国产探花免费观看_亚洲丰满少妇自慰呻吟_97日韩有码在线_资源在线日韩欧美_一区二区精品毛片,辰东完美世界有声小说,欢乐颂第一季,yy玄幻小说排行榜完本

首頁 > 數據庫 > SQL Server > 正文

sql中參數過多利用變量替換參數的方法

2024-08-31 01:01:55
字體:
來源:轉載
供稿:網友
工作中遇到一個需求,需要非常多的參數,例如如下sql,

復制代碼 代碼如下:


select
ff.fundsc||'-'||ff.fundtzfs||'-'||ff.fundcjfl||'-'||ff.fundonefl||'-'||ff.fundtowfl catagory,
sf.scode,replace(sf.fund5,'型證券投資基金','')fund5,sf.fund4,sf.fund10,
(select to_date(tradedate,'yyyy-MM-dd') from sdc_fundnetassetvalue where scode=sf.scode and tradedate in
(select max(tradedate) from sdc_fundnetassetvalue where scode=sf.scode and to_date(tradedate,'yyyyMMdd')>=(to_date(20120801,'yyyyMMdd')-10) and tradedate<=20120801) and rownum<2) trdatedate,
(select unitvalue from sdc_fundnetassetvalue where scode=sf.scode and tradedate in
(select max(tradedate) from sdc_fundnetassetvalue where scode=sf.scode and to_date(tradedate,'yyyyMMdd')>=(to_date(20120801,'yyyyMMdd')-10) and tradedate<=20120801) and rownum<2) fejz,
(select accumulatedunitvalue from sdc_fundnetassetvalue where scode=sf.scode and tradedate in
(select max(tradedate) from sdc_fundnetassetvalue where scode=sf.scode and to_date(tradedate,'yyyyMMdd')>=(to_date(20120801,'yyyyMMdd')-10) and tradedate<=20120801) and rownum<2) feljjz,
(select f30004_30002 from si_fund_30002 where f_fundcode=sf.scode and f_type=0 and f_tradingdate in
(select max(f_tradingdate) from si_fund_30002 where f_fundcode=sf.scode and to_date(f_tradingdate,'yyyyMMdd')>=(to_date(20120801,'yyyyMMdd')-10) and f_tradingdate<=20120801) and rownum<2) gqyzjzzzl,
(select f30006_30002 from si_fund_30002 where f_fundcode=sf.scode and f_type=0 and f_tradingdate in
(select max(f_tradingdate) from si_fund_30002 where f_fundcode=sf.scode and to_date(f_tradingdate,'yyyyMMdd')>=(to_date(20120801,'yyyyMMdd')-10) and f_tradingdate<=20120801) and rownum<2) gqyyjzzzl,
decode((select f30007_30002 from si_fund_30002 where f_fundcode=sf.scode and f_type=0 and f_tradingdate in
(select max(f_tradingdate) from si_fund_30002 where f_fundcode=sf.scode and to_date(f_tradingdate,'yyyyMMdd')>=(to_date(20120801,'yyyyMMdd')-10) and f_tradingdate<=20120801) and rownum<2),
null,'-',to_char((select f30007_30002 from si_fund_30002 where f_fundcode=sf.scode and f_type=0 and f_tradingdate in
(select max(f_tradingdate) from si_fund_30002 where f_fundcode=sf.scode and to_date(f_tradingdate,'yyyyMMdd')>=(to_date(20120801,'yyyyMMdd')-10) and f_tradingdate<=20120801) and rownum<2),'fm999999990.9999')) gqsgyjzzzl,
row_number() over(partition by ff.fundsc||'-'||ff.fundtzfs||'-'||ff.fundcjfl||'-'||ff.fundonefl||'-'||ff.fundtowfl
order by decode((select f30007_30002 from si_fund_30002 where f_fundcode=sf.scode and f_type=0 and f_tradingdate in
(select max(f_tradingdate) from si_fund_30002 where f_fundcode=sf.scode and to_date(f_tradingdate,'yyyyMMdd')>=(to_date(20120801,'yyyyMMdd')-10) and f_tradingdate<=20120801) and rownum<2),
null,'-',to_char((select f30007_30002 from si_fund_30002 where f_fundcode=sf.scode and f_type=0 and f_tradingdate in
(select max(f_tradingdate) from si_fund_30002 where f_fundcode=sf.scode and to_date(f_tradingdate,'yyyyMMdd')>=(to_date(20120801,'yyyyMMdd')-10) and f_tradingdate<=20120801) and rownum<2),'fm999999990.9999')) desc) sgy,
decode((select f30008_30002 from si_fund_30002 where f_fundcode=sf.scode and f_type=0 and f_tradingdate in
(select max(f_tradingdate) from si_fund_30002 where f_fundcode=sf.scode and to_date(f_tradingdate,'yyyyMMdd')>=(to_date(20120801,'yyyyMMdd')-10) and f_tradingdate<=20120801) and rownum<2),
null,'-',to_char((select f30008_30002 from si_fund_30002 where f_fundcode=sf.scode and f_type=0 and f_tradingdate in
(select max(f_tradingdate) from si_fund_30002 where f_fundcode=sf.scode and to_date(f_tradingdate,'yyyyMMdd')>=(to_date(20120801,'yyyyMMdd')-10) and f_tradingdate<=20120801) and rownum<2),'fm999999990.9999')) gqbnjzzzl,
row_number() over(partition by ff.fundsc||'-'||ff.fundtzfs||'-'||ff.fundcjfl||'-'||ff.fundonefl||'-'||ff.fundtowfl
order by decode((select f30008_30002 from si_fund_30002 where f_fundcode=sf.scode and f_type=0 and f_tradingdate in
(select max(f_tradingdate) from si_fund_30002 where f_fundcode=sf.scode and to_date(f_tradingdate,'yyyyMMdd')>=(to_date(20120801,'yyyyMMdd')-10) and f_tradingdate<=20120801) and rownum<2),
null,'-',to_char((select f30008_30002 from si_fund_30002 where f_fundcode=sf.scode and f_type=0 and f_tradingdate in
(select max(f_tradingdate) from si_fund_30002 where f_fundcode=sf.scode and to_date(f_tradingdate,'yyyyMMdd')>=(to_date(20120801,'yyyyMMdd')-10) and f_tradingdate<=20120801) and rownum<2),'fm999999990.9999')) desc) bn,
decode((select F30017_30003 from si_fund_30003 where f_fundcode=sf.scode and f_type=0 and f_tradingdate in
