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銆鍑芥暟鏄竴縐嶆湁闆朵釜鎴栧涓弬鏁板茍涓旀湁涓涓繑鍥炲肩殑紼嬪簭銆傚湪SQL涓璒racle鍐呭緩浜嗕竴緋誨垪鍑芥暟錛岃繖浜涘嚱鏁伴兘鍙縐頒負SQL鎴朠L/SQL璇彞錛屽嚱鏁頒富瑕佸垎涓轟袱澶х被錛?/p>
銆銆 鍗曡鍑芥暟 銆銆 緇勫嚱鏁?/p>
銆銆鏈枃灝嗚璁哄浣曞埄鐢ㄥ崟琛屽嚱鏁頒互鍙婁嬌鐢ㄨ鍒欍?/p>
銆銆SQL涓殑鍗曡鍑芥暟 銆銆SQL鍜孭L/SQL涓嚜甯﹀緢澶氱被鍨嬬殑鍑芥暟錛屾湁瀛楃銆佹暟瀛椼佹棩鏈熴佽漿鎹€佸拰娣峰悎鍨嬬瓑澶氱鍑芥暟鐢ㄤ簬澶勭悊鍗曡鏁版嵁錛屽洜姝よ繖浜涢兘鍙緇熺О涓哄崟琛屽嚱鏁般傝繖浜涘嚱鏁板潎鍙敤浜嶴ELECT,WHERE銆丱RDER BY絳夊瓙鍙ヤ腑錛屼緥濡備笅闈㈢殑渚嬪瓙涓氨鍖呭惈浜員O_CHAR,UPPER,SOUNDEX絳夊崟琛屽嚱鏁般?/p>
SELECT ename,TO_CHAR(hiredate,'day,DD-Mon-YYYY')FROM empWhere UPPER(ename) Like 'AL%'ORDER BY SOUNDEX(ename) 銆銆鍗曡鍑芥暟涔熷彲浠ュ湪鍏朵粬璇彞涓嬌鐢紝濡倁pdate鐨凷ET瀛愬彞錛孖NSERT鐨刅ALUES瀛愬彞錛孌ELET鐨刉HERE瀛愬彞,璁よ瘉鑰冭瘯鐗瑰埆娉ㄦ剰鍦⊿ELECT璇彞涓嬌鐢ㄨ繖浜涘嚱鏁幫紝鎵浠ユ垜浠殑娉ㄦ剰鍔涗篃闆嗕腑鍦⊿ELECT璇彞涓?/p>
銆銆NULL鍜屽崟琛屽嚱鏁?/p>
銆銆鍦ㄥ浣曠悊瑙ULL涓婂紑濮嬫槸寰堝洶闅劇殑錛屽氨綆楁槸涓涓緢鏈夌粡楠岀殑浜轟緷鐒跺姝ゆ劅鍒板洶鎯戙侼ULL鍊艱〃紺轟竴涓湭鐭ユ暟鎹垨鑰呬竴涓┖鍊鹼紝綆楁湳鎿嶄綔絎︾殑浠諱綍涓涓搷浣滄暟涓篘ULL鍊鹼紝緇撴灉鍧囦負鎻愪釜NULL鍊?榪欎釜瑙勫垯涔熼傚悎寰堝鍑芥暟錛屽彧鏈塁ONCAT,DECODE,DUMP,NVL,REPLACE鍦ㄨ皟鐢ㄤ簡 NULL鍙傛暟鏃惰兘澶熻繑鍥為潪NULL鍊箋傚湪榪欎簺涓璑VL鍑芥暟鏃舵渶閲嶈鐨勶紝鍥犱負浠栬兘鐩存帴澶勭悊NULL鍊鹼紝NVL鏈変袱涓弬鏁幫細NVL(x1,x2),x1鍜寈2 閮藉紡琛ㄨ揪寮忥紝褰搙1涓簄ull鏃惰繑鍥瀀2,鍚﹀垯榪斿洖x1銆?/p>
銆銆涓嬮潰鎴戜滑鐪嬬湅emp鏁版嵁琛ㄥ畠鍖呭惈浜嗚柂姘淬佸閲戜袱欏癸紝闇瑕佽綆楁葷殑琛ュ伩 column name emp_id salary bonuskey type pk nulls/unique nn,u nnfk table datatype number number numberlength 11.2 11.2 銆銆涓嶆槸綆鍗曠殑灝嗚柂姘村拰濂栭噾鍔犺搗鏉ュ氨鍙互浜嗭紝濡傛灉鏌愪竴琛屾槸null鍊奸偅涔堢粨鏋滃氨灝嗘槸null錛屾瘮濡備笅闈㈢殑渚嬪瓙錛?/p>
update empset salary=(salary+bonus)*1.1 銆銆榪欎釜璇彞涓紝闆囧憳鐨勫伐璧勫拰濂栭噾閮藉皢鏇存柊涓轟竴涓柊鐨勫鹼紝浣嗘槸濡傛灉娌℃湁濂栭噾錛屽嵆 salary + null,閭d箞灝變細寰楀嚭閿欒鐨勭粨璁猴紝榪欎釜鏃跺欏氨瑕佷嬌鐢╪vl鍑芥暟鏉ユ帓闄ull鍊肩殑褰卞搷銆?/p>
鎵浠ユ紜殑璇彞鏄細 update empset salary=(salary+nvl(bonus,0)*1.1 鍗曡瀛楃涓插嚱鏁?/p>
銆銆鍗曡瀛楃涓插嚱鏁扮敤浜庢搷浣滃瓧絎︿覆鏁版嵁錛屼粬浠ぇ澶氭暟鏈変竴涓垨澶氫釜鍙傛暟錛屽叾涓粷澶у鏁拌繑鍥炲瓧絎︿覆 銆銆ASCII() 銆銆c1鏄竴瀛楃涓詫紝榪斿洖c1絎竴涓瓧姣嶇殑ASCII鐮侊紝浠栫殑閫嗗嚱鏁版槸CHR() SELECT ASCII('A') BIG_A,ASCII('z') BIG_z FROM empBIG_A BIG_z65 122 銆銆CHR(錛渋錛?[NCHAR_CS] 銆銆i鏄竴涓暟瀛楋紝鍑芥暟榪斿洖鍗佽繘鍒惰〃紺虹殑瀛楃 select CHR(65),CHR(122),CHR(223) FROM empCHR65 CHR122 CHR223A z B 銆銆CONCAT(,) 銆銆c1,c2鍧囦負瀛楃涓詫紝鍑芥暟灝哻2榪炴帴鍒癱1鐨勫悗闈紝濡傛灉c1涓簄ull,灝嗚繑鍥瀋2.濡傛灉c2涓簄ull,鍒欒繑鍥瀋1錛屽鏋渃1銆乧2閮戒負null錛屽垯榪斿洖null銆備粬鍜屾搷浣滅||榪斿洖鐨勭粨鏋滅浉鍚?/p>
select concat('slobo ','Svoboda') username from dualusernameslobo Syoboda 銆銆INITCAP() 銆銆c1涓轟竴瀛楃涓層傚嚱鏁板皢姣忎釜鍗曡瘝鐨勭涓涓瓧姣嶅ぇ鍐欏叾瀹冨瓧姣嶅皬鍐欒繑鍥炪傚崟璇嶇敱絀烘牸錛屾帶鍒跺瓧絎︼紝鏍囩偣絎﹀彿闄愬埗銆?/p>
select INITCAP('veni,vedi,vici') Ceasar from dualCeasarVeni,Vedi,Vici 銆銆INSTR(,[,錛渋錛瀃,]]) 銆銆c1,c2鍧囦負瀛楃涓詫紝i,j涓烘暣鏁般傚嚱鏁拌繑鍥瀋2鍦╟1涓j嬈″嚭鐜扮殑浣嶇疆錛屾悳绱粠c1鐨勭i涓瓧絎﹀紑濮嬨傚綋娌℃湁鍙戠幇闇瑕佺殑瀛楃鏃惰繑鍥?,濡傛灉i涓鴻礋鏁幫紝閭d箞鎼滅儲灝嗕粠鍙沖埌宸﹁繘琛岋紝浣嗘槸浣嶇疆鐨勮綆楄繕鏄粠宸﹀埌鍙籌紝i鍜宩鐨勭己鐪佸間負1. select INSTR('Mississippi','i',3,3) from dualINSTR('MISSISSIPPI','I',3,3)11select INSTR('Mississippi','i',-2,3) from dualINSTR('MISSISSIPPI','I',3,3)2 銆銆INSTRB(,[,i[,j]) 銆銆涓嶪NSTR錛堬級鍑芥暟涓鏍鳳紝鍙槸浠栬繑鍥炵殑鏄瓧鑺傦紝瀵逛簬鍗曞瓧鑺侷NSTRB()絳変簬INSTR() 銆銆LENGTH() 銆銆c1涓哄瓧絎︿覆錛岃繑鍥瀋1鐨勯暱搴︼紝濡傛灉c1涓簄ull錛岄偅涔堝皢榪斿洖null鍊箋?/p>
