锘??xml version="1.0" encoding="utf-8" standalone="yes"?>亚洲中文字幕无码久久综合网,亚洲A∨午夜成人片精品网站,国产亚洲av片在线观看16女人http://www.tkk7.com/tfzhu/category/45706.html姣忓ぉ榪涙涓鐐圭偣錛?/description>zh-cnSun, 25 Jul 2010 13:35:36 GMTSun, 25 Jul 2010 13:35:36 GMT60WebLogic JDBC-JDBC 浜嬪姟http://www.tkk7.com/tfzhu/archive/2010/07/25/327094.html鏂偣鏂偣Sun, 25 Jul 2010 13:18:00 GMThttp://www.tkk7.com/tfzhu/archive/2010/07/25/327094.htmlhttp://www.tkk7.com/tfzhu/comments/327094.htmlhttp://www.tkk7.com/tfzhu/archive/2010/07/25/327094.html#Feedback0http://www.tkk7.com/tfzhu/comments/commentRss/327094.htmlhttp://www.tkk7.com/tfzhu/services/trackbacks/327094.html1銆佸綋澶勭悊澶氫釜璁塊棶鐩稿悓鏁版嵁鐨勭敤鎴鋒椂錛岄氬父鍙兘鍑虹幇涓夌闂:
鑴忚
褰撳簲鐢ㄧ▼搴忎嬌鐢ㄤ簡琚彟涓涓簲鐢ㄧ▼搴忎慨鏀硅繃鐨勬暟鎹紝鑰岃繖涓暟鎹浜庢湭鎻愪氦鐘舵佹椂錛屽氨浼氬彂鐢熻剰璇匯傜浜屼釜搴旂敤紼嬪簭闅忓悗浼氳姹傚洖婊氳鍏朵慨鏀圭殑鏁版嵁銆傜涓涓簨鍔′嬌鐢ㄧ殑鏁版嵁灝變細
琚崯鍧忥紝鎴栬?#8220;鍙樿剰”銆?br />
涓嶅彲閲嶅鐨勮
褰撲竴涓簨鍔¤幏寰椾簡鏁版嵁錛岃岃鏁版嵁闅忓悗琚竴涓崟鐙殑浜嬪姟鎵鏇存敼鏃訛紝鑻ョ涓涓簨鍔″啀嬈¤鍙栨洿鏀瑰悗鐨勬暟鎹紝灝變細鍙戠敓涓嶅彲閲嶅鐨勮銆傝繖鏍鳳紝絎竴涓簨鍔¤繘琛屼簡涓涓笉鍙噸澶嶇殑璇匯?br />
铏氳
褰撲簨鍔¢氳繃鏌愮鏌ヨ鑾峰彇浜嗘暟鎹紝鍙︿竴涓簨鍔′慨鏀逛簡閮ㄥ垎璇ユ暟鎹紝鍘熸潵鐨勪簨鍔$浜屾鑾峰彇璇ユ暟鎹椂錛屽氨浼氬彂鐢熻櫄璇匯傜涓涓簨鍔$幇鍦ㄤ細鏈変笉鍚岀殑緇撴灉闆嗭紝瀹冨彲鑳藉寘鍚櫄璇匯?/span>

 

2銆丣ava.sql.Connection鎺ュ彛瀹氫箟鐨勯殧紱葷駭鍒?/span>
TRANSACTION_NONE 璇存槑涓嶆敮鎸佷簨鍔?br /> TRANSACTION_READ_UNCOMMITTED 璇存槑鍦ㄦ彁浜ゅ墠涓涓簨鍔″彲浠ョ湅鍒板彟涓涓簨鍔$殑鍙樺寲銆傝繖鏍瘋剰璇匯佷笉鍙噸澶嶇殑璇誨拰铏氳閮芥槸鍏佽鐨勩?br /> TRANSACTION_READ_COMMITTED 璇存槑璇誨彇鏈彁浜ょ殑鏁版嵁鏄笉鍏佽鐨勩傝繖涓駭鍒粛鐒跺厑璁鎬笉鍙噸澶嶇殑璇誨拰铏氳浜х敓銆?br /> TRANSACTION_REPEATABLE_READ 璇存槑浜嬪姟淇濊瘉鑳藉鍐嶆璇誨彇鐩稿悓鐨勬暟鎹屼笉浼氬け璐ワ紝浣嗚櫄璇諱粛鐒朵細鍑虹幇銆?br /> TRANSACTION_SERIALIZABLE 鏄渶楂樼殑浜嬪姟綰у埆錛屽畠闃叉鑴忚銆佷笉鍙噸澶嶇殑璇誨拰铏氳銆?


