锘??xml version="1.0" encoding="utf-8" standalone="yes"?>国产精品亚洲一区二区三区 ,亚洲国产精品婷婷久久,亚洲制服丝袜一区二区三区http://www.tkk7.com/RR00/category/2503.html涓嶈鍩嬪ご鑻﹀共錛岃瀛︿範錛屽涔狅紝鍐嶅涔犮傘傘傘傘? <br> powered by <font color='orange'>R.Zeus</font>zh-cnTue, 27 Feb 2007 22:49:28 GMTTue, 27 Feb 2007 22:49:28 GMT60sql server new serverhttp://www.tkk7.com/RR00/articles/79657.htmlR.ZeusR.ZeusTue, 07 Nov 2006 09:38:00 GMThttp://www.tkk7.com/RR00/articles/79657.htmlhttp://www.tkk7.com/RR00/comments/79657.htmlhttp://www.tkk7.com/RR00/articles/79657.html#Feedback0http://www.tkk7.com/RR00/comments/commentRss/79657.htmlhttp://www.tkk7.com/RR00/services/trackbacks/79657.html

R.Zeus 2006-11-07 17:38 鍙戣〃璇勮
]]>澶у瀷ERP絳夋暟鎹簱緋葷粺甯歌鐨勫嚑縐嶈璁?/title><link>http://www.tkk7.com/RR00/articles/9530.html</link><dc:creator>R.Zeus</dc:creator><author>R.Zeus</author><pubDate>Sun, 07 Aug 2005 15:49:00 GMT</pubDate><guid>http://www.tkk7.com/RR00/articles/9530.html</guid><wfw:comment>http://www.tkk7.com/RR00/comments/9530.html</wfw:comment><comments>http://www.tkk7.com/RR00/articles/9530.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.tkk7.com/RR00/comments/commentRss/9530.html</wfw:commentRss><trackback:ping>http://www.tkk7.com/RR00/services/trackbacks/9530.html</trackback:ping><description><![CDATA[<P>鐩綍</P> <P>1. 鑷闀?primary key</P> <P>2. 閬垮厤鐢ㄥ鍚堜富閿?(compound primary key)</P> <P>3. 鍙屼富閿?/P> <P>4. 浠ュ浐瀹氱殑鏁版嵁搴撱佽〃搴斾粯鍙樺寲鐨勫鎴烽渶姹?/P> <P>5. 