select LENGTH('Ipso Facto') ergo from dualergo10 銆銆LENGTHb() 銆銆涓嶭ENGTH()涓鏍鳳紝榪斿洖瀛楄妭銆?/p>
銆銆lower() 銆銆榪斿洖c鐨勫皬鍐欏瓧絎︼紝緇忓父鍑虹幇鍦╳here瀛愪覆涓?/p>
select LOWER(colorname) from itemdetail WHERE LOWER(colorname) LIKE '%white%'COLORNAMEWinterwhite 銆銆LPAD(,錛渋錛瀃,]) 銆銆c1,c2鍧囦負瀛楃涓詫紝i涓烘暣鏁般傚湪c1鐨勫乏渚х敤c2瀛楃涓茶ˉ瓚寵嚧闀垮害i,鍙嬈¢噸澶嶏紝濡傛灉i灝忎簬c1鐨勯暱搴︼紝閭d箞鍙繑鍥瀒閭d箞闀跨殑c1瀛楃錛屽叾浠栫殑灝嗚鎴幓銆俢2鐨勭己鐪佸間負鍗曠┖鏍鹼紝鍙傝RPAD銆?/p>
select LPAD(answer,7,'') padded,answer unpadded from question;PADDED UNPADDED Yes YesNO NOMaybe maybe 銆銆LTRIM(,) 銆銆鎶奵1涓渶宸﹁竟鐨勫瓧絎﹀幓鎺夛紝浣垮叾絎竴涓瓧絎︿笉鍦╟2涓紝濡傛灉娌℃湁c2錛岄偅涔坈1灝變笉浼氭敼鍙樸?/p>
select LTRIM('Mississippi','Mis') from dualLTRppi 銆銆RPAD(,錛渋錛瀃,]) 銆銆鍦╟1鐨勫彸渚х敤c2瀛楃涓茶ˉ瓚寵嚧闀垮害i,鍙嬈¢噸澶嶏紝濡傛灉i灝忎簬c1鐨勯暱搴︼紝閭d箞鍙繑鍥瀒閭d箞闀跨殑c1瀛楃錛屽叾浠栫殑灝嗚鎴幓銆俢2鐨勭己鐪佸間負鍗曠┖鏍?鍏朵粬涓嶭PAD鐩鎬技 銆銆RTRIM(,) 銆銆鎶奵1涓渶鍙寵竟鐨勫瓧絎﹀幓鎺夛紝浣垮叾絎悗涓涓瓧絎︿笉鍦╟2涓紝濡傛灉娌℃湁c2錛岄偅涔坈1灝變笉浼氭敼鍙樸?/p>
銆銆REPLACE(,[,]) 銆銆c1,c2,c3閮芥槸瀛楃涓詫紝鍑芥暟鐢╟3浠f浛鍑虹幇鍦╟1涓殑c2鍚庤繑鍥炪?/p>
select REPLACE('uptown','up','down') from dualREPLACEdowntown 銆銆STBSTR(,錛渋錛瀃,]) 銆銆c1涓轟竴瀛楃涓詫紝i,j涓烘暣鏁幫紝浠巆1鐨勭i浣嶅紑濮嬭繑鍥為暱搴︿負j鐨勫瓙瀛楃涓詫紝濡傛灉j涓虹┖錛屽垯鐩村埌涓茬殑灝鵑儴銆?/p>
select SUBSTR('Message',1,4) from dualSUBSMess 銆銆SUBSTRB(,錛渋錛瀃,]) 銆銆涓嶴UBSTR澶ц嚧鐩稿悓錛屽彧鏄疘,J鏄互瀛楄妭璁$畻銆?/p>
銆銆SOUNDEX() 銆銆榪斿洖涓巆1鍙戦煶鐩鎬技鐨勮瘝 select SOUNDEX('dawes') Dawes SOUNDEX('daws') Daws, SOUNDEX('dawson') from dualDawes Daws DawsonD200 D200 D250 銆銆TRANSLATE(,,) 銆銆灝哻1涓笌c2鐩稿悓鐨勫瓧絎︿互c3浠f浛 select TRANSLATE('fumble','uf','ar') test from dualTEXTramble 銆銆TRIM([[]] from c3) 銆銆灝哻3涓蹭腑鐨勭涓涓紝鏈鍚庝竴涓紝鎴栬呴兘鍒犻櫎銆?/p>
select TRIM(' space padded ') trim from dual TRIMspace padded 銆銆UPPER() 銆銆榪斿洖c1鐨勫ぇ鍐欙紝甯稿嚭鐜皐here瀛愪覆涓?/p>
select name from dual where UPPER(name) LIKE 'KI%'NAMEKING 鍗曡鏁板瓧鍑芥暟 銆銆鍗曡鏁板瓧鍑芥暟鎿嶄綔鏁板瓧鏁版嵁錛屾墽琛屾暟瀛﹀拰綆楁湳榪愮畻銆傛墍鏈夊嚱鏁伴兘鏈夋暟瀛楀弬鏁板茍榪斿洖鏁板瓧鍊箋傛墍鏈変笁瑙掑嚱鏁扮殑鎿嶄綔鏁板拰鍊奸兘鏄姬搴﹁屼笉鏄搴︼紝oracle娌℃湁鎻愪緵鍐呭緩鐨勫姬搴﹀拰瑙掑害鐨勮漿鎹㈠嚱鏁般?/p>
銆銆ABS() 銆銆榪斿洖n鐨勭粷瀵瑰?/p>
銆銆ACOS() 銆銆鍙嶄綑鐜勫嚱鏁幫紝榪斿洖-1鍒?涔嬮棿鐨勬暟銆俷琛ㄧず寮у害 select ACOS(-1) pi,ACOS(1) ZERO FROM dualPI ZERO3.14159265 0 銆銆ASIN() 銆銆鍙嶆鐜勫嚱鏁幫紝榪斿洖-1鍒?錛宯琛ㄧず寮у害 銆銆ATAN() 銆銆鍙嶆鍒囧嚱鏁幫紝榪斿洖n鐨勫弽姝e垏鍊鹼紝n琛ㄧず寮у害銆?/p>
銆銆CEIL() 銆銆榪斿洖澶т簬鎴栫瓑浜巒鐨勬渶灝忔暣鏁般?/p>
銆銆COS() 銆銆榪斿洖n鐨勪綑鐜勫鹼紝n涓哄姬搴?/p>
銆銆COSH() 銆銆榪斿洖n鐨勫弻鏇蹭綑鐜勫鹼紝n 涓烘暟瀛椼?/p>
select COSH(<1.4>) FROM dualCOSH(1.4)2.15089847 銆銆EXP() 銆銆榪斿洖e鐨刵嬈″箓錛宔=2.71828183. 銆銆FLOOR() 銆銆榪斿洖灝忎簬絳変簬N鐨勬渶澶ф暣鏁般?/p>
銆銆LN() 銆銆榪斿洖N鐨勮嚜鐒跺鏁幫紝N蹇呴』澶т簬0 銆銆LOG(,) 銆銆榪斿洖浠1涓哄簳n2鐨勫鏁?/p>
銆銆MOD() 銆銆榪斿洖n1闄や互n2鐨勪綑鏁幫紝 銆銆POWER(,) 銆銆榪斿洖n1鐨刵2嬈℃柟 銆銆ROUND(,) 銆銆榪斿洖鑸嶅叆灝忔暟鐐瑰彸杈筺2浣嶇殑n1鐨勫鹼紝n2鐨勭己鐪佸間負0錛岃繖鍥炲皢灝忔暟鐐規渶鎺ヨ繎鐨勬暣鏁幫紝濡傛灉n2涓鴻礋鏁板氨鑸嶅叆鍒板皬鏁扮偣宸﹁竟鐩稿簲鐨勪綅涓婏紝n2蹇呴』鏄暣鏁般?/p>
select ROUND(12345,-2),ROUND(12345.54321,2) FROM dualROUND(12345,-2) ROUND(12345.54321,2)12300 12345.54 銆銆SIGN() 銆銆濡傛灉n涓鴻礋鏁幫紝榪斿洖-1,濡傛灉n涓烘鏁幫紝榪斿洖1錛屽鏋渘=0榪斿洖0. 銆銆SIN錛? 銆銆榪斿洖n鐨勬鐜勫?n涓哄姬搴︺?/p>