3銆佷簨鍔$殑闅旂綰у埆
鍦↗2EE涓紝閫氳繃java.sql.Connection鎺ュ彛璁劇疆浜嬪姟闅旂綰у埆錛岃繖涓鎺ュ彛涓鴻繛鎺ョ殑闅旂綰у埆鎻愪緵浜唃etter()鍜宻etter()
Int getTransactionIsolation() throws SQLException
void setTransactionIsolation() throws SQLException
Connection瀵硅薄璐熻矗浜嬪姟錛屼竴鏃︽敹鍒頒簨鍔¤姹傦紝浜嬪姟灝嗚嚜鍔ㄦ彁浜わ紝鍥犱負Connection瀵硅薄宸插畾涔変負鑷姩鎻愪氦鏂瑰紡錛屽彲閫氳繃setAutoCommit(false)紱佺敤鑷姩鎻愪氦妯″紡
鍙﹀java.sql.DatabaseMetaData鎺ュ彛涓烘暟鎹瓨鍌ㄦ彁渚涙敮鎸佺殑闅旂綰у埆鏌ユ壘鏂規硶錛歡etTransactionIsolation(),supportsTransactionIsolationLevel()
瀵瑰涓簱鎿嶄綔鐨勫垎甯冨紡浜嬪姟蹇呴』鍦ㄦ墍鏈夊簱涓墽琛屽悓涓涓殧紱葷駭鍒紝鍚﹀垯浼氬嚭鐜版剰鎯充笉鍒扮殑緇撴灉


4銆佷簨鍔℃彁浜ゅ拰鍥炴粴
涓轟簡瀹屾垚鎻愪氦浜嬪姟鍜屽洖婊氫簨鍔★紝JDBC API鍖呮嫭浜嗕袱涓柟娉曚綔涓?Connection 鎺ュ彛鐨勪竴閮ㄥ垎銆傝嫢灝?Connection 瀵硅薄鍚嶇О鎸囧畾涓?con錛岄氳繃璋冪敤 con.commit(); 鍙互淇濆瓨紼嬪簭鐘舵侊紱

閫氳繃璋冪敤 con.rollback(); 鍙互榪斿洖鍒頒互鍓嶄繚瀛樼殑鐘舵併傚鏋滄暟鎹簱瀹為檯榪愯鎿嶄綔鏃舵湁閿欒鍙戠敓錛岃繖涓や釜鏂規硶閮戒細鎶涘嚭 SQLExceptions錛屾墍浠ユ偍闇瑕佸湪 try ... catch 鍧椾腑鍖呰瀹冧滑銆?/span>


5銆佹壒澶勭悊鍜屼簨鍔?/span>
緙虹渷鎯呭喌涓嬶紝JDBC 椹卞姩紼嬪簭榪愯鍦ㄨ縐頒負鑷姩鎻愪氦鐨勬ā寮忎笅,鍙鐢ㄨ嚜鍔ㄦ彁浜ゆā寮?br /> con.setAutoCommit(false);
鎵瑰鐞嗘搷浣滀腑閫氳繃鍦ㄤ竴嬈″崟鐙殑鎿嶄綔錛堟垨鎵瑰鐞嗭級涓墽琛屽涓暟鎹簱鏇存柊鎿嶄綔
{con.setAutoCommit(false) ;
Statement stmt = connection.createStatement() ; stmt.addBatch("INSERT INTO people VALUES('Joe Jackson', 0.325, 25, 105) ; stmt.addBatch("INSERT INTO people

VALUES('Jim Jackson', 0.349, 18, 99) ; stmt.addBatch("INSERT INTO people VALUES('Jack Jackson', 0.295, 15, 84) ;
int[] updateCounts = stmt.executeBatch() ; con.commit() ;



