DECODE("PRO"."KIND",'SERIALNO',"PRO"."VALUE",''))='1')39 - filter("P"."ISSUEDATE">TIMESTAMP' 2016-04-11 00:00:00' AND "P"."ENDORSEMENTID" IS NULL AND ("P"."PRODUCTCODE"='00070001' OR "P"."PRODUCTCODE"='00070002' OR "P"."PRODUCTCODE"='00070003' OR "P"."PRODUCTCODE"='00070004' OR "P"."PRODUCTCODE"='00070005' OR "P"."PRODUCTCODE"='00070006' OR "P"."PRODUCTCODE"='00130001') AND ("P"."UNIQUECODE" LIKE '013100%' OR "P"."UNIQUECODE" LIKE '011000%') AND "P"."POLICYSTATUS"='$$900001106001')41 - access("R"."KIND"(+)='HANDLER' AND "R"."TOPACTUALID"(+)="P"."TOPACTUALID")45 - access(("PRO"."KIND"='SERIALNO' OR "PRO"."KIND"='STAFFNAME') AND "PRO"."TOPACTUALID"="R"."TOPACTUALID" AND "PRO"."PARENTACTUALID"="R"."ACTUALID")46 - filter("R3"."TOPAGREEMENTID"="PRO3"."TOPAGREEMENTID"(+) AND "R3"."PARENTAGREEMENTID"="PRO3"."PARENTAGREEMENTID"(+))47 - access("PRO3"."KIND"(+)='INTERMEDIARYTYPE' AND "R3"."TOPACTUALID"="PRO3"."TOPACTUALID"(+) AND "R3"."ACTUALID"="PRO3"."PARENTACTUALID"(+))48 - filter("R3"."TOPAGREEMENTID"="PRO4"."TOPAGREEMENTID"(+) AND "R3"."PARENTAGREEMENTID"="PRO4"."PARENTAGREEMENTID"(+))49 - access("PRO4"."KIND"(+)='INTERMEDIARYNAME' AND "R3"."TOPACTUALID"="PRO4"."TOPACTUALID"(+) AND "R3"."ACTUALID"="PRO4"."PARENTACTUALID"(+))50 - filter("R3"."TOPAGREEMENTID"="PRO5"."TOPAGREEMENTID"(+) AND "R3"."PARENTAGREEMENTID"="PRO5"."PARENTAGREEMENTID"(+))51 - access("PRO5"."KIND"(+)='OFFICEADDRESS' AND "R3"."TOPACTUALID"="PRO5"."TOPACTUALID"(+) AND "R3"."ACTUALID"="PRO5"."PARENTACTUALID"(+))53 - access("PRO1"."KIND"(+)='APPLICATIONDATE' AND "PRO1"."TOPACTUALID"(+)="P"."TOPACTUALID")55 - access("R"."KIND"(+)='DATEINFO' AND "P"."TOPACTUALID"="R"."TOPACTUALID"(+))56 - filter("R"."TOPAGREEMENTID"="PRO"."TOPAGREEMENTID"(+) AND "R"."PARENTAGREEMENTID"="PRO"."PARENTAGREEMENTID"(+))57 - access("PRO"."KIND"(+)='UNDERWRITINGDATE' AND "R"."TOPACTUALID"="PRO"."TOPACTUALID"(+) AND "R"."ACTUALID"="PRO"."PARENTACTUALID"(+))

##分析
分析SQL代码，可以看出访问多次policy表，谓词条件也一样

  left join (select x.policyno as policyno,x.topactualid as topactualid,x.parentactualid as parentactualid,max(decode(x.kind, 'SERIALNO', x.value, '')) as serialno,max(decode(x.kind, 'STAFFNAME', x.value, '')) as staffnamefrom (select p.policyno         as policyno,pro.topactualid    as topactualid,pro.parentactualid as parentactualid,pro.kind           as kind,pro.name           as name,pro.value          as valuefrom policy pleft join role ron r.topactualid = p.topactualidand r.kind = 'HANDLER'left join property proon pro.topactualid = r.topactualidand pro.parentactualid = r.actualidand pro.kind in ('SERIALNO', 'STAFFNAME')where p.productcode in ('00070001','00070002','00070003','00070004','00070005','00070006','00130001')and p.policystatus = '$$900001106001'and p.endorsementid is nulland p.ISSUEDATE > to_date('20160411', 'YYYYMMDD')and (p.uniquecode like '013100%' orp.uniquecode like '011000%')) xgroup by policyno, topactualid, parentactualid) pro2