銆銆SINH() 銆銆榪斿洖n鐨勫弻鏇叉鐜勫?n涓哄姬搴︺?/p>
銆銆SQRT() 銆銆榪斿洖n鐨勫鉤鏂規牴,n涓哄姬搴?/p>
銆銆TAN錛? 銆銆榪斿洖n鐨勬鍒囧?n涓哄姬搴?/p>
銆銆TANH() 銆銆榪斿洖n鐨勫弻鏇叉鍒囧?n涓哄姬搴?/p>
銆銆TRUNC(,) 銆銆榪斿洖鎴熬鍒皀2浣嶅皬鏁扮殑n1鐨勫鹼紝n2緙虹渷璁劇疆涓?錛屽綋n2涓虹己鐪佽緗椂浼氬皢n1鎴熬涓烘暣鏁幫紝濡傛灉n2涓鴻礋鍊鹼紝灝辨埅灝懼湪灝忔暟鐐瑰乏杈圭浉搴旂殑浣嶄笂銆?/p>
銆銆鍗曡鏃ユ湡鍑芥暟 銆銆鍗曡鏃ユ湡鍑芥暟鎿嶄綔DATA鏁版嵁綾誨瀷錛岀粷澶у鏁伴兘鏈塂ATA鏁版嵁綾誨瀷鐨勫弬鏁幫紝緇濆ぇ澶氭暟榪斿洖鐨勪篃鏄疍ATA鏁版嵁綾誨瀷鐨勫箋?/p>
銆銆ADD_MONTHS(,錛渋錛? 銆銆榪斿洖鏃ユ湡d鍔犱笂i涓湀鍚庣殑緇撴灉銆俰鍙互浣夸換鎰忔暣鏁般傚鏋渋鏄竴涓皬鏁幫紝閭d箞鏁版嵁搴撳皢闅愬紡鐨勪粬杞崲鎴愭暣鏁幫紝灝嗕細鎴幓灝忔暟鐐瑰悗闈㈢殑閮ㄥ垎銆?/p>
銆銆LAST_DAY() 銆銆鍑芥暟榪斿洖鍖呭惈鏃ユ湡d鐨勬湀浠界殑鏈鍚庝竴澶?/p>
銆銆MONTHS_BETWEEN(,) 銆銆榪斿洖d1鍜宒2涔嬮棿鏈堢殑鏁扮洰,濡傛灉d1鍜宒2鐨勬棩鐨勬棩鏈熼兘鐩稿悓錛屾垨鑰呴兘浣胯鏈堢殑鏈鍚庝竴澶╋紝閭d箞灝嗚繑鍥炰竴涓暣鏁幫紝鍚﹀垯浼氳繑鍥炵殑緇撴灉灝嗗寘鍚竴涓垎鏁般?/p>
銆銆NEW_TIME(,,) 銆銆d1鏄竴涓棩鏈熸暟鎹被鍨嬶紝褰撴椂鍖簍z1涓殑鏃ユ湡鍜屾椂闂存槸d鏃訛紝榪斿洖鏃跺尯tz2涓殑鏃ユ湡鍜屾椂闂淬倀z1鍜宼z2鏃跺瓧絎︿覆銆?/p>
銆銆NEXT_DAY(,) 銆銆榪斿洖鏃ユ湡d鍚庣敱dow緇欏嚭鐨勬潯浠剁殑絎竴澶╋紝dow浣跨敤褰撳墠浼氳瘽涓粰鍑虹殑璇█鎸囧畾浜嗕竴鍛ㄤ腑鐨勬煇涓澶╋紝榪斿洖鐨勬椂闂村垎閲忎笌d鐨勬椂闂村垎閲忕浉鍚屻?/p>
select NEXT_DAY('01-Jan-2000','Monday') "1st Monday",NEXT_DAY('01-Nov-2004','Tuesday')+7 "2nd Tuesday") from dual;1st Monday 2nd Tuesday03-Jan-2000 09-Nov-2004 銆銆ROUND([,]) 銆銆灝嗘棩鏈焏鎸夌収fmt鎸囧畾鐨勬牸寮忚垗鍏ワ紝fmt涓哄瓧絎︿覆銆?/p>
銆銆SYADATE 銆銆鍑芥暟娌℃湁鍙傛暟錛岃繑鍥炲綋鍓嶆棩鏈熷拰鏃墮棿銆?/p>
銆銆TRUNC([,]) 銆銆榪斿洖鐢眆mt鎸囧畾鐨勫崟浣嶇殑鏃ユ湡d. 鍗曡杞崲鍑芥暟 銆銆鍗曡杞崲鍑芥暟鐢ㄤ簬鎿嶄綔澶氭暟鎹被鍨嬶紝鍦ㄦ暟鎹被鍨嬩箣闂磋繘琛岃漿鎹€?/p>
銆銆CHARTORWID() 銆銆c 浣夸竴涓瓧絎︿覆錛屽嚱鏁板皢c杞崲涓篟WID鏁版嵁綾誨瀷銆?/p>
SELECT test_id from test_case where rowid=CHARTORWID('AAAA0SAACAAAALiAAA') 銆銆CONVERT(,[,]) 銆銆c灝懼瓧絎︿覆錛宒set銆乻set鏄袱涓瓧絎﹂泦錛屽嚱鏁板皢瀛楃涓瞔鐢眘set瀛楃闆嗚漿鎹負dset瀛楃闆嗭紝sset鐨勭己鐪佽緗負鏁版嵁搴撶殑瀛楃闆嗐?/p>
銆銆HEXTORAW() 銆銆x涓?6榪涘埗鐨勫瓧絎︿覆錛屽嚱鏁板皢16榪涘埗鐨剎杞崲涓篟AW鏁版嵁綾誨瀷銆?/p>
銆銆RAWTOHEX() 銆銆x鏄疪AW鏁版嵁綾誨瀷瀛楃涓詫紝鍑芥暟灝哛AW鏁版嵁綾昏漿鎹負16榪涘埗鐨勬暟鎹被鍨嬨?/p>
銆銆ROWIDTOCHAR() 銆銆鍑芥暟灝哛OWID鏁版嵁綾誨瀷杞崲涓篊HAR鏁版嵁綾誨瀷銆?/p>
銆銆TO_CHAR([[,) 銆銆x鏄竴涓猟ata鎴杗umber鏁版嵁綾誨瀷錛屽嚱鏁板皢x杞崲鎴恌mt鎸囧畾鏍煎紡鐨刢har鏁版嵁綾誨瀷錛屽鏋渪涓烘棩鏈焠lsparm=NLS_DATE_LANGUAGE 鎺у埗榪斿洖鐨勬湀浠藉拰鏃ヤ喚鎵浣跨敤鐨勮璦銆傚鏋渪涓烘暟瀛梟lsparm=NLS_NUMERIC_CHARACTERS 鐢ㄦ潵鎸囧畾灝忔暟浣嶅拰鍗冨垎浣嶇殑鍒嗛殧絎︼紝浠ュ強璐у竵絎﹀彿銆?/p>
NLS_NUMERIC_CHARACTERS ="dg", NLS_CURRENCY="string" 銆銆TO_DATE([,[,錛?/p>
銆銆c琛ㄧず瀛楃涓詫紝fmt琛ㄧず涓縐嶇壒孌婃牸寮忕殑瀛楃涓層傝繑鍥炴寜鐓mt鏍煎紡鏄劇ず鐨刢,nlsparm琛ㄧず浣跨敤鐨勮璦銆傚嚱鏁板皢瀛楃涓瞔杞崲鎴恉ate鏁版嵁綾誨瀷銆?/p>
銆銆TO_MULTI_BYTE() 銆銆c琛ㄧず涓涓瓧絎︿覆錛屽嚱鏁板皢c鐨勬媴瀛愭埅瀛楃杞崲鎴愬瀛楄妭瀛楃銆?/p>
銆銆TO_NUMBER([,[,) 銆銆c琛ㄧず瀛楃涓詫紝fmt琛ㄧず涓涓壒孌婃牸寮忕殑瀛楃涓詫紝鍑芥暟榪斿洖鍊兼寜鐓mt鎸囧畾鐨勬牸寮忔樉紺恒俷lsparm琛ㄧず璇█錛屽嚱鏁板皢榪斿洖c浠h〃鐨勬暟瀛椼?/p>
銆銆TO_SINGLE_BYTE() 銆銆灝嗗瓧絎︿覆c涓緱澶氬瓧鑺傚瓧絎﹁漿鍖栨垚絳変環鐨勫崟瀛楄妭瀛楃銆傝鍑芥暟浠呭綋鏁版嵁搴撳瓧絎﹂泦鍚屾椂鍖呭惈鍗曞瓧鑺傚拰澶氬瓧鑺傚瓧絎︽椂鎵嶄嬌鐢?/p>
銆銆鍏跺畠鍗曡鍑芥暟 銆銆BFILENAME( ,) 銆銆dir鏄竴涓猟irectory綾誨瀷鐨勫璞★紝file涓轟竴鏂囦歡鍚嶃傚嚱鏁拌繑鍥炰竴涓┖鐨凚FILE浣嶇疆鍊兼寚紺虹錛屽嚱鏁扮敤浜庡垵濮嬪寲BFILE鍙橀噺鎴栬呮槸BFILE鍒椼?/p>
銆銆DECODE(,,[,,,[]) 銆銆x鏄竴涓〃杈懼紡錛宮1鏄竴涓尮閰嶈〃杈懼紡錛寈涓巑1姣旇緝錛屽鏋渕1絳変簬x錛岄偅涔堣繑鍥瀝1,鍚﹀垯,x涓巑2姣旇緝錛屼緷嬈$被鎺╩3,m4,m5....鐩村埌鏈夎繑鍥炵粨鏋溿?/p>