閬垮厤涓嬈″彇鏁版嵁搴撳ぇ閲忔暟鎹紝鍙栧ぇ閲忔暟鎹竴瀹氳鐢ㄥ垎欏點?/P> <P>璇︾粏鍐呭</P> <P>1. 鑷闀?primary key</P> <P>    閲囩敤鑷闀?primary key涓昏鏄ц兘銆傛棭鏈熺殑鏁版嵁搴撶郴緇燂紝緇忓父閲囩敤鏌愮緙栧彿錛屾瘮濡傝韓浠借瘉鍙風爜錛屽叕鍙哥紪鍙風瓑絳変綔涓烘暟鎹簱琛ㄧ殑 primary key銆傜劧鑰岋紝寰堝揩錛屽ぇ瀹跺氨鍙戠幇鍏朵腑鐨勪笉鍒╀箣澶勩?/P> <P>    姣斿鏃╂湡鐨勫尰闄㈢鐞嗙郴緇燂紝鐢ㄨ韓浠借瘉鍙風爜浣滀負鐥呬漢琛ㄧ殑 primary key銆傜劧鑰岋紝絎竴錛屼笉鏄瘡涓漢閮芥湁韜喚璇侊紱絎簩錛屽浜庡浗澶栨潵鐨勭梾浜猴紝涓嶅悓鍥藉鐨勭梾浜虹殑璇佷歡鍙風爜騫朵笉瑙佸緱娌℃湁閲嶅銆傚洜姝わ紝鐢ㄨ韓浠借瘉鍙風爜浣滀負鐥呬漢琛ㄧ殑 primary key鏄竴涓潪甯哥碂緋曠殑璁捐銆傝冭檻鍒版病鏈夊尰鐢熸垨鑰呮姢澹細鍒繪剰鍘昏榪欎簺鍙風爜錛屼嬌鐢ㄨ嚜澧為暱 primary key鏄洿濂界殑璁捐銆?/P> <P>    鍏徃緙栧彿閲囩敤鏌愮鐗瑰畾鐨勭紪鐮佹柟娉曪紝榪欎篃鏄棭鏈熺殑鏁版嵁搴撶郴緇熷父瑙佺殑鍋氭硶銆傚畠鐨勭己鐐逛篃鏄捐屾槗瑙侊細寰堝鏄撳嚭鐜板儚鍗冨勾铏殑杞歡闂錛屽洜涓哄綋鍒濊璁℃暟鎹簱琛ㄧ殑鏃跺欒璁＄殑浣嶆暟澶煭錛屽鑷寸郴緇熶嬌鐢ㄥ嚑騫村悗涓嶈兘婊¤凍瑕佹眰錛屽彧鏈変慨鏀圭▼搴忔墠鑳界戶緇嬌鐢ㄣ傞棶棰樺湪浜庯紝浠諱綍浜鴻璁＄郴緇熺殑鏃跺欙紝鍦ㄩ璁℃煇鏌愮紪鍙峰灝戜綅鍙互澶熺敤鐨勬椂鍊欙紝閮藉瓨鍦ㄩ璁′笉鍑嗙殑椋庨櫓銆傝岄噰鐢ㄨ嚜澧為暱 primary key 鍒欎笉瀛樺湪榪欑闂銆傚悓鏍風殑閬撶悊錛屾病鏈変漢鍙互鍘昏榪欎簺鍙風爜銆?/P> <P>    浣跨敤鑷闀?primary key鍙﹀涓涓師鍥犳槸鎬ц兘闂銆傜暐鏈夌紪紼嬪父璇嗙殑浜洪兘鐭ラ亾錛屾暟瀛楀ぇ灝忔瘮杈冩瘮瀛楃涓插ぇ灝忔瘮杈冭蹇緱澶氥備嬌鐢ㄨ嚜澧為暱 primary key鍙互澶уぇ鍦版彁楂樻暟鎹煡鎵鵑熷害銆?/P> <P>2. 閬垮厤鐢ㄥ鍚堜富閿?(compound primary key)</P> <P>    榪欎富瑕佽繕鏄洜涓烘ц兘闂銆傛暟鎹绱㈡槸瑕佺敤鍒板ぇ閲忕殑 primary key 鍊兼瘮杈冿紝鍙瘮杈冧竴涓瓧孌墊瘮姣旇緝澶氫釜瀛楁蹇緢澶氥備嬌鐢ㄥ崟涓?primary key 浠庣紪紼嬬殑瑙掑害涔熷緢鏈夊ソ澶勶紝 sql 璇彞涓?where 鏉′歡鍙互鍐欐洿灝戠殑浠ｇ爜錛岃繖鎰忓懗鐫鍑洪敊鐨勬満浼氬ぇ澶у噺灝戙?/P> <P>3. 鍙屼富閿?/P> <P>    鍙屼富閿槸鎸囨暟鎹簱琛ㄦ湁涓や釜瀛楁錛岃繖涓や釜瀛楁鐙珛鎴愪負涓婚敭錛屼絾鍙堝悓鏃跺瓨鍦ㄣ?鏁版嵁搴撶郴緇熺殑鍙屼富閿渶鏃╃敤鍦ㄧ敤鎴風鐞嗘ā鍧椼傛渶鏃╃殑鏉ユ簮鍙兘鏄弬鐓ф搷浣滅郴緇熺殑鐢ㄦ埛綆＄悊妯″潡銆?/P> <P>    鎿嶄綔緋葷粺鐨勭敤鎴風鐞嗘湁涓や釜鐙珛鐨勪富閿細鎿嶄綔緋葷粺鑷繁鑷姩鐢熸垚鐨勯殢鏈?ID (Linux, windows 鐨?SID), login id銆傝繖涓や釜 ID 閮藉繀欏繪槸鍞竴鐨勶紝涓嶅悓鐨勬槸錛屽垹闄ょ敤鎴?test 鐒跺悗澧炲姞涓涓敤鎴?test, SID 涓嶅悓錛宭ogin id 鐩稿悓銆傞噰鐢ㄥ弻涓婚敭涓昏鐩殑鏄負浜嗛槻姝㈠垹闄ゅ悗澧炲姞鍚屾牱鐨?login id 閫犳垚鐨勬販涔便傛瘮濡傞攢鍞粡鐞?hellen 鏈満鍏變韓鏂囦歡緇欐葷粡鐞?peter, 涓騫村悗鎬葷粡鐞嗙寮鍏徃錛岃繘鏉ヤ竴涓櫘閫氬憳宸?peter 錛屼袱涓猵eter 鐢ㄥ悓鏍風殑 login id, 濡傛灉鍙敤 login id 浣滄搷浣滅郴緇熺殑鐢ㄦ埛綆＄悊涓婚敭錛屽垯瀛樺湪婕忔礊錛氭櫘閫氬憳宸?peter 鍙互璁塊棶鍘熸潵鍙湁鎬葷粡鐞嗘墠鑳界湅鐨勬枃浠躲傛搷浣滅郴緇熻嚜宸辮嚜鍔ㄧ敓鎴愮殑闅忔満 ID 涓鑸儏鍐典笅闈㈢敤鎴鋒槸鐪嬩笉鍒扮殑銆?