-----------------------------------------------------------------------left join (select pro.policyno,pro.topactualid,replace(wm_concat(pro.text), ', ', '?') as specialremarkfrom (select p.policyno, p.topactualid, pro2.value as textfrom policy pinner join role ron r.topactualid = p.topactualidand r.kind = 'SPECIALAGREEMENTITEM'left join property pro1on r.topactualid = pro1.topactualidand r.actualid = pro1.parentactualidand r.parentagreementid = pro1.parentagreementidand r.topagreementid = pro1.topagreementidand pro1.kind = 'SERIALNO'left join property pro2on r.topactualid = pro2.topactualidand r.actualid = pro2.parentactualidand r.parentagreementid = pro2.parentagreementidand r.topagreementid = pro2.topagreementidand pro2.kind = 'SPECIALAGREEMENTTEXT'where p.productcode in ('00070001','00070002','00070003','00070004','00070005','00070006','00130001')and p.policystatus = '$$900001106001'and p.endorsementid is nulland (p.uniquecode like '013100%' orp.uniquecode like '011000%')and p.ISSUEDATE > to_date('20160411', 'YYYYMMDD')order by pro1.value) progroup by pro.policyno, pro.topactualid) pro6-------------------------------------------------------------------left join (select p.policyno, p.topactualid, count(*) as paymentnofrom policy pleft join role ron r.topactualid = p.topactualidand r.kind = 'PAYMENTSCHEDULEONAPPLICATION'where p.productcode in ('00070001','00070002','00070003','00070004','00070005','00070006','00130001')and p.policystatus = '$$900001106001'and p.endorsementid is nulland (p.uniquecode like '013100%' orp.uniquecode like '011000%')and p.ISSUEDATE > to_date('20160411', 'YYYYMMDD')group by p.policyno, p.topactualid) r4

##优化

耗时：10s
返回：3952

利用with as 先把访问policy表数据提取并缓存成临时表，然后再进行关联查询。

with p as     (select policyno,topactualid from policy    where productcode in ('00070001','00070002','00070003','00070004','00070005','00070006','00130001')and policystatus = '$$900001106001'and endorsementid is nulland (uniquecode like '013100%' oruniquecode like '011000%')and ISSUEDATE > to_date('20160411', 'YYYYMMDD'))
select to_date(nvl(pro.value, '1900-01-01 00:00:00'),'YYYY-MM-DD HH24:MI:SS') as LAST_UPDATE_TIME,p.productcode as COM_COVERAGE_CODE,p.policyno as POLICY_NO,p.productcode as POLICY_TYPE,nvl(pro3.value, '$$500002000004') as SALES_CHANNEL,p.inceptiondate as EFFECTIVE_DATE,p.terminationdate as EXPIRE_DATE,1 as INSURED_NO,null as BANK_CODE,to_date(pro1.value, 'YYYY-MM-DD HH24:MI:SS') as APPLICATION_DATE,p.issuedate as ACCEPT_DATE,'05' as SALES_TYPE,p.handler as SALES_CODE,pro2.staffname as SALES_NAME,p.agencyid as SALES_CHANNEL_CODE,pro4.value as SALES_CHANNEL_NAME,pro5.value as BUSINESS_ADDRESS,decode(p.renewalpolicyno, null, '01', '02') as CONTRACT_SOURCE,p.applicationno as CONTRACT_NO,null as RENEWAL_METHOD,p.policystatus as POLICY_STATUS,'0' as REJECTION,p.suminsured as SUM_INSURED,p.suminsured as EFFECTIVE_SUMINSURED,p.premium as PREMIUM,p.premium as CURRENT_PREMIUM,null as YEAR_PREMIUM,casewhen r4.paymentno > 1 then'09'else'01'end as PAYMENT_METHOD,null as PAYMENT_YEARS,decode(r4.paymentno, 0, 1, r4.paymentno) as PAYMENT_NO,p.productcode as POLICY_HOLDER_PRO,1 as POLICY_HOLDER_NUM,1 as EFFECTIVE_INSURED_NUM,p.renewalpolicyno as FORMER_POLICY_NO,pro6.specialremark as SPECIALRE_MARK,null as REGULAR_CLEARING_MARK,null as REGULAR_CLEARING,null as REGULAR_CLEARING_DATE,null as PREMIUMDUE_DATE,'0' as REALTIME_CLAIM_FLAG,'0' as POLICY_LOAN,'0' as AUTO_PAIDUP,p.coinsuranceflag as CO_INSURANCE,p.coinsurancerole as LEAD_CO_INSURANCE,null as CASH_VALUE,null