銆銆DUMP(,[,[,[,]]]) 銆銆x鏄竴涓〃杈懼紡鎴栧瓧絎︼紝fmt琛ㄧず8榪涘埗銆?0榪涘埗銆?6榪涘埗銆佹垨鍒欏崟瀛楃銆傚嚱鏁拌繑鍥炲寘鍚簡鏈夊叧x鐨勫唴閮ㄨ〃紺轟俊鎭殑VARCHAR2綾誨瀷鐨勫箋傚鏋滄寚瀹氫簡n1,n2閭d箞浠巒1寮濮嬬殑闀垮害涓簄2鐨勫瓧鑺傚皢琚繑鍥炪?/p>
銆銆EMPTY_BLOB() 銆銆璇ュ嚱鏁版病鏈夊弬鏁幫紝鍑芥暟榪斿洖 涓涓┖鐨凚LOB浣嶇疆鎸囩ず絎︺傚嚱鏁扮敤浜庡垵濮嬪寲涓涓狟LOB鍙橀噺鎴朆LOB鍒椼?/p>
銆銆EMPTY_CLOB() 銆銆璇ュ嚱鏁版病鏈夊弬鏁幫紝鍑芥暟榪斿洖 涓涓┖鐨凜LOB浣嶇疆鎸囩ず絎︺傚嚱鏁扮敤浜庡垵濮嬪寲涓涓狢LOB鍙橀噺鎴朇LOB鍒椼?/p>
銆銆GREATEST() 銆銆exp_list鏄竴鍒楄〃杈懼紡錛岃繑鍥炲叾涓渶澶х殑琛ㄨ揪寮忥紝姣忎釜琛ㄨ揪寮忛兘琚殣鍚殑杞崲絎竴涓〃杈懼紡鐨勬暟鎹被鍨嬶紝濡傛灉絎竴涓〃杈懼紡鏄瓧絎︿覆鏁版嵁綾誨瀷涓殑浠諱綍涓涓紝閭d箞榪斿洖鐨勭粨鏋滄槸varchar2鏁版嵁綾誨瀷錛屽悓鏃朵嬌鐢ㄧ殑姣旇緝鏄潪濉厖絀烘牸綾誨瀷鐨勬瘮杈冦?/p>
銆銆LEAST() 銆銆exp_list鏄竴鍒楄〃杈懼紡錛岃繑鍥炲叾涓渶灝忕殑琛ㄨ揪寮忥紝姣忎釜琛ㄨ揪寮忛兘琚殣鍚殑杞崲絎竴涓〃杈懼紡鐨勬暟鎹被鍨嬶紝濡傛灉絎竴涓〃杈懼紡鏄瓧絎︿覆鏁版嵁綾誨瀷涓殑浠諱綍涓涓紝灝嗚繑鍥炵殑緇撴灉鏄痸archar2鏁版嵁綾誨瀷錛屽悓鏃朵嬌鐢ㄧ殑姣旇緝鏄潪濉厖絀烘牸綾誨瀷鐨勬瘮杈冦?/p>
銆銆UID 銆銆璇ュ嚱鏁版病鏈夊弬鏁幫紝榪斿洖鍞竴鏍囩ず褰撳墠鏁版嵁搴撶敤鎴風殑鏁存暟銆?/p>
銆銆USER 銆銆榪斿洖褰撳墠鐢ㄦ埛鐨勭敤鎴峰悕 銆銆USERENV() 銆銆鍩轟簬opt榪斿洖鍖呭惈褰撳墠浼氳瘽淇℃伅銆俹pt鐨勫彲閫夊間負錛?/p>
銆銆ISDBA銆 銆銆浼氳瘽涓璖YSDBA鑴氳壊鍝嶅簲錛岃繑鍥濼RUE 銆銆SESSIONID 銆榪斿洖瀹¤浼氳瘽鏍囩ず絎NTRYID 銆銆榪斿洖鍙敤鐨勫璁¢」鏍囩ず絎?/p>
銆銆INSTANCE銆銆鍦ㄤ細璇濊繛鎺ュ悗錛岃繑鍥炲疄渚嬫爣紺虹銆傝鍊煎彧鐢ㄤ簬榪愯Parallel 鏈嶅姟鍣ㄥ茍涓旀湁 澶氫釜瀹炰緥鐨勬儏鍐典笅浣跨敤銆?/p>
銆銆LANGUAGE銆銆榪斿洖璇█銆佸湴鍩熴佹暟鎹簱璁劇疆鐨勫瓧絎﹂泦銆?/p>
銆銆LANG銆銆銆銆榪斿洖璇█鍚嶇О鐨処SO緙╁啓銆?/p>
銆銆TERMINAL銆銆涓哄綋鍓嶄細璇濅嬌鐢ㄧ殑緇堢鎴栬綆楁満榪斿洖鎿嶄綔緋葷粺鐨勬爣紺虹銆?/p>
銆銆VSIZE() 銆銆x鏄竴涓〃杈懼紡銆傝繑鍥瀤鍐呴儴琛ㄧず鐨勫瓧鑺傛暟銆?/p>
SQL涓殑緇勫嚱鏁?/p>
銆銆緇勫嚱鏁頒篃鍙泦鍚堝嚱鏁幫紝榪斿洖鍩轟簬澶氫釜琛岀殑鍗曚竴緇撴灉錛岃鐨勫噯紜暟閲忔棤娉曠‘瀹氾紝闄ら潪鏌ヨ琚墽琛屽茍涓旀墍鏈夌殑緇撴灉閮借鍖呭惈鍦ㄥ唴銆備笌鍗曡鍑芥暟涓嶅悓鐨勬槸錛屽湪瑙f瀽鏃舵墍鏈夌殑琛岄兘鏄凡鐭ョ殑銆傜敱浜庤繖縐嶅樊鍒嬌緇勫嚱鏁頒笌鍗曡鍑芥暟鏈夊湪瑕佹眰鍜岃涓轟笂鏈夊井灝忕殑宸紓. 銆銆緇勶紙澶氳錛夊嚱鏁?/p>
銆銆涓庡崟琛屽嚱鏁扮浉姣旓紝oracle鎻愪緵浜嗕赴瀵岀殑鍩轟簬緇勭殑錛屽琛岀殑鍑芥暟銆傝繖浜涘嚱鏁板彲浠ュ湪select鎴杝elect鐨刪aving瀛愬彞涓嬌鐢紝褰撶敤浜巗elect瀛愪覆鏃跺父甯擱兘鍜孏ROUP BY涓璧蜂嬌鐢ㄣ?/p>
銆銆AVG([{DISYINCT|ALL}]) 銆銆榪斿洖鏁板肩殑騫沖潎鍊箋傜己鐪佽緗負ALL. SELECT AVG(sal),AVG(ALL sal),AVG(DISTINCT sal) FROM scott.empAVG(SAL) AVG(ALL SAL) AVG(DISTINCT SAL)1877.94118 1877.94118 1916.071413 銆銆COUNT({*|DISTINCT|ALL} ) 銆銆榪斿洖鏌ヨ涓鐨勬暟鐩紝緙虹渷璁劇疆鏄疉LL,*琛ㄧず榪斿洖鎵鏈夌殑琛屻?/p>
銆銆MAX([{DISTINCT|ALL}]) 銆銆榪斿洖閫夋嫨鍒楄〃欏圭洰鐨勬渶澶у鹼紝濡傛灉x鏄瓧絎︿覆鏁版嵁綾誨瀷錛屼粬榪斿洖涓涓猇ARCHAR2鏁版嵁綾誨瀷錛屽鏋淴鏄竴涓狣ATA鏁版嵁綾誨瀷錛岃繑鍥炰竴涓棩鏈燂紝濡傛灉X鏄痭umeric鏁版嵁綾誨瀷錛岃繑鍥炰竴涓暟瀛椼傛敞鎰廳istinct鍜宎ll涓嶈搗浣滅敤錛屽簲涓烘渶澶у間笌榪欎袱縐嶈緗槸鐩稿悓鐨勩?/p>
銆銆MIN([{DISTINCT|ALL}]) 銆銆榪斿洖閫夋嫨鍒楄〃欏圭洰鐨勬渶灝忓箋?/p>
銆銆STDDEV([{DISTINCT|ALL}]) 銆銆榪斿洖閫夎呯殑鍒楄〃欏圭洰鐨勬爣鍑嗗樊錛屾墍璋撴爣鍑嗗樊鏄柟宸殑騫蟲柟鏍廣?/p>
銆銆SUM([{DISTINCT|ALL}]) 銆銆榪斿洖閫夋嫨鍒楄〃欏圭洰鐨勬暟鍊肩殑鎬誨拰銆?/p>
銆銆VARIANCE([{DISTINCT|ALL}]) 銆銆榪斿洖閫夋嫨鍒楄〃欏圭洰鐨勭粺璁℃柟宸?/p>
銆銆鐢℅ROUP BY緇欐暟鎹垎緇?/p>
銆銆姝e棰樼洰鏆楃ず鐨勯偅鏍風粍鍑芥暟灝辨槸鎿嶄綔閭d簺宸茬粡鍒嗗ソ緇勭殑鏁版嵁錛屾垜浠憡璇夋暟鎹簱鐢℅ROUP BY鎬庢牱緇欐暟鎹垎緇勬垨鑰呭垎綾伙紝褰撴垜浠湪SELECT璇彞鐨凷ELECT瀛愬彞涓嬌鐢ㄧ粍鍑芥暟鏃訛紝鎴戜滑蹇呴』鎶婁負鍒嗙粍鎴栭潪甯告暟鍒楁斁緗湪GROUP BY瀛愬彞涓紝濡傛灉娌℃湁鐢╣roup by榪涜涓撻棬澶勭悊錛岄偅涔堢己鐪佺殑鍒嗙被鏄皢鏁翠釜緇撴灉璁句負涓綾匯?/p>
select stat,counter(*) zip_count from zip_codes GROUP BY state;ST ZIP_COUNT-- ---------AK 360AL 1212AR 1309AZ 768CA 3982 銆銆鍦ㄨ繖涓緥瀛愪腑錛屾垜浠敤state瀛楁鍒嗙被錛涘鏋滄垜浠灝嗙粨鏋滄寜鐓ip_codes鎺掑簭,鍙互鐢∣RDER BY璇彞錛孫RDER BY瀛愬彞鍙互浣跨敤鍒楁垨緇勫嚱鏁般?/p>