/P> <P>    鍙屼富閿幇鍦ㄥ凡緇忓箍娉涚敤鍦ㄥ悇縐嶆暟鎹簱緋葷粺涓紝涓嶉檺浜庣敤鎴風鐞嗙郴緇熴?/P> <P>4. 浠ュ浐瀹氱殑鏁版嵁搴撱佽〃搴斾粯鍙樺寲鐨勫鎴烽渶姹?/P> <P>    榪欎富瑕佸熀浜庝互涓嬪嚑涓洜绱犵殑鑰冭檻錛?/P> <P>4.1 澶у瀷 EPR 緋葷粺鐨勬甯鎬嬌鐢ㄣ佺淮鎶ら渶瑕佽蔣浠跺巶鍟嗗強鍏朵紬澶氱殑鍚堜綔浼欎即鍏卞悓緇欏鎴鋒彁渚涙妧鏈湇鍔★紝鍖呮嫭澶ч噺鐨勪簩嬈″紑鍙戙?/P> <P>    濡傛灉鐢ㄦ埛鍦ㄨ蔣浠舵甯鎬嬌鐢ㄨ繃紼嬩腑闇瑕佸鍔犳柊鐨勮〃鎴栬呮暟鎹簱錛屽皢緇欒蔣浠跺巶鍟嗗強鍏朵紬澶氱殑鍚堜綔浼欎即甯︽潵闅鵑銆?/P> <P>4.2 杞歡鍗囩駭鐨勯渶瑕併?/P> <P>    娌℃湁涓涓蔣浠惰兘澶熻瀹㈡埛浣跨敤鍑犲崄涓婄櫨騫翠笉鐢ㄥ崌綰х殑銆傝蔣浠跺崌綰у線寰娑夊強鏁版嵁搴撹〃緇撴瀯鐨勬敼鍙樸傝蔣浠跺巶鍟嗕細鍋氶澶栫殑紼嬪簭灝嗘棭鏈熺増鏈蔣浠剁殑鏁版嵁搴撴暟鎹崌綰у埌鏂扮殑鐗堟湰錛屼絾鏄浜庣敤鎴蜂嬌鐢ㄨ繃紼嬩腑鐢熸垚鐨勮〃榪涜澶勭悊灝辨瘮杈冧負闅俱?/P> <P>4.3 杞歡寮鍙戠殑闇瑕併?/P> <P>    浣跨敤鍥哄畾鐨勬暟鎹簱搴撹〃浠庡紑鍙戙佷簩嬈″紑鍙戞潵璇達紝鏇村姞瀹規槗銆傚浜庣敤鎴蜂嬌鐢ㄨ繃紼嬩腑鐢熸垚鐨勮〃錛屾瘡嬈℃煡鎵炬暟鎹椂閮借鍏堟煡琛ㄥ悕錛屽啀鎵炬暟鎹紝姣旇緝楹葷儲銆?/P> <P>    涓句緥鏉ヨ錛屾棭鏈熺殑鐢ㄥ弸璐㈠姟杞歡鐢?Access 浣滄暟鎹簱錛屾瘡騫村緩绔嬩竴涓柊鐨勬暟鎹簱銆傚緢蹇紝鐢ㄦ埛鍜岀敤鍙嬪叕鍙擱兘鍙戠幇錛岃法騫村害鏁版嵁鍒嗘瀽寰堥毦鍋氥傚洜姝よ繖鏄竴涓笉濂界殑璁捐銆傚湪 ERP 涓紝寰堝皯鏈変笉鍚岀殑騫村害鏁版嵁鍗曠嫭鍒嗗紑銆備竴鑸潵璇達紝鎵鏈夊勾浠界殑鏁版嵁閮藉湪鍚屼竴涓〃涓傚浜庤法鍥藉叕鍙哥敋鑷蟲暣涓泦鍥㈠叕鍙擱兘鐢ㄥ悓涓涓?ERP 緋葷粺鐨勬椂鍊欙紝鎵鏈夊叕鍙哥殑鏁版嵁閮藉湪涓璧楓傝繖鏍風殑濂藉鏄暟鎹垎鏋愭瘮杈冨鏄撳仛銆?/P> <P>    鐜板湪澶у鏁版暟鎹簱緋葷粺閮借兘鍋氬埌鍦ㄥ父鏁版椂闂村唴榪斿洖涓瀹氶噺鐨勬暟鎹傛瘮濡傦紝Oracle 鏁版嵁搴撲腑錛屾牴鎹?primary key 鍦?100涓囨潯鏁版嵁涓彇 10 鏉℃暟鎹紝涓庡湪1 浜挎潯鏁版嵁涓彇 10 鏉℃暟鎹紝鏃墮棿鐩稿樊騫朵笉澶氥?/P> <P>5. 閬垮厤涓嬈″彇鏁版嵁搴撳ぇ閲忔暟鎹紝鍙栧ぇ閲忔暟鎹竴瀹氳鐢ㄥ垎欏點?/P> <P>    榪欏熀鏈笂鏄幇鍦ㄥ緢澶氭暟鎹簱緋葷粺璁捐鐨勫熀鏈畧鍒欍侲RP 緋葷粺涓秴榪?100涓囨潯鏁版嵁鐨勮〃寰堝錛屽浜庡緢澶氳〃涓殑浠諱綍涓涓紝涓嬈″彇鎵鏈夌殑浼氬鑷存暟鎹簱鏈嶅姟鍣ㄩ暱鏃墮棿澶勪簬鍋滄粸鐘舵侊紝騫朵笖褰卞搷鍏跺畠鍦ㄧ嚎鐢ㄦ埛鐨勭郴緇熷搷搴旈熷害銆?