发表于 2009-1-5 19:48
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甯哥敤sql璇彞
鍙戝竷: 2008-7-01 14:16 | 浣滆: 缃戠粶杞浇 | 鏉ユ簮: 缃戠粶杞浇 | 鏌ョ湅: 41娆
T_SQL璇彞澶嶅埗琛ㄧ殑鏂规硶
鎴戝湪SQL SERVER 2000涓湁鐜颁釜鏁版嵁搴揇ATAHR鍙奃EMO,瀹冧滑鐨勭粨鏋勬槸涓鏍凤紝鍏跺畠鏈変竴涓〃鍚嶄负锛欸BITEM.鐜板湪鎴戞兂灏咲EMO鏁版嵁搴撶殑琛ㄥ悕锛欸BITEM鐨勫叏閮ㄥ唴瀹瑰鍒跺埌DATAHR鏁版嵁搴撶殑琛ㄥ悕涓猴細GBITEM涓傝闂T-SQL璇彞搴旇鎬庝箞鍐欙紵 璋㈣阿楂樹汉鎸囩偣锛
濡傛灉鐩殑琛ㄥ凡缁忓瓨鍦:
insert into DATAHR.DBO.GBITEM
select * from DEMO.DBO.GBITEM
濡傛灉鐩殑琛ㄤ笉瀛樺湪:
select * into DATAHR.DBO.GBITEM
from DEMO.DBO.GBITEM
--澶囦唤鏁版嵁搴揙FSys
BACKUP DATABASE OFSys to disk = 'e:/OFSys'
杩樺師
restore database test from disk = 'c:\test'
绮惧SQL璇彞
绮惧SQL璇彞
璇存槑锛氬鍒惰〃(鍙鍒剁粨鏋,婧愯〃鍚嶏細a 鏂拌〃鍚嶏細b)
SQL: select * into b from a where 1<>1
璇存槑锛氭嫹璐濊〃(鎷疯礉鏁版嵁,婧愯〃鍚嶏細a 鐩爣琛ㄥ悕锛歜)
SQL: insert into b(a, b, c) select d,e,f from b;
璇存槑锛氭樉绀烘枃绔犮佹彁浜や汉鍜屾渶鍚庡洖澶嶆椂闂
SQL: select a.title,a.username,b.adddate from table a,(select max(adddate) adddate from table where table.title=a.title) b
璇存槑锛氬杩炴帴鏌ヨ(琛ㄥ悕1锛歛 琛ㄥ悕2锛歜)
SQL: select a.a, a.b, a.c, b.c, b.d, b.f from a LEFT OUT JOIN b ON a.a = b.c
璇存槑锛氭棩绋嬪畨鎺掓彁鍓嶄簲鍒嗛挓鎻愰啋
SQL: select * from 鏃ョ▼瀹夋帓 where datediff('minute',f寮濮嬫椂闂,getdate())>5
璇存槑锛氫袱寮犲叧鑱旇〃锛屽垹闄や富琛ㄤ腑宸茬粡鍦ㄥ壇琛ㄤ腑娌℃湁鐨勪俊鎭
SQL:
delete from info where not exists ( select * from infobz where info.infid=infobz.infid )
璇存槑锛--
SQL:
SELECT A.NUM, A.NAME, B.UPD_DATE, B.PREV_UPD_DATE
FROM TABLE1,
(SELECT X.NUM, X.UPD_DATE, Y.UPD_DATE PREV_UPD_DATE
FROM (SELECT NUM, UPD_DATE, INBOUND_QTY, STOCK_ONHAND
FROM TABLE2
WHERE TO_CHAR(UPD_DATE,'YYYY/MM') = TO_CHAR(SYSDATE, 'YYYY/MM')) X,
(SELECT NUM, UPD_DATE, STOCK_ONHAND
FROM TABLE2
WHERE TO_CHAR(UPD_DATE,'YYYY/MM') =
TO_CHAR(TO_DATE(TO_CHAR(SYSDATE, 'YYYY/MM') || '/01','YYYY/MM/DD') - 1, 'YYYY/MM') ) Y,
WHERE X.NUM = Y.NUM 锛+锛
AND X.INBOUND_QTY + NVL(Y.STOCK_ONHAND,0) <> X.STOCK_ONHAND ) B
WHERE A.NUM = B.NUM
璇存槑锛--
SQL:
select * from studentinfo where not exists(select * from student where studentinfo.id=student.id) and 绯诲悕绉='"&strdepartmentname&"' and 涓撲笟鍚嶇О='"&strprofessionname&"' order by 鎬у埆,鐢熸簮鍦,楂樿冩绘垚缁
璇存槑锛
浠庢暟鎹簱涓幓涓骞寸殑鍚勫崟浣嶇數璇濊垂缁熻(鐢佃瘽璐瑰畾棰濊春鐢靛寲鑲ユ竻鍗曚袱涓〃鏉ユ簮锛
SQL:
SELECT a.userper, a.tel, a.standfee, TO_CHAR(a.telfeedate, 'yyyy') AS telyear,
SUM(decode(TO_CHAR(a.telfeedate, 'mm'), '01', a.factration)) AS JAN,
SUM(decode(TO_CHAR(a.telfeedate, 'mm'), '02', a.factration)) AS FRI,
SUM(decode(TO_CHAR(a.telfeedate, 'mm'), '03', a.factration)) AS MAR,
SUM(decode(TO_CHAR(a.telfeedate, 'mm'), '04', a.factration)) AS APR,
SUM(decode(TO_CHAR(a.telfeedate, 'mm'), '05', a.factration)) AS MAY,
SUM(decode(TO_CHAR(a.telfeedate, 'mm'), '06', a.factration)) AS JUE,
SUM(decode(TO_CHAR(a.telfeedate, 'mm'), '07', a.factration)) AS JUL,
SUM(decode(TO_CHAR(a.telfeedate, 'mm'), '08', a.factration)) AS AGU,
SUM(decode(TO_CHAR(a.telfeedate, 'mm'), '09', a.factration)) AS SEP,
SUM(decode(TO_CHAR(a.telfeedate, 'mm'), '10', a.factration)) AS OCT,
SUM(decode(TO_CHAR(a.telfeedate, 'mm'), '11', a.factration)) AS NOV,
SUM(decode(TO_CHAR(a.telfeedate, 'mm'), '12', a.factration)) AS DEC
FROM (SELECT a.userper, a.tel, a.standfee, b.telfeedate, b.factration
FROM TELFEESTAND a, TELFEE b
WHERE a.tel = b.telfax) a
GROUP BY a.userper, a.tel, a.standfee, TO_CHAR(a.telfeedate, 'yyyy')
璇存槑锛氬洓琛ㄨ仈鏌ラ棶棰橈細
SQL: select * from a left inner join b on a.a=b.b right inner join c on a.a=c.c inner join d on a.a=d.d where .....
璇存槑锛氬緱鍒拌〃涓渶灏忕殑鏈娇鐢ㄧ殑ID鍙
SQL:
SELECT (CASE WHEN EXISTS(SELECT * FROM Handle b WHERE b.HandleID = 1) THEN MIN(HandleID) + 1 ELSE 1 END) as HandleID
FROM Handle
WHERE NOT HandleID IN (SELECT a.HandleID - 1 FROM Handle