select stat,counter(*) zip_count from zip_codes GROUP BY state ORDER BY COUNT(*) DESC;ST COUNT(*)-- --------NY 4312PA 4297TX 4123CA 3982 銆銆鐢℉AVING瀛愬彞闄愬埗鍒嗙粍鏁版嵁 銆銆鐜板湪浣犲凡緇忕煡閬撲簡鍦ㄦ煡璇㈢殑SELECT璇彞鍜孫RDER BY瀛愬彞涓嬌鐢ㄤ富鍑芥暟錛岀粍鍑芥暟鍙兘鐢ㄤ簬涓や釜瀛愪覆涓紝緇勫嚱鏁頒笉鑳界敤浜嶹HERE瀛愪覆涓紝渚嬪涓嬮潰鐨勬煡璇㈡槸閿欒鐨勶細 閿欒SELECT sales_clerk,SUN(sale_amount) FROM gross_sales WHERE sales_dept='OUTSIDE' AND SUM(sale_amount)>10000 GROUP BY sales_clerk 銆銆榪欎釜璇彞涓暟鎹簱涓嶇煡閬揝UM()鏄粈涔堬紝褰撴垜浠渶瑕佹寚紺烘暟鎹簱瀵硅鍒嗙粍錛岀劧鍚庨檺鍒跺垎緇勫悗鐨勮鐨勮緭鍑烘椂錛屾紜殑鏂規硶鏄嬌鐢℉AVING璇彞錛?/p>
SELECT sales_clerk,SUN(sale_amount) FROM gross_sales WHERE sales_dept='OUTSIDE' GROUP BY sales_clerkHAVING SUM(sale_amount)>10000; 銆銆宓屽鍑芥暟 銆銆鍑芥暟鍙互宓屽銆備竴涓嚱鏁扮殑杈撳嚭鍙互鏄彟涓涓嚱鏁扮殑杈撳叆銆傛搷浣滄暟鏈変竴涓彲緇ф壙鐨勬墽琛岃繃紼嬨備絾鍑芥暟鐨勪紭鍏堟潈鍙槸鍩轟簬浣嶇疆錛屽嚱鏁伴伒寰敱鍐呭埌澶栵紝鐢卞乏鍒板彸鐨勫師鍒欍傚祵濂楁妧鏈竴鑸敤浜庤薄DECODE榪欐牱鐨勮兘琚敤浜庨昏緫鍒ゆ柇璇彞IF....THEN...ELSE鐨勫嚱鏁般?
]]>
宀境鏍哥數鏈夐檺鍏徃
榛勭鍚?
---- ORACLE鏁版嵁搴撲綔涓哄ぇ鍨嬫暟鎹簱綆$悊緋葷粺錛岃繎騫存潵涓鐩村崰鏈変笘鐣屼笂楂樼鏁版嵁搴撶殑鏈澶т喚棰濓紝鍏跺己澶ц屽畬鍠勭殑鏁版嵁搴撶鐞嗗姛鑳斤紝浠ュ強ORACLE鍏徃鎺ㄩ檲鍑烘柊鐨勪笉鏂姫鍔涳紝涓鐩存垚涓篒T涓氱晫鐬╃洰鐨勭劍鐐廣傚箔婢蟲牳鐢電珯鐨勬暟鎹簱騫沖彴閲囩敤浜哋RACLE7.3浣滀負鍚庣騫沖彴錛屽墠绔夋嫨浜哋RACLE鍏徃鐨凞EVELOPER 2000 鍙奃ESIGNER 2000浣滀負寮鍙戝伐鍏鳳紝閲囩敤浜嗙洰鍓嶆祦琛岀殑CLIENT/SERVER妯″紡銆傛湰浜哄湪ORACLE緋葷粺鐨勫紑鍙戜腑錛屽氨ORACLE鐨勬暣濂楀紑鍙戝伐鍏鋒彁鍑轟竴浜涜嚜宸辯殑浣撲細錛屼緵鍚岃鍙傝冦?
---- 涓. ORACLE SQL PLUS 浣跨敤鎶宸?
---- 鈶犳煡鎵鵑噸澶嶈褰?
SELECT DRAWING,DSNO FROM EM5_PIPE_PREFAB
WHERE ROWID!=(SELECT MAX(ROWID) FROM EM5
_PIPE_PREFAB D
WHERE EM5_PIPE_PREFAB.DRAWING=D.DRAWING AND
EM5_PIPE_PREFAB.DSNO=D.DSNO);
---- 鎵ц涓婅堪SQL璇彞鍚庡氨鍙互鏄劇ず鎵鏈塂RAWING鍜孌SNO鐩稿悓涓旈噸澶嶇殑璁板綍銆?
---- 鍒犻櫎閲嶅璁板綍:
DELETE FROM EM5_PIPE_PREFAB
WHERE ROWID!=(SELECT MAX(ROWID) FROM EM5
_PIPE_PREFAB D
WHERE EM5_PIPE_PREFAB.DRAWING=D.DRAWING AND
EM5_PIPE_PREFAB.DSNO=D.DSNO);
---- 鎵ц涓婅堪SQL璇彞鍚庡氨鍙互鍒櫎鎵鏈塂RAWING鍜孌SNO鐩稿悓涓旈噸澶嶇殑璁板綍銆?
---- 鈶?蹇熺紪璇戞墍鏈夎鍥?
---- 褰撳湪鎶婃暟鎹簱鍊掑叆鍒版柊鐨勬湇鍔″櫒涓婂悗(鏁版嵁搴撻噸寤?錛岄渶瑕佸皢瑙嗗浘閲嶆柊緙栬瘧涓閬嶏紝鍥犱負璇ヨ〃絀洪棿瑙嗗浘鍒板叾瀹冭〃絀洪棿鐨勮〃鐨勮繛鎺ヤ細鍑虹幇闂錛屽彲浠ュ埄鐢≒L/SQL鐨勮璦鐗規э紝蹇熺紪璇戙?
SQL >SPOOL ON.SQL
SQL >SELECT 鈥楢LTER VIEW 鈥榺|TNAME||鈥?br />COMPILE;鈥?FROM TAB;
SQL >SPOOL OFF
鐒跺悗鎵цON.SQL鍗沖彲銆?br />SQL >@ON.SQL
褰撶劧錛屾巿鏉冨拰鍒涘緩鍚屼箟璇嶄篃鍙互蹇熻繘琛岋紝濡傦細
SQL >SELECT 鈥楪RANT SELECT ON 鈥?br />||TNAME||鈥?TO USERNAME;鈥?FROM TAB;
SQL >SELECT 鈥楥REATE SYNONYM
鈥榺|TNAME||鈥?FOR USERNAME.鈥檤|TNAME||鈥?鈥?FROM TAB;
鈶?鐢ㄥ鑱旀帴鎻愰珮琛ㄨ繛鎺ョ殑鏌ヨ閫熷害
鍦ㄤ綔琛ㄨ繛鎺?甯哥敤浜庤鍥?鏃訛紝甯鎬嬌鐢ㄤ互涓嬫柟娉曟潵鏌ヨ鏁版嵁:
SELECT PAY_NO, PROJECT_NAME
FROM A
WHERE A.PAY_NO NOT IN (SELECT PAY_
NO FROM B WHERE VALUE >=120000);
---- 浣嗘槸鑻ヨ〃A鏈?0000鏉¤褰曪紝琛˙鏈?0000鏉¤褰曪紝鍒欒鐢ㄦ帀30鍒嗛挓鎵嶈兘鏌ュ畬錛屼富瑕佸洜涓篘OT IN瑕佽繘琛屼竴鏉′竴鏉$殑姣旇緝錛屽叡闇瑕?0000*10000嬈℃瘮杈冨悗錛屾墠鑳藉緱鍒扮粨鏋溿傝鐢ㄥ鑱旀帴鍚庯紝鍙互緙╃煭鍒?鍒嗗乏鍙崇殑鏃墮棿:
SELECT PAY_NO,PROJECT_NAME
FROM A,B
WHERE A.PAY_NO=B.PAY_NO(+)
AND B.PAY_NO IS NULL
AND B.VALUE >=12000;
---- 鈶?鎬庢牱璇誨啓鏂囨湰鍨嬫搷浣滅郴緇熸枃浠?