鏂偣 2010-07-25 21:18 鍙戣〃璇勮
]]>
WebLogic JDBC-WLS JDBC鐨勭鐞?/title><link>http://www.tkk7.com/tfzhu/archive/2010/07/25/327093.html</link><dc:creator>鏂偣</dc:creator><author>鏂偣</author><pubDate>Sun, 25 Jul 2010 13:16:00 GMT</pubDate><guid>http://www.tkk7.com/tfzhu/archive/2010/07/25/327093.html</guid><wfw:comment>http://www.tkk7.com/tfzhu/comments/327093.html</wfw:comment><comments>http://www.tkk7.com/tfzhu/archive/2010/07/25/327093.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.tkk7.com/tfzhu/comments/commentRss/327093.html</wfw:commentRss><trackback:ping>http://www.tkk7.com/tfzhu/services/trackbacks/327093.html</trackback:ping><description><![CDATA[<p><span style="font-size: 12pt">Initial Capacity錛氭睜鐨勮繛鎺ユ暟閲忥紝鍦ㄥ惎鍔ㄦ椂鍒涘緩<br /> Maximun Capacity錛氳繖鏄睜鍙互鎵撳紑鐨勮繛鎺ョ殑鏈澶ф暟閲?br /> Capacity Increment錛氭垚緇勫湴鎵撳紑澧為噺榪炴帴<br /> Login Delay Seconds錛氭睜椹卞姩紼嬪簭鍦ㄥ惎鍔ㄦ椂鎵撳紑姣忎竴涓柊鐨勮繛鎺ラ渶瑕佺瓑寰呯殑鏃墮棿<br /> Refresh Period(鍒鋒柊鍛ㄦ湡)<br /> Supports Local Transaction錛氬彧鐢ㄤ簬XA榪炴帴姹?br /> Allow Shrinking and Shrink Period(鍏佽鏀剁緝鍜屾敹緙╂湡)錛氬鏋滄睜鐨勬暟閲忓お澶э紝瓚呰繃浜嗗垵濮嬶紝涓斿鏋滀換浣曚竴涓繛鎺ュ湪鏀剁緝鏈熷唴絀洪棽錛岄偅涔堢┖闂茬殑榪炴帴灝嗗湪鏀剁緝鏈熸湯鍏抽棴</span></p> <p><br /> <span style="font-size: 12pt">鐩戞帶JDBC榪炴帴姹狅細<br /> Waiters Hight瀛楁鎸囨槑浜嗘渶澶氭湁澶氬皯瀹㈡埛絳夊緟鏁版嵁搴撹繛鎺?br /> Waiters瀛楁鍛婅瘔浣犲綋鍓嶆湁澶氬皯瀹㈡埛姝e湪絳夊緟榪炴帴<br /> Connections Hight瀛楁緇欏嚭鏈澶х殑騫跺彂榪炴帴鏁般?br /> Wait Seconds Hight瀛楁鏄劇ず浜嗗鎴風瓑寰呮暟鎹簱榪炴帴鐨勬渶闀挎椂闂?br /> </span></p> <img src ="http://www.tkk7.com/tfzhu/aggbug/327093.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.tkk7.com/tfzhu/" target="_blank">鏂偣</a> 2010-07-25 21:16 <a href="http://www.tkk7.com/tfzhu/archive/2010/07/25/327093.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>WebLogic JDBC-JDBC Connectionhttp://www.tkk7.com/tfzhu/archive/2010/07/25/327092.html鏂偣鏂偣Sun, 25 Jul 2010 13:13:00 GMThttp://www.tkk7.com/tfzhu/archive/2010/07/25/327092.htmlhttp://www.tkk7.com/tfzhu/comments/327092.htmlhttp://www.tkk7.com/tfzhu/archive/2010/07/25/327092.html#Feedback0http://www.tkk7.com/tfzhu/comments/commentRss/327092.htmlhttp://www.tkk7.com/tfzhu/services/trackbacks/327092.html1銆佽繛鎺ワ細
鐩存帴榪炴帴(direct connection)
姹犺繛鎺?pooled connection)
榪炴帴澶嶇敤 ,閬垮厤浜嗘暟鎹簱榪炴帴棰戠箒寤虹珛銆佸叧闂殑寮閿 錛?br /> 瀵笿DBC涓殑鍘熷榪炴帴榪涜浜嗗皝瑁?,闅旂浜嗗簲鐢ㄧ殑鏈韓鐨勫鐞嗛昏緫鍜屽叿浣撴暟鎹簱璁塊棶閫昏緫 銆?br />