as POLICY_REGISTER_ADDR,null as DEBIT_BANK,null as DEBIT_ACCOUNT,null as DEBIT_NAMEfrom policy pleft join role ron p.topactualid = r.topactualidand r.kind = 'DATEINFO'left join property proon r.topactualid = pro.topactualidand r.actualid = pro.parentactualidand r.parentagreementid = pro.parentagreementidand r.topagreementid = pro.topagreementidand pro.kind = 'UNDERWRITINGDATE'left join property pro1on pro1.topactualid = p.topactualidand pro1.kind = 'APPLICATIONDATE'left join (select x.policyno as policyno,x.topactualid as topactualid,x.parentactualid as parentactualid,max(decode(x.kind, 'SERIALNO', x.value, '')) as serialno,max(decode(x.kind, 'STAFFNAME', x.value, '')) as staffnamefrom (select p.policyno         as policyno,pro.topactualid    as topactualid,pro.parentactualid as parentactualid,pro.kind           as kind,pro.name           as name,pro.value          as valuefrom  pleft join role ron r.topactualid = p.topactualidand r.kind = 'HANDLER'left join property proon pro.topactualid = r.topactualidand pro.parentactualid = r.actualidand pro.kind in ('SERIALNO', 'STAFFNAME')) xgroup by policyno, topactualid, parentactualid) pro2on pro2.policyno = p.policynoand pro2.topactualid = p.topactualidand pro2.serialno = '1'left join role r3on p.topactualid = r3.topactualidand r3.kind = 'INTERMEDIARYINFO'left join property pro3on r3.topactualid = pro3.topactualidand r3.actualid = pro3.parentactualidand r3.parentagreementid = pro3.parentagreementidand r3.topagreementid = pro3.topagreementidand pro3.kind = 'INTERMEDIARYTYPE'left join property pro4on r3.topactualid = pro4.topactualidand r3.actualid = pro4.parentactualidand r3.parentagreementid = pro4.parentagreementidand r3.topagreementid = pro4.topagreementidand pro4.kind = 'INTERMEDIARYNAME'left join property pro5on r3.topactualid = pro5.topactualidand r3.actualid = pro5.parentactualidand r3.parentagreementid = pro5.parentagreementidand r3.topagreementid = pro5.topagreementidand pro5.kind = 'OFFICEADDRESS'left join (select pro.policyno,pro.topactualid,replace(wm_concat(pro.text), ', ', '?') as specialremarkfrom (select p.policyno, p.topactualid, pro2.value as textfrom  pinner join role ron r.topactualid = p.topactualidand r.kind = 'SPECIALAGREEMENTITEM'left join property pro1on r.topactualid = pro1.topactualidand r.actualid = pro1.parentactualidand r.parentagreementid = pro1.parentagreementidand r.topagreementid = pro1.topagreementidand pro1.kind = 'SERIALNO'left join property pro2on r.topactualid = pro2.topactualidand r.actualid = pro2.parentactualidand r.parentagreementid = pro2.parentagreementidand r.topagreementid = pro2.topagreementidand pro2.kind = 'SPECIALAGREEMENTTEXT'order by pro1.value) progroup by pro.policyno, pro.topactualid) pro6on p.policyno = pro6.policynoand p.topactualid = pro6.topactualidleft join (select p.policyno, p.topactualid, count(*) as paymentnofrom  pleft join role ron r.topactualid = p.topactualidand r.kind = 'PAYMENTSCHEDULEONAPPLICATION'group by p.policyno, p.topactualid) r4on p.policyno = r4.policynoand p.topactualid = r4.topactualidwhere p.productcode in ('00070001','00070002','00070003','00070004','00070005','00070006','00130001')AND p.policystatus = '$$900001106001'and p.endorsementid is nulland (p.uniquecode like '013100%' or p.uniquecode like '011000%')and p.ISSUEDATE > to_date('20160411', 'YYYYMMDD')order by ACCEPT_DATE, POLICY_NO;Plan hash value: 3669690643--------------------------------------------------------------------------------------------------------------------------------------