---- 鍦≒L/SQL 3.3浠ヤ笂鐨勭増鏈腑錛孶TL_FILE鍖呭厑璁哥敤鎴烽氳繃PL/SQL璇誨啓鎿嶄綔緋葷粺鏂囦歡銆傚涓嬶細
DECALRE
FILE_HANDLE UTL_FILE.FILE_TYPE;
BEGIN
FILE_HANDLE:=UTL_FILE.FOPEN(
鈥楥:\鈥?鈥橳EST.TXT鈥?鈥橝鈥?;
UTL_FILE.PUT_LINE(FILE_HANDLE,鈥?br />HELLO,IT鈥橲 A TEST TXT FILE鈥?;
UTL_FILE.FCLOSE(FILE_HANDLE);
END;
---- 鐩稿叧UTL_FILE鏁版嵁搴撳寘璇︾粏淇℃伅鍙互鍙傝鐩稿叧璧勬枡銆?br />
---- 鈶?鎬庢牱鍦ㄦ暟鎹簱瑙﹀彂鍣ㄤ腑浣跨敤鍒楃殑鏂板間笌鏃у?
---- 鍦ㄦ暟鎹簱瑙﹀彂鍣ㄤ腑鍑犱箮鎬繪槸瑕佷嬌鐢ㄨЕ鍙戝櫒鍩鴻〃鐨勫垪鍊鹼紝濡傛灉鏌愭潯璇彞闇瑕佹煇鍒椾慨鏀瑰墠鐨勫鹼紝浣跨敤:OLD灝卞彲浠ヤ簡錛屼嬌鐢ㄦ煇鍒椾慨鏀瑰悗鐨勬柊鍊鹼紝鐢?NEW灝卞彲浠ヤ簡銆傚:OLD.DEPT_NO,:NEW.DEPT_NO銆?
---- 浜?ORACLE DEVELOPER 2000浣跨敤鎶宸э細
---- 鈶?鏀瑰彉FORM(FMX妯″潡)榪愯鏃剁殑Runform4.5鐨勯澶?
---- DEVELOPER2000涓璅MX榛樿棰樺ご涓猴細Developer/2000 Forms Runtime for Windows 95 / NT 浣犲彲浠ユ敼涓鴻嚜宸卞畾涔夌殑鏍囬,
---- 1. 鍦‵orm綰цЕ鍙戝櫒涓坊鍔犺Е鍙慦HEN-NEW-FORM-INSTANCE
---- 2. 鍦ㄦ瑙﹀彂鍣ㄤ腑鍐欏涓嬩唬鐮侊細
set_window_property(FORMS_MDI_WINDOW,TITLE,'POINT
SYSTEM 嬈㈣繋浣跨敤');
---- 鈶?濡備綍闅愯棌鑿滃崟涓殑window閫夐」:
---- 鍦ㄥ垱寤鴻嚜宸辯殑鑿滃崟鏃訛紝鏈鍚庨夐」鎬繪湁window欏癸紝涓嬮潰浠嬬粛濡備綍鍘繪帀瀹?
---- 1. 鍒涘緩涓涓狹enu
---- 2. 鍦∕enu涓緩绔嬩竴涓狪tem,鍛藉悕涓篧INDOW銆?
---- 3. 璁劇疆璇tem灞炴у涓?
----
Menu Item Type:Magic
Command Type:Null
Magic Item:Window
Lable:涓虹┖
---- 鈶?鎬庢牱鍒涘緩鍔ㄦ佷笅鎷夊垪琛↙ist
---- Developer 2000 涓殑鍒楄〃鏄氳繃璁劇疆鐩稿叧灞炴ц屽畬鎴愭暟鎹」鐨勫垪琛ㄨ緗殑錛屼絾閭e彧鏄潤鎬佺殑錛屾湁鏃朵綘鎯寵鏌愰」鎴愪負鍔ㄦ佺殑鍒楄〃錛岄殢杈撳叆鏁版嵁鐨勬敼鍙樿屾敼鍙橈紝灝遍渶瑕佸姩鎵嬪幓緙栦釜灝忕▼搴忋備笅闈㈣緇嗕粙緇嶆庢牱鍘誨仛:
---- 鏈夊潡EBOP_CABLE_ACCOUNT錛屼笅鏈塖PECIFICATION鏁版嵁欏癸紝褰撲竴榪涘叆璇ユā鍧楁椂錛屽氨灝哠PECIFICATION欏瑰湪鏁版嵁搴撲腑瀛樺偍鐨勫煎姩鎬佹樉紺哄嚭鏉ワ紝鍏堝湪Form4.5涓緩绔嬩竴涓狿RCEDURE錛屽懡鍚嶄負DYN_LIST:
PROCEDURE DYN_LIST IS
CURSOR C1 IS
SELECT DISTINCT(SPECIFICATION)
FROM EBOP_CABLE_ACCOUNT;
CNT NUMBER;
i NUMBER;
TNAME EBOP_CABLE_
ACCOUNT.SPECIFICATION%TYPE;
BEGIN
CLEAR_LIST('EBOP_CABLE_
ACCOUNT.SPECIFICATION');
SELECT COUNT(DISTINCT
(SPECIFICATION)) INTO CNT FROM EBOP
_CABLE_ACCOUNT;
open C1;
FOR i IN 1..CNT LOOP
FETCH C1 INTO TNAME;
EXIT WHEN C1%NOTFOUND
OR C1%NOTFOUND IS NULL;
ADD_LIST_ELEMENT
('EBOP_CABLE_ACCOUNT
.SPECIFICATION',i,TNAME,TNAME);
END LOOP;
DELETE_LIST_ELEMENT
('EBOP_CABLE_ACCOUNT.SPECIFICATION',CNT+1);
CLOSE C1;
END;
鐒跺悗鍦‵ORM鐨刉HEN-NEW
-FORM-INSTANCE瑙﹀彂瀛愪腑鍔犲叆涓琛岋細
DYN_LIST;
---- 榪欐牱涓榪涘叆璇MX錛屽氨浼氬姩鎬佸埛鏂拌鍒楄〃銆傞櫎姝や箣澶栵紝SPECIFICATION鏁版嵁欏規敼涓哄垪琛ㄩ」銆?
---- 鈶?褰撴樉紺哄鏉¤褰曚笖鏁版嵁欏圭壒鍒鏃訛紝濡備綍緇勭粐褰曞叆鍙婃樉紺虹晫闈?
---- 濡備笂鍥炬墍紺猴紝PRN浠g爜鍙婅澶囦唬鐮佸湪鐢誨竷1(CONTENT鍨?涓婏紝鍏跺畠鏁版嵁欏瑰湪鐢誨竷2(STACK鍨?涓婏紝鎵鏈夋暟鎹」涓轟竴涓〃鐨勫垪鎴栦竴涓潡鐨勬暟鎹」銆傚湪鎷夊姩姘村鉤婊氬姩鏉℃椂鎴栫敤TAB鎴栨暡鍥炶濺閿椂錛屽皢鐪嬪埌鍏ㄩ儴鏁版嵁欏廣傝繖縐嶆帓甯冩柟娉曢傜敤浜庢暟鎹」鐗瑰埆澶氬張鎯蟲樉紺哄鏉¤褰曟椂鐢ㄣ備富瑕佸埗浣滈『搴忎負錛氬厛寤虹珛涓や釜鐢誨竷錛岀敾甯?(CONTENT鍨?錛岀敾甯?(STACK鍨?錛岀劧鍚庡緩绔嬪潡錛岄夌敾甯冩椂鐢ㄧ敾甯?錛岃繖鏍鋒墍鏈夐」閮芥樉紺哄湪鐢誨竷1涓婏紝鐒跺悗閫変腑闄RN浠g爜鍙婅澶囦唬鐮佷箣澶栫殑鎵鏈夋暟鎹」錛岄塗OOLS鑿滃崟涓嬬殑PROPERTIES閫夐」錛屽皢榪欎簺鏁版嵁欏圭殑CANVAS灞炴ч変負鐢誨竷2(STACK鍨?錛岀劧鍚庤皟鏁存暣浣撲綅緗氨鍙互浜嗐?
---- 鈶?濡備綍鍦‵ORM鐨勫彈闄愯Е鍙戝瓙涓彁浜や繚瀛樻暟鎹?
---- 鍦‵ORM涓緢澶氳Е鍙戝瓙鏄笉鑳界敤COMMIT WORK璇彞鐨勶紝褰撲綘鍦ㄨ瑙﹀彂瀛愪腑浣跨敤浜哢PDATE錛孌ELETE絳夋搷浣滃茍鎯崇珛鍗沖瓨鐩樻椂錛屽氨闇瑕丆OMMIT WORK璇彞浜嗐傞鍏堝湪鏈嶅姟鍣ㄧ寤虹珛DB_SQL_COMMIT榪欎釜榪囩▼(閲囩敤ORACLE7.3鏁版嵁搴?錛?
PROCEDURE DB_SQL_COMMIT IS
source_cursor integer;
ignore integer;
V7 NUMBER :=2;
BEGIN
source_cursor:=dbms_sql.open_cursor;
dbms_sql.parse(source_cursor,'COMMIT WORK',V7);
ignore:=dbms_sql.execute(source_cursor);
DBMS_SQL.CLOSE_CURSOR(source_cursor);
END;
---- 鐒跺悗鍦‵ORM涓瑙﹀彂瀛愪腑璋冪敤榪囩▼DB_SQL_COMMIT;灝卞彲浠ヤ簡錛屽綋鐒朵綘鍙互鏍規嵁鑷繁闇瑕佸皢璇ヨ繃紼嬪姞鍏ュ弬鏁幫紝榪欐牱閫氳繃鍙傛暟鍙互寰楀埌鎵цDML璇彞鐨勬潈闄愩?br />
聽鈶?濡備綍鍦‵ORM涓疄鐜版煇鏁版嵁欏硅嚜鍔ㄦ寜璁板綍搴忓彿鍔犱竴鎿嶄綔
---- 璁懼潡鍚嶄負VO,瑕佹搷浣滅殑鏁版嵁欏逛負VO_ID,鍦ㄨ鍧椾腑寤虹珛鍧楃駭瑙﹀彂瀛怶HEN-CREATE- RECORD錛屽姞鍏ュ涓嬩唬鐮侊細
:VO_ID:=:System.Trigger_Record;
---- 榪欐牱姣忓綋鐢熸垚鏂拌褰曟椂VO_ID灝變細鑷姩鍔犱竴浜嗐?