2銆佷粈涔堟槸榪炴帴姹狅紵
榪炴帴姹犳槸鍦╓eblogic鍚姩鏃跺欓鍏堝緩绔嬬殑鏁版嵁搴撹繛鎺ワ紝鐢盬eblogic鍦ㄨ繍琛屾椂璐熻矗緇存姢銆?br /> 鍙互鍑忓皯紼嬪簭姣忔鏁版嵁搴撹姹傞兘瑕佹柊鍒涘緩鏁版嵁搴撶墿鐞嗚繛鎺ョ殑鏃墮棿鍙婅祫婧愩?br /> 瀵規暟鎹簱灞炴х殑鏇存敼鍙渶閫氳繃鎺у埗鍙拌繘琛岋紝涓嶉渶鏀瑰姩瀹㈡埛绔唬鐮?/span>

MultiPool
鍙互浣跨敤MultiPool涓洪珮鐢ㄦ埛璁塊棶閲忔彁渚涙暟鎹簱璐熻澆鍧囪 錛屽畠浣跨敤綆鍗曠殑寰幆綆楁硶灝嗚繛鎺ヨ姹傚鉤琛″垎閰峂ultiPool涓殑姣忎竴涓睜銆?/span>

澶氭睜鐨勪綔鐢細涓洪槻鏁版嵁搴撹繛鎺ュけ璐ユ彁渚涘啑浣?澶囦喚鎴栭珮鏈夋晥姹狅紱涓洪珮鐢ㄦ埛璁塊棶閲忔彁渚涙暟鎹簱璐熻澆鍧囪 錛岃礋杞藉潎琛℃睜銆?br /> 澶囦喚姹狅細涓涓浠芥睜鐢變竴涓湁欏哄簭鐨勮繛鎺ユ睜鍒楄〃緇勬垚銆?br /> 璐熻澆鍧囪 姹狅細浣跨敤綆鍗曠殑寰幆綆楁硶灝嗚繛鎺ヨ姹傚鉤琛″湴鍒嗗埌鍦ㄥ垪琛ㄤ腑鐨勬瘡涓涓睜銆?br />
3銆?/span>DataSource
鏁版嵁婧愬搴斾竴涓暟鎹簱榪炴帴姹犮傚鎴風▼搴忓彲浠ラ氳繃鏁版嵁婧愮粦瀹氱殑JNDI鍚嶅瓧寰楀埌璇ユ暟鎹簮鐨勫紩鐢紝騫墮氳繃鏁版嵁婧愬璞″緱鍒版暟鎹簱榪炴帴銆?/span>

JDBC鐨凙PI錛?br /> java.sql.DriverManager 
java.sql.Connection 
java.sql.ResultSet 
Javax.sql.RowSet:
javax.sql.Statement 銆
java.sql.PreparedStatement:鐢ㄤ簬鎵ц棰勭紪璇戠殑SQL璇彞
java.sql.CallableStatement:鐢ㄤ簬鎵ц鍦ㄦ暟鎹簱涓畾涔夌殑瀛樺偍榪囩▼ 
Javax.sql.DataSource鏄痡ava.sql.Connectioin瀵硅薄鐨勫伐鍘傚茍浣跨敤涓涓狫NDI鏈嶅姟娉ㄥ唽瀹?



鏂偣 2010-07-25 21:13 鍙戣〃璇勮
]]>
WebLogic JDBC-JDBC Driverhttp://www.tkk7.com/tfzhu/archive/2010/07/25/327091.html鏂偣鏂偣Sun, 25 Jul 2010 13:11:00 GMThttp://www.tkk7.com/tfzhu/archive/2010/07/25/327091.htmlhttp://www.tkk7.com/tfzhu/comments/327091.htmlhttp://www.tkk7.com/tfzhu/archive/2010/07/25/327091.html#Feedback0http://www.tkk7.com/tfzhu/comments/commentRss/327091.htmlhttp://www.tkk7.com/tfzhu/services/trackbacks/327091.html1銆乀ype 1綾誨瀷椹卞姩錛孞DBC-ODBC妗?/span>
閫氬父榪愯Windows騫沖彴錛岄渶瑕佸湪瀹㈡埛绔畨瑁匫DBC椹卞姩錛屾棭鏈烰ava璁塊棶鏁版嵁搴撶殑涓昏鏂瑰紡錛屾晥鐜囪緝浣庛?/span>