| Id  | Operation                                      | Name                        | Rows  | Bytes |TempSpc| Cost (%CPU)| Time     |
--------------------------------------------------------------------------------------------------------------------------------------
|   0 | SELECT STATEMENT                               |                             | 29315 |   127M|       |   332K  (1)| 01:06:29 |
|   1 |  TEMP TABLE TRANSFORMATION                     |                             |       |       |       |            |          |
|   2 |   LOAD AS SELECT                               |                             |       |       |       |            |          |
|*  3 |    TABLE ACCESS FULL                           | POLICY                      |  1461 |    98K|       |  4261   (1)| 00:00:52 |
|   4 |   SORT ORDER BY                                |                             | 29315 |   127M|   458M|   328K  (1)| 01:05:37 |
|   5 |    NESTED LOOPS OUTER                          |                             | 29315 |   127M|       |   300K  (1)| 01:00:04 |
|   6 |     NESTED LOOPS OUTER                         |                             | 29315 |   125M|       |   192K  (1)| 00:38:34 |
|   7 |      NESTED LOOPS OUTER                        |                             |  4447 |    18M|       |   177K  (1)| 00:35:28 |
|   8 |       NESTED LOOPS OUTER                       |                             |  2534 |    10M|       |   167K  (1)| 00:33:28 |
|   9 |        NESTED LOOPS OUTER                      |                             |  2534 |    10M|       |   157K  (1)| 00:31:36 |
|  10 |         NESTED LOOPS OUTER                     |                             |  2534 |    10M|       |   148K  (1)| 00:29:45 |
|* 11 |          HASH JOIN OUTER                       |                             |  2534 |    10M|  5592K|   139K  (1)| 00:27:53 |
|  12 |           NESTED LOOPS OUTER                   |                             |  2534 |  5557K|       | 64290   (1)| 00:12:52 |
|* 13 |            HASH JOIN RIGHT OUTER               |                             |  1461 |  3140K|       | 59665   (1)| 00:11:56 |
|  14 |             VIEW                               |                             | 11414 |   367K|       |  1991   (1)| 00:00:24 |
|  15 |              HASH GROUP BY                     |                             | 11414 |   490K|  1176K|  1991   (1)| 00:00:24 |
|* 16 |               HASH JOIN OUTER                  |                             | 11414 |   490K|       |  1860   (1)| 00:00:23 |
|  17 |                VIEW                            |                             |  1461 | 29220 |       |     5   (0)| 00:00:01 |
|  18 |                 TABLE ACCESS FULL              | SYS_TEMP_0FD9D6613_773E7914 |  1461 | 29220 |       |     5   (0)| 00:00:01 |
|* 19 |                INDEX RANGE SCAN                | IDX_ROLE_TEST2              |   380K|  8907K|       |  1851   (1)| 00:00:23 |