/P> <P>    涓鑸潵璇達紝鏃ュ父鎿嶄綔錛屽湪鍒嗛〉鏄劇ず鐨勬儏鍐典笅闈紝姣忔鍙栧緱鏁版嵁鍦?1-100 涔嬮棿錛岀郴緇熷搷搴旈熷害瓚沖蹇紝瀹㈡埛绔熀鏈病鏈夌壒鍒暱鐨勫仠欏褲傝繖鏄瘮杈冪悊鎯崇殑璁捐銆傝繖涔熸槸澶у瀷鏁版嵁搴撶郴緇熷線寰鐢?ODBC, ADO 絳夌瓑閫氱敤鐨勬暟鎹簱鑱旀帴緇勪歡鑰屼笉鐢ㄧ壒瀹氱殑閫熷害杈冨揩鐨勪笓鐢ㄦ暟鎹簱鑱旀帴緇勪歡鐨勫師鍥犮傚洜涓虹郴緇熺摱棰堝湪浜庢暟鎹簱( Database) 鏂歸潰(鏁版嵁閲忓ぇ)錛岃屼笉鍦ㄤ簬瀹㈡埛绔?瀹㈡埛绔瘡嬈″彧鍙栧皯閲忔暟鎹?銆?/P> <P>    鍦?B/S 鏁版嵁搴撶郴緇熶腑錛屽垎欏甸潪甯告櫘閬嶃傛棭鏈熺殑鏁版嵁搴撶郴緇熺粡甯告湁瀹㈡埛绔▼搴忎腑涓嬈℃у彇澶ч噺鏁版嵁鍋氱紦鍐層傜幇鍦ㄥ凡緇忎笉鏄壒鍒渶瑕佷簡錛屼富瑕佸師鍥犳湁錛?/P> <P>5.1 鏁版嵁搴撴湰韜殑緙撳啿鎶鏈ぇ澶ф彁楂樸?/P> <P>    澶ч儴鍒嗘暟鎹簱閮戒細鑷姩灝嗗父鐢ㄧ殑鏁版嵁鑷姩鏀懼湪鍐呭瓨涓紦鍐詫紝浠ユ彁楂樻ц兘銆?/P> <P>5.2 鏁版嵁搴撹仈鎺ョ粍浠剁殑緙撳啿鎶鏈篃鍦ㄦ彁楂樸?/P> <P>    鍖呮嫭 ADO 鍦ㄥ唴鐨勪竴浜涙暟鎹簱鑱旀帴緇勪歡閮戒細鑷姩瀵規暟鎹粨鏋滈泦(result set)榪涜緙撳啿錛屽茍涓旀晥鏋滀笉閿欍傛瘮杈冩柊棰栫殑鏁版嵁搴撹仈鎺ョ粍浠訛紝姣斿 Hibernate 涔熷姞鍏ヤ簡涓浜涙暟鎹粨鏋滈泦緙撳啿鍔熻兘銆?</P> <P>    褰撶劧錛屼篃鏈変竴浜涙暟鎹簱鑱旀帴緇勪歡娌℃湁瀵規暟鎹粨鏋滈泦榪涜緙撳啿錛屾瘮濡?JDBC Driver錛屼笉榪囧嚑騫翠箣鍐呮儏鍐靛簲璇ユ湁鎵鏀硅銆備篃鏈変簺涓嶅お鎴愬姛鐨勬暟鎹紦鍐詫紝姣斿 EJB 涓殑瀹炰綋Bean錛屾ц兘灝變笉灝藉浜烘剰錛屽疄浣揃ean鏁版嵁涔熸槸鏀懼湪鍐呭瓨涓紝鍙兘鏄洜涓哄崰鐢ㄥ唴瀛樿繃澶氱殑緙樻晠銆?/P> <P>    鐩稿鏉ヨ錛屼粖澶╃殑紼嬪簭鍛樺啓瀹㈡埛绔暟鎹紦鍐詫紝鑳藉瓚呰繃浠ヤ笂涓や釜緙撳啿鏁堟灉鐨勶紝宸茬粡姣旇緝闅句簡銆?/P><img src ="http://www.tkk7.com/RR00/aggbug/9530.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.tkk7.com/RR00/" target="_blank">R.Zeus</a> 2005-08-07 23:49 <a href="http://www.tkk7.com/RR00/articles/9530.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item></channel></rss> <footer> <div class="friendship-link"> <p>感谢您访问我们的网站，您可能还对以下资源感兴趣：</p> <a href="http://www.tkk7.com/" title="亚洲av成人片在线观看">亚洲av成人片在线观看</a> <div class="friend-links"> </div> </div> </footer> 主站蜘蛛池模板： <a href="http://kuaizhuxia.com" target="_blank">亚洲首页国产精品丝袜</a>| <a href="http://zjlxblog.com" target="_blank">最近2018中文字幕免费视频</a>| <a