閫傜敤浜庡揩閫熺殑鍘熷瀷緋葷粺錛屾病鏈夋彁渚汮DBC椹卞姩鐨勬暟鎹簱濡侫ccess ,鐢變簬鍖呭惈澶氫釜椹卞姩紼嬪簭灞傦紝鍏舵ц兘涓鑸笉閫傚悎鐢熶駭緋葷粺
Java-->JDBC-ODBC Bridge---->JDBC-ODBC Library--->ODBC Driver-->Database
椹卞姩紼嬪簭鐨勭被鍚嶇О鏄?sun.jdbc.odbc.JdbcOdbcDriver
JDBC URL 鐨勫艦寮忎負 jdbc:odbc:dsn(dsn 鏄嬌鐢?ODBC 綆$悊鍛樻敞鍐屾暟鎹簱鐨勬暟鎹簮鍚嶇О)
涓嶆槸100%JAVA紼嬪簭錛屼笌ODBC涔嬮棿鐨勬帴鍙i噰鐢ㄩ潪JAVA鏂瑰紡璋冪敤錛屽洜姝や笉鑳藉湪APPLET涓嬌鐢?br /> {
String url = "jdbc:odbc:jdbc" ;
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
Connection con = DriverManager.getConnection(url, "java", "sun");
}


2銆乀ype 2綾誨瀷椹卞姩錛岄渶瑕佸湪瀹㈡埛绔畨瑁呮暟鎹簱鐨勬湰鍦伴┍鍔紝JDBC璇鋒眰浼氳漿鎹負瀵規暟鎹簱鏈湴API鐨勮皟鐢ㄣ?/span>

鍒╃敤寮鍙戝晢鎻愪緵鐨勬湰鍦板簱鏉ョ洿鎺ヤ笌鏁版嵁搴撻氫俊銆?br /> Java-->JDBC-Driver-->DB Client Library-->Database
緇曡繃浜哋DBC灞傦紝鎬ц兘浼樹簬Type1
涔熺О涓洪儴鍒?Java 椹卞姩紼嬪簭錛屽洜涓哄畠浠洿鎺ュ皢 JDBC API 緲昏瘧鎴愬叿浣撴暟鎹簱鐨凙PI
浣跨敤絎簩縐嶆ā鍨嬪皢寮鍙戣呴檺鍒跺湪鏁版嵁搴撳巶鍟嗙殑瀹㈡埛鏈哄簱鏀寔鐨勫鎴鋒満騫沖彴鍜屾搷浣滅郴緇?br /> Oracle鐨凮CI椹卞姩灝卞睘浜嶵ype2

3銆?/span>Type 3綾誨瀷椹卞姩錛孌BC璇鋒眰閫氳繃緗戠粶鏈嶅姟鍣ㄥ眰瀹炵幇錛屽湪緗戠粶鏈嶅姟鍣ㄥ眰鍙互瀹炵幇璐熻澆鍧囪 錛岃繛鎺ユ睜綆$悊絳夈?/span>