|* 20 |             HASH JOIN OUTER                    |                             |  1461 |  3093K|       | 57674   (1)| 00:11:33 |
|* 21 |              TABLE ACCESS FULL                 | POLICY                      |  1461 |   208K|       |  4261   (1)| 00:00:52 |
|  22 |              VIEW                              |                             |  6221 |    11M|       | 53413   (1)| 00:10:41 |
|  23 |               SORT GROUP BY                    |                             |  6221 |    11M|    24M| 53413   (1)| 00:10:41 |
|  24 |                VIEW                            |                             |  6221 |    11M|       | 50780   (1)| 00:10:10 |
|  25 |                 SORT ORDER BY                  |                             |  6221 |  1312K|  2856K| 50780   (1)| 00:10:10 |
|  26 |                  NESTED LOOPS OUTER            |                             |  6221 |  1312K|       | 50485   (1)| 00:10:06 |
|  27 |                   NESTED LOOPS OUTER           |                             |  6221 |  1002K|       | 27677   (1)| 00:05:33 |
|  28 |                    NESTED LOOPS                |                             |  6221 |   692K|       |  4869   (1)| 00:00:59 |
|  29 |                     VIEW                       |                             |  1461 |    98K|       |     5   (0)| 00:00:01 |
|  30 |                      TABLE ACCESS FULL         | SYS_TEMP_0FD9D6613_773E7914 |  1461 | 29220 |       |     5   (0)| 00:00:01 |
|  31 |                     TABLE ACCESS BY INDEX ROWID| ROLE                        |     4 |   180 |       |     5   (0)| 00:00:01 |
|* 32 |                      INDEX RANGE SCAN          | IDX_ROLE_TEST2              |     4 |       |       |     3   (0)| 00:00:01 |
|* 33 |                    TABLE ACCESS BY INDEX ROWID | PROPERTY                    |     1 |    51 |       |     4   (0)| 00:00:01 |
|* 34 |                     INDEX RANGE SCAN           | IDX_PROPERTY_TEST2          |     1 |       |       |     3   (0)| 00:00:01 |
|* 35 |                   TABLE ACCESS BY INDEX ROWID  | PROPERTY                    |     1 |    51 |       |     4   (0)| 00:00:01 |
|* 36 |                    INDEX RANGE SCAN            | IDX_PROPERTY_TEST2          |     1 |       |       |     3   (0)| 00:00:01 |
|  37 |            TABLE ACCESS BY INDEX ROWID         | ROLE                        |     2 |    90 |       |     4   (0)| 00:00:01 |
|* 38 |             INDEX RANGE SCAN                   | IDX_ROLE_TEST2              |     1 |       |       |     3   (0)| 00:00:01 |
|  39 |           VIEW                                 |                             | 73346 |   141M|       | 67762   (2)| 00:13:34 |
|* 40 |            FILTER                              |                             |       |       |       |            |          |
|  41 |             HASH GROUP BY                      |                             | 73346 |  6303K|   714M| 67762   (2)| 00:13:34 |
|  42 |              NESTED LOOPS OUTER                |                             |  7334K|   615M|       | 13903   (1)| 00:02:47 |
|  43 |               NESTED LOOPS OUTER               |                             |  9912 |   493K|       |  5109   (1)| 00:01:02 |