href="http://msjdyd.com" target="_blank">亚洲经典在线中文字幕</a>| <a href="http://guilinsix.com" target="_blank">亚洲色偷偷狠狠综合网</a>| <a href="http://24aabb.com" target="_blank">好爽…又高潮了免费毛片 </a>| <a href="http://mogo321.com" target="_blank">亚洲一区二区中文</a>| <a href="http://szyxfhm.com" target="_blank">亚洲av无码专区在线观看素人</a>| <a href="http://www398ph.com" target="_blank">久久精品免费全国观看国产</a>| <a href="http://45-po.com" target="_blank">中文字幕日本人妻久久久免费</a>| <a href="http://tuopumao.com" target="_blank">美女无遮挡免费视频网站</a>| <a href="http://xixidhw.com" target="_blank">亚洲伊人精品综合在合线</a>| <a href="http://class3g.com" target="_blank">久久亚洲精品成人</a>| <a href="http://wanguoshan.com" target="_blank">亚洲综合在线另类色区奇米</a>| <a href="http://bjgelinhotel.com" target="_blank">国产午夜免费秋霞影院</a>| <a href="http://www-bajie.com" target="_blank">日韩av无码成人无码免费</a>| <a href="http://tiantiantegou.com" target="_blank">99视频在线看观免费</a>| <a href="http://zddzbp.com" target="_blank">香蕉免费一区二区三区</a>| <a href="http://gzweida88.com" target="_blank">久久久久se色偷偷亚洲精品av</a>| <a href="http://xxxxyz.com" target="_blank">国产美女被遭强高潮免费网站</a>| <a href="http://zxbj0471.com" target="_blank">色se01短视频永久免费</a>| <a href="http://666fzw.com" target="_blank">中文字幕在线观看免费视频 </a>| <a href="http://w9366.com" target="_blank">国产精品亚洲玖玖玖在线观看</a>| <a href="http://ocn888.com" target="_blank">免费无码黄网站在线观看</a>| <a href="http://www19977.com" target="_blank">免费a级毛片无码a∨蜜芽试看</a>| <a