絎笁縐嶉┍鍔ㄧ▼搴忔槸綰?Java 椹卞姩紼嬪簭錛屽畠灝?JDBC API 杞崲鎴愮嫭绔嬩簬鏁版嵁搴撶殑鍗忚銆侸DBC 椹卞姩紼嬪簭騫舵病鏈夌洿鎺ュ拰鏁版嵁搴撹繘琛岄氳錛涘畠鍜屼竴涓腑闂翠歡鏈嶅姟鍣ㄩ氳錛岀劧鍚庤繖涓腑闂翠歡鏈?/span>鍔″櫒鍜屾暟鎹簱榪涜閫氳銆傝繖縐嶉澶栫殑涓棿灞傛鎻愪緵浜嗙伒媧繪э細鍙互鐢ㄧ浉鍚岀殑浠g爜璁塊棶涓嶅悓鐨勬暟鎹簱錛屽洜涓轟腑闂翠歡鏈嶅姟鍣ㄩ殣钘忎簡 Java 搴旂敤紼嬪簭鐨勭粏鑺傘傝杞埌涓嶅悓鐨勬暟鎹簱錛屾偍鍙?/span>闇鍦ㄤ腑闂翠歡鏈嶅姟鍣ㄤ笂鏀瑰彉鍙傛暟銆傦紙鏈変竴鐐歸渶瑕佹敞鎰忥細涓棿浠舵湇鍔″櫒蹇呴』鏀寔鎮ㄨ闂殑鏁版嵁搴撴牸寮忋傦級
絎笁縐嶉┍鍔ㄧ▼搴忕殑緙虹偣鏄紝棰濆鐨勪腑闂村眰嬈″彲鑳芥湁鎹熸暣浣撶郴緇熸ц兘銆傚彟涓鏂歸潰錛屽鏋滃簲鐢ㄧ▼搴忛渶瑕佸拰涓嶅悓鐨勬暟鎹簱鏍煎紡榪涜浜や簰錛岀涓夌椹卞姩紼嬪簭鏄釜鏈夋晥鐨勬柟娉曪紝鍥犱負涓嶇搴曞眰
鐨勬暟鎹簱鏄粈涔堬紝閮戒嬌鐢ㄥ悓鏍風殑 JDBC 椹卞姩紼嬪簭銆傚彟澶栵紝鍥犱負涓棿浠舵湇鍔″櫒鍙互瀹夎鍦ㄤ笓闂ㄧ殑紜歡騫沖彴涓婏紝鍙互鍒╃敤鎬葷殑緇撴灉榪涜涓浜涗紭鍖栥?
Java--->Jdbc Driver(Type3 jdbc driver)----->java middleware--->JDBC Driver---->Database
Weblogic鐨凱ool椹卞姩紼嬪簭灝辨槸涓涓猅ype3鐨凧DBC椹卞姩紼嬪簭銆?/span>


4銆乀ype 4綾誨瀷椹卞姩錛屼負綰疛ava瀹炵幇錛屼笉闇瑕佷換浣曞鎴風璁劇疆銆?br /> OCI椹卞姩紼嬪簭鍒╃敤Java鏈湴鍖栨帴鍙o紙JNI錛夛紝閫氳繃Oracle瀹㈡埛绔蔣浠朵笌鏁版嵁搴撹繘琛岄氳銆俆hin椹卞姩紼嬪簭鏄函Java椹卞姩紼嬪簭錛屽畠鐩存帴涓庢暟鎹簱榪涜閫氳銆?

JDBC搴旂敤鐨勪袱縐嶆灦鏋?br /> 涓ゅ眰鏋舵瀯錛氬鎴風▼搴忕洿鎺ュ鏁版嵁搴撳彂璧稪DBC璇鋒眰錛孴ype1銆?銆?鏀寔涓ゅ眰鏋舵瀯銆?br /> 澶氬眰鏋舵瀯錛氬鎴風▼搴忓皢JDBC璇鋒眰鍙戦佸埌涓棿灞傦紝涓棿灞傚啀灝嗚姹傚彂閫佸埌鏁版嵁搴撱?br />