---- 鈶?濡備綍鍦ㄤ竴涓狥ORM涓皟鐢ㄥ彟涓涓狥ORM錛屾垨鍦ㄤ竴涓潡涓皟鐢ㄥ彟涓涓潡鏃舵樉紺虹壒瀹氱殑璁板綍鏈夋椂鐢ㄦ埛浼氳姹傚湪璋冪敤鍙︿竴涓狥ORM鏃訛紝鍙樉紺虹浉鍏崇殑璁板綍錛屼婦渚嬪涓嬶紝鍦ㄤ竴涓狥ORM鐨勫潡涓湁涓涓寜閽紝鍦ㄦ寜閽Е鍙戝瓙涓姞鍏ュ涓嬩唬鐮侊細
DECLARE
PM
PARAMLIST;
BEGIN
PM:=GET_PARAMETER_LIST('PM');
IF NOT ID_NULL(PM) THEN
DESTROY_PARAMETER_LIST('PM');
END IF;
PM:=CREATE_PARAMETER_LIST('PM');
......................
ADD_PARAMETER(PM,'THE_WHERE',
TEXT_PARAMETER,'EM_NAME=''EM4''
AND EM_PROJECT_NAME=''鏀灦棰勫埗''');
OPEN_FORM('PAYMENT',ACTIVATE,SESSION,PM);
END錛?br />---- 鍏朵腑EM_NAME錛孍M_PROJECT_NAME涓烘湰FORM鏌愬潡鐨勬暟鎹」錛孭AYMENT涓鴻璋冪敤鐨凢ORM妯″潡銆傝繖鏍烽氳繃浼犻掑弬鏁板垪琛ㄥ氨鍙互寰楀埌鎯寵鐨勭粨鏋溿傚湪FORM PAYMENT.FMB涓紝寤虹珛涓鍙傛暟THE_WHERE錛孋HAR鍨嬶紝闀?000錛岀劧鍚庡湪PAYMENT.FMB涓緩绔婩ORM綰цЕ鍙戝瓙WHEN-NEW-FORM-INSTANCE錛屽湪璇ヨЕ鍙戝瓙涓姞鍏ヤ互涓嬭鍙ワ細
IF :PARAMETER.THE_WHERE IS NOT NULL THEN
SET_BLOCK_PROPERTY('PAYMENT',
DEFAULT_WHERE,:PARAMETER.THE_WHERE);
END IF;
---- 鍏朵腑PAYMENT涓鴻鏄劇ず鐨勫潡錛岃繖鏍烽氳繃鍙傛暟浼犻掑氨寰楀埌鎯寵鐨勬煇浜涚壒瀹氭潯浠剁殑鏁版嵁浜嗐?
---- 鈶?鍦‵ORM涓綋鏈変富浠庡潡鏃訛紝榪炵畫杈撳叆璁板綍濡備綍閬垮厤琚笉鏂殑鎻愮ず淇濆瓨錛?
---- 姣忚緭鍏ヤ竴鏉′富璁板綍鍜岃嫢騫叉潯璇ヤ富璁板綍鐨勪粠璁板綍鍚庯紝姝ゆ椂鍐嶅鑸埌涓誨潡杈撲笅涓鏉¤褰曪紝FORM灝變細鎻愮ず浣犳槸鍚﹁淇濆瓨璁板綍錛岃屼綘騫朵笉甯屾湜FORM鎻愮ず錛岃瀹冭嚜鍔ㄤ繚瀛橈紝姝ゆ椂浣犲彲浠ュ埌Program Units涓壘鍒拌繃紼婸ROCEDURE Clear_All_Master_Details錛岀劧鍚庡湪榪欎釜榪囩▼涓壘鍒拌鍙?
Clear_Block(ASK_COMMIT);
---- 灝嗗叾鏀逛負Clear_Block(DO_COMMIT);灝卞彲浠ヤ簡銆?
---- 鈶?鍦≧eport寮濮嬫椂閫夋嫨鎺掑簭欏?
---- 鍦ㄦ姤琛ㄥ紑濮嬬殑Parameter Form涓夋嫨鎶ヨ〃鎸夊摢涓暟鎹」鎺掑簭錛?
---- 1. 鍏堝湪USER PARAMETER 涓垱寤篠ORT鍙傛暟錛屼負瀛楃鍨嬶紝闀?0銆?
---- 2. 鍒濆鍊奸夆欒矗浠繪柟鈥?鐒跺悗灝嗚繖鍥涗釜鍊艱緭鍏ュ埌DATA SELECTION涓紝褰㈡垚鍒楄〃銆?
---- 3. 鐒跺悗澶勭悊QUERY涓殑SQL璇彞:
select CHARGER,FCO_NO,EM_NAME,FCO
_NO,DESCRIPTION, FCR_POINT
from FCR_MAIN
ORDER BY DECODE(:SORT,'璐d換鏂?,CHARGER,'FCO鍙?,
FCO_NO,'FCR鍙?,FCR_NO,'FCR鍙?,EM_NAME)
---- 鈶?鍦―eveloper 2000涓浣曡鍐欐搷浣滅郴緇熸枃浠?
---- 鍦ㄧ敤Developer 2000鐨勫紑鍙戝伐鍏峰紑鍙戝簲鐢ㄧ▼搴忔椂錛岀粡甯哥鍒伴渶瑕佽鍐欏閮ㄦ枃浠剁殑闂錛屽彲浠ョ敤ORACLE 甯︾殑鍖匱EXT_IO鏉ュ畬鎴愯繖欏歸渶姹傘備緥濡?
DECLARE
IN_FILE TEXT_IO.FILE_TYPE;
OUT_FILE TEXT_IO.FILE_TYPE;
LINE_BUFER VARCHAR2(80);
/*鑻ヤ笉鐢↖N_FILE,鍙互灝嗗悇瀛楁鑱旀帴鍦ㄤ竴璧瘋祴鍊肩粰姝ゅ彉閲?/
BEGIN
IN_FILE:=TEXT_IO.FOPEN
(鈥楥:\TEMP\TEST1.TXT鈥?鈥檙鈥?;
OUT_FILE:=TEXT_IO.FOPEN
(鈥楥:\TEMP\TEST2.TXT鈥?鈥檞+鈥?;
LOOP
TEXT_IO.GET_LINE(IN_FILE,LINE_BUFER);
TEXT_IO.PUT(LINE_BUFER);
TEXT_IO.NEW_LINE;
TEXT_IO.PUT_LINE(OUT_FILE,LINE_BUFER);
END LOOP;
EXCEPTION
WHEN no_data_found THEN
TEXT_IO.PUT_LINE(鈥楥LOSING THE FILE ,PLEASE WAITING....鈥?;
TEXT_IO.FCLOSE(IN_FILE);
TEXT_IO.FCLOSE(OUT_FILE);
END;
---- 涓?鏁版嵁搴撶鐞?
---- 鈶?鍦ㄥ垹闄や竴涓〃涓殑鍏ㄩ儴鏁版嵁鏃訛紝欏諱嬌鐢═RUNCATE TABLE 琛ㄥ悕;鍥犱負鐢―ROP TABLE錛孌ELETE * FROM 琛ㄥ悕鏃訛紝TABLESPACE琛ㄧ┖闂磋琛ㄧ殑鍗犵敤絀洪棿騫舵湭閲婃斁錛屽弽澶嶅嚑嬈ROP錛孌ELETE鎿嶄綔鍚庯紝璇ABLESPACE涓婄櫨鍏嗙殑絀洪棿灝辮鑰楀厜浜嗐?
---- 鈶?鏁版嵁搴撴枃浠剁殑縐誨姩鏂規硶
---- 褰撴兂灝嗘暟鎹簱鏂囦歡縐誨姩鍒板彟澶栦竴涓洰褰曚笅鏃訛紝鍙互鐢ˋLTER DATABASE鍛戒護鏉ョЩ鍔?姣擜LTER TABLESPACE閫傜敤鎬у己)錛?
---- 1. 浣跨敤SERVER MANAGER鍏抽棴瀹炰緥.
SVRMGR > connect internal;
SVRMGR > shutdown;
SVRMGR >exit;
---- 2. 浣跨敤鎿嶄綔緋葷粺鍛戒護鏉ョЩ鍔ㄦ暟鎹簱鏂囦歡浣嶇疆(鍋囪榪欓噷鎿嶄綔緋葷粺涓篠OLARIS 2.6). 鍦║NIX涓敤 mv鍛戒護鍙互鎶婃枃浠剁Щ鍔ㄥ埌鏂扮殑浣嶇疆錛?