href="http://siqingsizu.com" target="_blank">6080午夜一级毛片免费看</a>| <a href="http://8hnbuk14.com" target="_blank">嫩草在线视频www免费观看 </a>| <a href="http://606059.com" target="_blank">亚洲AV乱码久久精品蜜桃</a>| <a href="http://dw168cn.com" target="_blank">国产亚洲精品观看91在线</a>| <a href="http://jastrelax.com" target="_blank">最新亚洲成av人免费看</a>| <a href="http://miliwo.com" target="_blank">激情97综合亚洲色婷婷五</a>| <a href="http://8568008.com" target="_blank">jlzzjlzz亚洲乱熟在线播放</a>| <a href="http://vod8090.com" target="_blank">亚洲第一黄色网址</a>| <a href="http://ddxsrd.com" target="_blank">伊人久久亚洲综合</a>| <a href="http://929119.com" target="_blank">亚洲精品自产拍在线观看</a>| <a href="http://bjyaao.com" target="_blank">亚洲Av熟妇高潮30p</a>| <a href="http://f4f8.com" target="_blank">亚洲国产综合精品中文第一区</a>| <a href="http://jinmenonline.com" target="_blank">亚洲AV无码不卡在线播放</a>| <a href="http://128313.com" target="_blank">亚洲视频一区网站</a>| <a href="http://33sse.com" target="_blank">亚洲一区二区影视</a>| <a href="http://zgbeian.com" target="_blank">亚洲欧洲专线一区</a>| <a href="http://1314c.com" target="_blank">精品女同一区二区三区免费播放</a>| <script> (function(){ var bp = document.createElement('script'); var curProtocol = window.location.protocol.split(':')[0]; if (curProtocol === 'https') { bp.src = 'https://zz.bdstatic.com/linksubmit/push.js'; } else { bp.src = 'http://push.zhanzhang.baidu.com/push.js'; } var s = document.getElementsByTagName("script")[0]; s.parentNode.insertBefore(bp, s); })(); </script> </body>