鏂偣 2010-07-25 21:11 鍙戣〃璇勮
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璋冧紭綆浠?/title><link>http://www.tkk7.com/tfzhu/archive/2010/07/25/327084.html</link><dc:creator>鏂偣</dc:creator><author>鏂偣</author><pubDate>Sun, 25 Jul 2010 09:02:00 GMT</pubDate><guid>http://www.tkk7.com/tfzhu/archive/2010/07/25/327084.html</guid><wfw:comment>http://www.tkk7.com/tfzhu/comments/327084.html</wfw:comment><comments>http://www.tkk7.com/tfzhu/archive/2010/07/25/327084.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.tkk7.com/tfzhu/comments/commentRss/327084.html</wfw:commentRss><trackback:ping>http://www.tkk7.com/tfzhu/services/trackbacks/327084.html</trackback:ping><description><![CDATA[<p><span style="font-size: 12pt">閫氬父搴旂敤緋葷粺浼氭牴鎹敤鎴鋒暟銆佸茍鍙戞暟銆佺敤鎴風殑琛屼負絳夌瓑鏉ョ‘瀹氬叿浣撶殑鎬ц兘鐩爣錛屽鏋滅‘瀹氬簲鐢ㄧ▼搴忎笉鑳芥弧瓚蟲ц兘鐩爣錛岄偅涔堝氨闇瑕佷紭鍖栥侀噸鏋勭▼搴忓茍璋冩暣JVM銆佸簲鐢ㄦ湇鍔″櫒銆佹暟鎹簱銆?/span><span style="font-size: 12pt">OS 鎴栬呮敼鍙樼‖浠墮厤緗瓑絳夈?br /> <br /> </span><span style="font-size: 12pt"><span style="color: #0000ff"><span style="font-size: 12pt">褰卞搷Java 鎬ц兘鐨勪富瑕佸洜绱狅細</span></span><br /> 紜歡錛屽CPU銆佸唴瀛樸佷綋緋葷粨鏋勭瓑絳?br /> 鎿嶄綔緋葷粺<br /> 鏁版嵁搴撶郴緇?br /> JVM<br /> 搴旂敤鏈嶅姟鍣?br /> 鏁版嵁搴撴湇鍔″櫒<br /> 緗戠粶鐜<br /> 搴旂敤鏋舵瀯鍙婄▼搴忕紪鍐欐按騫?br /> <br /> </span><span style="font-size: 12pt"><span style="color: #0000ff"><span style="font-size: 12pt">鎬ц兘璋冩暣鐨勬楠わ細</span></span><br /> 1銆?浣跨敤宸ュ叿嫻嬭瘯緋葷粺鏄惁婊¤凍鎬ц兘鐩爣<br /> 2銆?鍙戠幇鎬ц兘鐡墮<br /> 3銆?鍋囪鐡墮鐨勫師鍥?br /> 4銆?嫻嬭瘯浣犵殑鍋囪<br /> 5銆?濡傛灉鍋囪鎴愮珛錛屾洿鏀硅繖涓閮ㄥ垎<br /> 6銆?嫻嬭瘯紜畾鏇存敼鏄惁鍙互鎻愰珮鎬ц兘錛岃 閲忔ц兘鎻愰珮鐨勭▼搴?br /> 7銆侀噸澶嶄互涓婃楠わ紝鐩村埌鑾峰緱鍙互鎺ュ彈鐨勬ц兘銆?br /> <br /> </span><span style="font-size: 12pt"><span style="color: #0000ff"><span style="font-size: 12pt">J2EE鎬ц兘涓嶅ソ鏃剁殑鐜拌薄錛屼富瑕佽〃鐜板湪瀵瑰鎴風鐨勮姹傚搷搴斿緢鎱細</span></span><br /> 涓鍚戝緢鎱細搴旂敤鐨勫搷搴旀繪槸寰堟參錛屾敼鍙樼幆澧?濡傚簲鐢ㄨ礋杞姐佹暟鎹簱鐨勮繛鎺ユ睜鏁伴噺絳夌瓑)錛屽鍝嶅簲鏃墮棿鐨?/span><span style="font-size: 12pt">褰卞搷涓嶅ぇ銆?br /> <br /> 瓚婃潵瓚婃參錛氬湪鐩稿悓鐨勮礋杞芥儏鍐典笅錛岄殢鐫緋葷粺榪愯鐨勬椂闂寸殑澧為暱錛岀郴緇熻秺鏉ヨ秺鎱紝榪欏彲鑳芥槸緋葷粺宸插埌杈?/span><span style="font-size: 12pt">鏋侀檺鎴栨槸緋葷粺姝婚攣鍜岄敊璇紩璧風殑銆?br /> <br /> 浣庝簬璐熻澆鏃朵細瓚婃潵瓚婃參(Slower and slower under load):.<br /> <br /> 鍋跺皵鐨勬寕璧鋒垨寮傚父閿欒(Sporadic hangs or aberrant errors):鏈夋椂榪欏彲鑳芥槸鐢變簬璐熻澆鐨勫彉鍖栨垨鍏朵粬</span><span style="font-size: 12pt">鎯呭喌寮曡搗鐨勫彲浠ラ嫻嬬殑姝婚攣(Foreseeable lock ups): 鎸傝搗鎴栨渶鍒濆彧鏈夊皯閲忛敊璇紝浣嗛殢鐫鏃墮棿鐨勬帹縐?/span><span style="font-size: 12pt">鏁翠釜緋葷粺閮介攣涓婁簡錛屽吀鍨嬪湴榪欏彲鑳芥槸涓虹殑閫傚簲"management by restarts.