#mv /ora13/orarun/document.dbf /ora12/orarun
---- 3. 瑁呰澆鏁版嵁搴撳茍鐢╝lter database鍛戒護鏉ユ敼鍙樻暟鎹簱涓殑鏂囦歡鍚?
SVRMGR > connect internal;
SVRMGR > startup mount RUN73;
SVRMGR > alter database rename file
> 鈥? ora13/orarun/document.dbf鈥?br />> 鈥? ora12/orarun/document.dbf鈥?
---- 4. 鍚姩瀹炰緥.
SVRMGR > alter database open;
---- (huangfutong@china.com)
---- ORACLE鏁版嵁搴撳紑鍙戠粡楠屾葷粨
聽聽聽聽聽聽聽聽Oracle鍒嗕袱澶у潡錛屼竴鍧楁槸寮鍙戯紝涓鍧楁槸綆$悊銆傚紑鍙戜富瑕佹槸鍐欏啓瀛樺偍榪囩▼銆佽Е鍙戝櫒浠涔堢殑錛岃繕鏈夊氨鏄敤Oracle鐨凞evelop宸ュ叿鍋歠orm銆傛湁鐐圭被浼間簬紼嬪簭鍛橈紝闇瑕佹湁杈冨己鐨勯昏緫鎬濈淮鍜屽垱閫犺兘鍔涳紝涓漢瑙夊緱浼氭瘮杈冭緵鑻︼紝鏄潚鏄ラキ錛涚鐞嗗垯闇瑕佸Oracle鏁版嵁搴撶殑鍘熺悊鏈夋繁鍒葷殑璁よ瘑錛屾湁鍏ㄥ眬鎿嶇旱鐨勮兘鍔涘拰绱у瘑鐨勬濈淮錛岃矗浠昏緝澶э紝鍥犱負涓涓皬鐨勫け璇氨浼歞own鎺夋暣涓暟鎹簱錛岀浉瀵瑰墠鑰呮潵璇達紝鍚庤呮洿鐪嬮噸緇忛獙銆?
聽聽聽聽聽聽聽聽鍥犱負鏁版嵁搴撶鐞嗙殑璐d換閲嶅ぇ錛屽緢灝戝叕鍙告効鎰忚涓涓垰鍒氭帴瑙racle鐨勪漢鍘葷鐞嗘暟鎹簱銆傚浜庡垰鍒氭瘯涓氱殑騫磋交浜烘潵璇達紝鍙互鍏堥夋嫨鍋氬紑鍙戯紝鏈変竴瀹氱粡楠屽悗杞瀷錛屽幓鍋氭暟鎹簱鐨勭鐞嗐傚綋鐒訛紝榪欎釜榪樻槸瑕佺湅浜轟釜鐨勫疄闄呮儏鍐墊潵瀹氥?/p>
聽聽聽聽聽聽 浜屻佸涔犳柟娉?/strong>
聽聽聽聽聽聽聽鎴戠殑鏂規硶寰堢畝鍗曪紝灝辨槸錛氱湅涔︺佹濊冦佸啓絎旇銆佸仛瀹為獙銆佸啀鎬濊冦佸啀鍐欑瑪璁般?/p>
聽聽聽聽聽聽聽聽鐪嬪畬鐞嗚鐨勪笢瑗匡紝鑷繁闈欎笅蹇冩潵鎯蟲兂錛屽闂嚜宸卞嚑涓負浠涔堬紝鐒跺悗鎶婃墍瀛﹀拰鎵鎯崇殑鐭ヨ瘑鐐瑰仛涓瑪璁幫紱鍦ㄦ兂涓嶉氭垨鏈夌枒闂殑鏃跺欙紝灝卞仛鍋氬疄楠岋紝鎯蟲兂鎬庝箞浼氳繖鏍鳳紝鍚屾牱鐨勶紝鎶婂疄楠岀殑緇撴灉璁頒笅鏉ャ傛濊冨拰鍋氬疄楠屾槸涓轟簡娣卞叆鐨勪簡瑙h繖涓煡璇嗙偣銆傝屽仛絎旇鐨勮繃紼嬶紝涔熸槸鐞嗘竻鑷繁鎬濊礬鐨勮繃紼嬨?
聽聽聽聽聽聽聽聽瀛︿範鐨勮繃紼嬫槸浣夸竴涓棶棰樼敱妯$硦鍒版竻鏅幫紝鍐嶇敱娓呮櫚鍒版ā緋婄殑榪囩▼銆傝屾瘡嬈$殑鏀瑰彉閮戒唬琛ㄧ潃浣犲張瀛﹀埌浜嗕竴涓柊鐨勭煡璇嗙偣銆?
聽聽聽聽聽聽聽聽瀛︿範鐨勮繃紼嬩篃鏄粠鐐瑰埌綰匡紝浠庣嚎鍒扮綉錛屼粠緗戝埌闈㈢殑榪囩▼銆傚綋鐐瑰彉鎴愮嚎鐨勬椂鍊欙紝浣犱細鏈夋昏眮鐒跺紑鏈楃殑鎰熻銆傚綋緗戝埌闈㈢殑鏃跺欙紝浣犲氨鏄珮鎵嬩簡銆?/p>
聽聽聽聽聽聽聽聽聽寰堝緗戝弸錛岀壒鍒槸鍒濆鐨勪漢錛屼竴紕板埌闂灝辨嬁鍒拌鍧涗笂鏉ラ棶錛屽湪闂墠錛屼綘鏈夋病鏈夋煡榪囦功錛岃嚜宸辨湁娌℃湁鐮旂┒榪囷紝鏈夋病鏈夋悳绱竴涓嬭鍧涳紵榪欏氨鍙濈淮鎯版с傜敱鍒漢鏉ュ洖絳斾綘鐨勯棶棰橈紝浼氳浣犲湪鐭椂闂村唴涓嶈垂鍔插湴寮勬噦榪欎釜鐭ヨ瘑鐐癸紝鐒惰岄氳繃鑷繁鐨勫姫鍔涘幓鐮旂┒瀹冿紝涓嶄絾浼氭洿娣卞叆鐨勪簡瑙h繖涓煡璇嗙偣錛屾洿閲嶈鐨勬槸鍦ㄧ爺絀剁殑榪囩▼浼氭彁楂樹綘瑙e喅闂鍜屽垎鏋愰棶棰樼殑鑳藉姏銆傛葷殑鏉ヨ錛屾病鏈夐捇鐮旂殑瀛︿範鎬佸害錛屼笉綆″浠涔堜笢瑗匡紝閮戒笉浼氭垚鍔熺殑銆?
聽聽聽聽聽聽聽聽褰撶劧錛屽垵瀛︾殑浜哄緢澶氭椂鍊欐槸鍥犱負閬囧埌闂鏃訛紝鏃犱粠涓嬫墜錛屼篃涓嶇煡閬撳幓鍝噷鎵捐祫鏂欙紝鎵嶄細鍒拌鍧涗笂鎻愰棶棰樼殑銆備絾鎴戣涓猴紝鍦ㄦ彁闂殑鏃跺欙紝鏄笉鏄彲浠ラ棶鍒漢鏄浣曞垎鏋愯繖涓棶棰橈紵浠庡摢閲屽彲浠ユ壘鍒扮浉鍏崇殑璧勬枡錛熻屼笉鏄繖涓棶棰樼殑絳旀鏄粈涔堬紵鎺堜漢浠ラ奔涓嶅鎺堜漢浠ユ笖銆?/p>
聽聽聽聽聽聽聽 涓嬮潰鎴戣涓嬫垜澶勭悊闂鐨勮繃紼?/p>
聽聽聽聽聽聽聽聽棣栧厛瑕佺煡閬揙racle鐨勫畼鏂圭綉绔欙細www.oracle.com 榪欓噷鏈塐racle鐨勫悇縐嶇増鏈殑鏁版嵁搴撱佸簲鐢ㄥ伐鍏峰拰鏉冨▉鐨勫畼鏂規枃妗c傚叾嬈★紝榪樿鐭ラ亾http://metalink.oracle.com/榪欓噷鏄拱浜哋racle鏈嶅姟鎴栨槸oracle鐨勫悎浣滀紮浼存墠鍙互榪涘幓鐨勶紝閲岄潰鏈夊緢澶氭潈濞佺殑瑙e喅鏂規鍜岃ˉ涓併傜劧鍚庡氨鏄竴浜涜憲鍚嶇綉绔欙細asktom.oracle.com www.orafaq.net, www.dbazine.com銆傝繖閲屾湁寰堝緇忛獙涔嬭皥銆?/p>
聽聽聽聽聽聽聽聽閬囧埌闂浜嗐傚鏋滄槸姒傚康涓婄殑闂錛岀涓鏃墮棿鍙互鎵総ahiti.oracle.com錛岃繖閲屼細緇欎綘鏈璇︾粏鐨勮В閲娿傚鏋滃湪榪愯鐨勮繃紼嬩腑鍑轟簡浠涔堥敊璇傚彲浠ュ幓metalink鐪嬬湅銆傚鏋滄槸鎯崇煡閬撲簨鍔$殑澶勭悊鐨勭粡楠屼箣璋堛傚彲浠ュ幓asktom銆傚綋鐒躲傝繖閲屽彧鏄浉瀵硅岃█銆?/p>
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