|  44 |                VIEW                            |                             |  1461 | 29220 |       |     5   (0)| 00:00:01 |
|  45 |                 TABLE ACCESS FULL              | SYS_TEMP_0FD9D6613_773E7914 |  1461 | 29220 |       |     5   (0)| 00:00:01 |
|  46 |                TABLE ACCESS BY INDEX ROWID     | ROLE                        |     7 |   217 |       |     6   (0)| 00:00:01 |
|* 47 |                 INDEX RANGE SCAN               | IDX_ROLE_TEST2              |     7 |       |       |     3   (0)| 00:00:01 |
|  48 |               VIEW                             |                             |   740 | 27380 |       |     1   (0)| 00:00:01 |
|  49 |                INLIST ITERATOR                 |                             |       |       |       |            |          |
|  50 |                 TABLE ACCESS BY INDEX ROWID    | PROPERTY                    |     1 |    37 |       |     6   (0)| 00:00:01 |
|* 51 |                  INDEX RANGE SCAN              | IDX_PROPERTY_TEST2          |     1 |       |       |     5   (0)| 00:00:01 |
|* 52 |          TABLE ACCESS BY INDEX ROWID           | PROPERTY                    |     1 |    51 |       |     4   (0)| 00:00:01 |
|* 53 |           INDEX RANGE SCAN                     | IDX_PROPERTY_TEST2          |     1 |       |       |     3   (0)| 00:00:01 |
|* 54 |         TABLE ACCESS BY INDEX ROWID            | PROPERTY                    |     1 |    51 |       |     4   (0)| 00:00:01 |
|* 55 |          INDEX RANGE SCAN                      | IDX_PROPERTY_TEST2          |     1 |       |       |     3   (0)| 00:00:01 |
|* 56 |        TABLE ACCESS BY INDEX ROWID             | PROPERTY                    |     1 |    51 |       |     4   (0)| 00:00:01 |
|* 57 |         INDEX RANGE SCAN                       | IDX_PROPERTY_TEST2          |     1 |       |       |     3   (0)| 00:00:01 |
|  58 |       TABLE ACCESS BY INDEX ROWID              | PROPERTY                    |     2 |    60 |       |     5   (0)| 00:00:01 |
|* 59 |        INDEX RANGE SCAN                        | IDX_PROPERTY_TEST2          |     1 |       |       |     3   (0)| 00:00:01 |
|  60 |      TABLE ACCESS BY INDEX ROWID               | ROLE                        |     7 |   315 |       |     6   (0)| 00:00:01 |
|* 61 |       INDEX RANGE SCAN                         | IDX_ROLE_TEST2              |     7 |       |       |     3   (0)| 00:00:01 |
|* 62 |     TABLE ACCESS BY INDEX ROWID                | PROPERTY                    |     1 |    51 |       |     4   (0)| 00:00:01 |
|* 63 |      INDEX RANGE SCAN                          | IDX_PROPERTY_TEST2          |     1 |       |       |     3   (0)| 00:00:01 |
--------------------------------------------------------------------------------------------------------------------------------------Predicate Information (identified by operation id):