(select max(f_tradingdate) from si_fund_30003 where f_fundcode=sf.scode and to_date(f_tradingdate,'yyyyMMdd')>=(to_date(20120801,'yyyyMMdd')-10) and f_tradingdate<=20120801) and rownum<2),
null,'-',to_char((select F30017_30003 from si_fund_30003 where f_fundcode=sf.scode and f_type=0 and f_tradingdate in
(select max(f_tradingdate) from si_fund_30003 where f_fundcode=sf.scode and to_date(f_tradingdate,'yyyyMMdd')>=(to_date(20120801,'yyyyMMdd')-10) and f_tradingdate<=20120801) and rownum<2),'fm999999990.9999')) jinnian,
row_number() over(partition by ff.fundsc||'-'||ff.fundtzfs||'-'||ff.fundcjfl||'-'||ff.fundonefl||'-'||ff.fundtowfl
order by decode((select F30017_30003 from si_fund_30003 where f_fundcode=sf.scode and f_type=0 and f_tradingdate in
(select max(f_tradingdate) from si_fund_30003 where f_fundcode=sf.scode and to_date(f_tradingdate,'yyyyMMdd')>=(to_date(20120801,'yyyyMMdd')-10) and f_tradingdate<=20120801) and rownum<2),
null,'-',to_char((select F30017_30003 from si_fund_30003 where f_fundcode=sf.scode and f_type=0 and f_tradingdate in
(select max(f_tradingdate) from si_fund_30003 where f_fundcode=sf.scode and to_date(f_tradingdate,'yyyyMMdd')>=(to_date(20120801,'yyyyMMdd')-10) and f_tradingdate<=20120801) and rownum<2),'fm999999990.9999')) desc) jn,
decode((select f30009_30002 from si_fund_30002 where f_fundcode=sf.scode and f_type=0 and f_tradingdate in
(select max(f_tradingdate) from si_fund_30002 where f_fundcode=sf.scode and to_date(f_tradingdate,'yyyyMMdd')>=(to_date(20120801,'yyyyMMdd')-10) and f_tradingdate<=20120801) and rownum<2),
null,'-',to_char((select f30009_30002 from si_fund_30002 where f_fundcode=sf.scode and f_type=0 and f_tradingdate in
(select max(f_tradingdate) from si_fund_30002 where f_fundcode=sf.scode and to_date(f_tradingdate,'yyyyMMdd')>=(to_date(20120801,'yyyyMMdd')-10) and f_tradingdate<=20120801) and rownum<2),'fm999999990.9999')) gqynjzzzl,
row_number() over(partition by ff.fundsc||'-'||ff.fundtzfs||'-'||ff.fundcjfl||'-'||ff.fundonefl||'-'||ff.fundtowfl
order by decode((select f30009_30002 from si_fund_30002 where f_fundcode=sf.scode and f_type=0 and f_tradingdate in
(select max(f_tradingdate) from si_fund_30002 where f_fundcode=sf.scode and to_date(f_tradingdate,'yyyyMMdd')>=(to_date(20120801,'yyyyMMdd')-10) and f_tradingdate<=20120801) and rownum<2),
null,'-',to_char((select f30009_30002 from si_fund_30002 where f_fundcode=sf.scode and f_type=0 and f_tradingdate in
(select max(f_tradingdate) from si_fund_30002 where f_fundcode=sf.scode and to_date(f_tradingdate,'yyyyMMdd')>=(to_date(20120801,'yyyyMMdd')-10) and f_tradingdate<=20120801) and rownum<2),'fm999999990.9999')) desc) gqyn,
decode((select f30010_30002 from si_fund_30002 where f_fundcode=sf.scode and f_type=0 and f_tradingdate in
(select max(f_tradingdate) from si_fund_30002 where f_fundcode=sf.scode and to_date(f_tradingdate,'yyyyMMdd')>=(to_date(20120801,'yyyyMMdd')-10) and f_tradingdate<=20120801) and rownum<2),
null,'-',to_char((select f30010_30002 from si_fund_30002 where f_fundcode=sf.scode and f_type=0 and f_tradingdate in
(select max(f_tradingdate) from si_fund_30002 where f_fundcode=sf.scode and to_date(f_tradingdate,'yyyyMMdd')>=(to_date(20120801,'yyyyMMdd')-10) and f_tradingdate<=20120801) and rownum<2),'fm999999990.9999')) gqlnjzzzl,
row_number() over(partition by ff.fundsc||'-'||ff.fundtzfs||'-'||ff.fundcjfl||'-'||ff.fundonefl||'-'||ff.fundtowfl
order by decode((select f30010_30002 from si_fund_30002 where f_fundcode=sf.scode and f_type=0 and f_tradingdate in
(select max(f_tradingdate) from si_fund_30002 where f_fundcode=sf.scode and to_date(f_tradingdate,'yyyyMMdd')>=(to_date(20120801,'yyyyMMdd')-10) and f_tradingdate<=20120801) and rownum<2),
null,'-',to_char((select f30010_30002 from si_fund_30002 where f_fundcode=sf.scode and f_type=0 and f_tradingdate in
(select max(f_tradingdate) from si_fund_30002 where f_fundcode=sf.scode and to_date(f_tradingdate,'yyyyMMdd')>=(to_date(20120801,'yyyyMMdd')-10) and f_tradingdate<=20120801) and rownum<2),'fm999999990.9999')) desc) gqln,
decode((select f30011_30002 from si_fund_30002 where f_fundcode=sf.scode and f_type=0 and f_tradingdate in
(select max(f_tradingdate) from si_fund_30002 where f_fundcode=sf.scode and to_date(f_tradingdate,'yyyyMMdd')>=(to_date(20120801,'yyyyMMdd')-10) and f_tradingdate<=20120801) and rownum<2),
null,'-',to_char((select f30011_30002 from si_fund_30002 where f_fundcode=sf.scode and f_type=0 and f_tradingdate in
(select max(f_tradingdate) from si_fund_30002 where f_fundcode=sf.scode and to_date(f_tradingdate,'yyyyMMdd')>=(to_date(20120801,'yyyyMMdd')-10) and f_tradingdate<=20120801) and rownum<2),'fm999999990.9999')) gqsnjzzzl