---------------------------------------------------3 - filter("ISSUEDATE">TIMESTAMP' 2016-04-11 00:00:00' AND "ENDORSEMENTID" IS NULL AND ("PRODUCTCODE"='00070001' OR "PRODUCTCODE"='00070002' OR "PRODUCTCODE"='00070003' OR "PRODUCTCODE"='00070004' OR "PRODUCTCODE"='00070005' OR "PRODUCTCODE"='00070006' OR "PRODUCTCODE"='00130001') AND ("UNIQUECODE" LIKE '013100%' OR "UNIQUECODE" LIKE '011000%') AND "POLICYSTATUS"='$$900001106001')11 - access("PRO2"."TOPACTUALID"(+)="P"."TOPACTUALID" AND "PRO2"."POLICYNO"(+)="P"."POLICYNO")13 - access("P"."TOPACTUALID"="R4"."TOPACTUALID"(+) AND "P"."POLICYNO"="R4"."POLICYNO"(+))16 - access("R"."TOPACTUALID"(+)="P"."TOPACTUALID")19 - access("R"."KIND"(+)='PAYMENTSCHEDULEONAPPLICATION')20 - access("P"."TOPACTUALID"="PRO6"."TOPACTUALID"(+) AND "P"."POLICYNO"="PRO6"."POLICYNO"(+))21 - filter("P"."ISSUEDATE">TIMESTAMP' 2016-04-11 00:00:00' AND "P"."ENDORSEMENTID" IS NULL AND ("P"."PRODUCTCODE"='00070001' OR "P"."PRODUCTCODE"='00070002' OR "P"."PRODUCTCODE"='00070003' OR "P"."PRODUCTCODE"='00070004' OR "P"."PRODUCTCODE"='00070005' OR "P"."PRODUCTCODE"='00070006' OR "P"."PRODUCTCODE"='00130001') AND ("P"."UNIQUECODE" LIKE '013100%' OR "P"."UNIQUECODE" LIKE '011000%') AND "P"."POLICYSTATUS"='$$900001106001')32 - access("R"."KIND"='SPECIALAGREEMENTITEM' AND "R"."TOPACTUALID"="P"."TOPACTUALID")33 - filter("R"."TOPAGREEMENTID"="PRO2"."TOPAGREEMENTID"(+) AND "R"."PARENTAGREEMENTID"="PRO2"."PARENTAGREEMENTID"(+))34 - access("PRO2"."KIND"(+)='SPECIALAGREEMENTTEXT' AND "R"."TOPACTUALID"="PRO2"."TOPACTUALID"(+) AND "R"."ACTUALID"="PRO2"."PARENTACTUALID"(+))35 - filter("R"."TOPAGREEMENTID"="PRO1"."TOPAGREEMENTID"(+) AND "R"."PARENTAGREEMENTID"="PRO1"."PARENTAGREEMENTID"(+))36 - access("PRO1"."KIND"(+)='SERIALNO' AND "R"."TOPACTUALID"="PRO1"."TOPACTUALID"(+) AND "R"."ACTUALID"="PRO1"."PARENTACTUALID"(+))38 - access("R3"."KIND"(+)='INTERMEDIARYINFO' AND "P"."TOPACTUALID"="R3"."TOPACTUALID"(+))40 - filter(MAX(DECODE("PRO"."KIND",'SERIALNO',"PRO"."VALUE",''))='1')47 - access("R"."KIND"(+)='HANDLER' AND "R"."TOPACTUALID"(+)="P"."TOPACTUALID")51 - access(("PRO"."KIND"='SERIALNO' OR "PRO"."KIND"='STAFFNAME') AND "PRO"."TOPACTUALID"="R"."TOPACTUALID" AND "PRO"."PARENTACTUALID"="R"."ACTUALID")52 - filter("R3"."TOPAGREEMENTID"="PRO3"."TOPAGREEMENTID"(+) AND "R3"."PARENTAGREEMENTID"="PRO3"."PARENTAGREEMENTID"(+))53 - access("PRO3"."KIND"(+)='INTERMEDIARYTYPE' AND "R3"."TOPACTUALID"="PRO3"."TOPACTUALID"(+) AND "R3"."ACTUALID"="PRO3"."PARENTACTUALID"(+))54 - filter("R3"."TOPAGREEMENTID"="PRO4"."TOPAGREEMENTID"(+) AND "R3"."PARENTAGREEMENTID"="PRO4"."PARENTAGREEMENTID"(+))55 - access("PRO4"."KIND"(+)='INTERMEDIARYNAME' AND "R3"."TOPACTUALID"="PRO4"."TOPACTUALID"(+) AND "R3"."ACTUALID"="PRO4"."PARENTACTUALID"(+))56 - filter("R3"."TOPAGREEMENTID"="PRO5"."TOPAGREEMENTID"(+) AND "R3"."PARENTAGREEMENTID"="PRO5"."PARENTAGREEMENTID"(+))57 - access("PRO5"."KIND"(+)='OFFICEADDRESS' AND "R3"."TOPACTUALID"="PRO5"."TOPACTUALID"(+) AND "R3"."ACTUALID"="PRO5"."PARENTACTUALID"(+))59 - access("PRO1"."KIND"(+)='APPLICATIONDATE' AND "PRO1"."TOPACTUALID"(+)="P"."TOPACTUALID")61 - access("R"."KIND"(+)='DATEINFO' AND "P"."TOPACTUALID"="R"."TOPACTUALID"(+))62 - filter("R"."TOPAGREEMENTID"="PRO"."TOPAGREEMENTID"(+) AND "R"."PARENTAGREEMENTID"="PRO"."PARENTAGREEMENTID"(+))63 - access("PRO"."KIND"(+)='UNDERWRITINGDATE' AND "R"."TOPACTUALID"="PRO"."TOPACTUALID"(+) AND "R"."ACTUALID"="PRO"."PARENTACTUALID"(+))

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