from
(select
b.scode,b.fund5,b.fund4,b.fund10
from
sdc_fundbase b left join sdc_security a on b.scode=a.scode and b.mktcode=a.mktcode and b.fund49=a.stype
where
b.scode in (select t.fundcode from fund_fundcategoryone t where (t.fundtzfs='開放式' or t.fundtzfs='封閉式') and t.fundonefl!='貨幣市場基金' and t.fundonefl!='交易類' )
and (a.enddate>=to_date(20120801,'yyyy-MM-dd') or a.enddate is null or a.enddate=to_date(19000101,'yyyy-MM-dd'))
and a.stype in (6,7) order by scode
) sf
left join fund_fundcategoryone ff on sf.scode = ff.fundcode and ff.fundonefl!='交易類'


非常復雜,不仔細介紹,此時需要將20120801處全部變成參數傳入,,只寫參數就得累死我,下面方法可以節(jié)省我的好多工作量,在最內部函數中修改select
b.scode,b.fund5,b.fund4,b.fund10,20120801 tdate
from
將20120801用tdate變量來代替,這樣傳入的參數就用tdate來表示就可以了。
發(fā)表評論 共有條評論
用戶名: 密碼:
驗證碼: 匿名發(fā)表
主站蜘蛛池模板: 黄梅县| 措美县| 襄城县| 章丘市| 喜德县| 成武县| 贡嘎县| 伊春市| 壶关县| 筠连县| 疏附县| 普兰店市| 贺州市| 阆中市| 儋州市| 云安县| 马尔康县| 庆阳市| 阜阳市| 三穗县| 湘潭县| 庆安县| 汝阳县| 泗洪县| 瑞昌市| 镇远县| 扎鲁特旗| 余庆县| 时尚| 民和| 沧州市| 沈阳市| 荣昌县| 晴隆县| 巢湖市| 铜梁县| 资阳市| 临城县| 松阳县| 南乐县| 灌南县|