“<br /> <br /> 紿佸彂鎬х殑娣蜂貢(Sudden chaos): 緋葷粺宸茶繍琛屼簡涓孌墊椂闂?濡備竴涓皬鏃舵垨鍙兘鏄笁銆佸洓澶?錛屾ц兘紼沖畾騫?/span><span style="font-size: 12pt">鍙互鎺ュ彈, 紿佺劧娌℃湁浠諱綍鐞嗙敱錛屽紑濮嬪嚭閿欐垨姝婚攣浜嗐?/span></p> <p><br /> <span style="font-size: 12pt"><span style="color: #0000ff"><span style="font-size: 12pt">鐩戞帶宸ュ叿錛?/span></span><br /> WebLogic Server鐨勬帶鍒跺彴<br /> cpu<br /> 鍐呭瓨<br /> JDBC<br /> 杈呭姪鐨勫伐鍏?br /> Jprobe<br /> Optimizit<br /> Vtune<br /> TowerJ Performance</span></p> <img src ="http://www.tkk7.com/tfzhu/aggbug/327084.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.tkk7.com/tfzhu/" target="_blank">鏂偣</a> 2010-07-25 17:02 <a href="http://www.tkk7.com/tfzhu/archive/2010/07/25/327084.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>WebLogic 綆浠?/title><link>http://www.tkk7.com/tfzhu/archive/2010/07/25/327080.html</link><dc:creator>鏂偣</dc:creator><author>鏂偣</author><pubDate>Sun, 25 Jul 2010 08:03:00 GMT</pubDate><guid>http://www.tkk7.com/tfzhu/archive/2010/07/25/327080.html</guid><wfw:comment>http://www.tkk7.com/tfzhu/comments/327080.html</wfw:comment><comments>http://www.tkk7.com/tfzhu/archive/2010/07/25/327080.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.tkk7.com/tfzhu/comments/commentRss/327080.html</wfw:commentRss><trackback:ping>http://www.tkk7.com/tfzhu/services/trackbacks/327080.html</trackback:ping><description><![CDATA[<p><span style="font-size: 12pt"><span style="color: #0000ff"><span style="font-size: 12pt">WebLogic Server 10鐨勪笅杞藉湴鍧錛?br /> http://www.oracle.com/technology/software/products/ias/htdocs/wls_main.html</span></span></span></p> <p><span style="font-size: 12pt"><span style="color: #0000ff"><span style="font-size: 12pt">1銆佸煙錛圖omains錛?/span></span><br /> 鍩熸槸綆$悊鐨勫崟鍏冩垨杈圭晫錛?br /> 浣滀負涓涓崟鍏冩潵綆$悊鐨勶紝騫剁浉浜掑叧鑱旂殑涓緇刉eblogic 鏈嶅姟鍣ㄨ祫婧愯縐頒負鍩燂紱<br /> 鍩熺敱鍗曚竴鐨勭鐞嗘湇鍔″櫒鏉ョ鐞嗐?/span></p> <p><span style="font-size: 12pt"><span style="color: #0000ff"><span style="font-size: 12pt">2銆佹満鍣紙Machines錛?/span></span><br /> 鍙互瀵瑰簲鍒版湇鍔″櫒鎵鍦ㄧ殑鐗╃悊紜歡錛?br /> 鍙互鏄疷nix鎴杗on-Unix綾誨瀷錛?br /> 鍙互鐢ㄦ潵榪滅▼綆$悊鍜岀洃鎺э紱</span></p> <p><span style="font-size: 12pt"><span style="color: #0000ff"><span style="font-size: 12pt">3銆佹湇鍔″櫒錛圫ervers錛?/span></span><br /> 鏈嶅姟鍣ㄦ槸鎵ц鍦ㄥ崟涓Java铏氭嫙鏈?錛圝VM錛変腑weblogic.Server綾葷殑瀹炰緥銆?<br /> 鏈嶅姟鍣細鏈澶氬拰涓涓猈LS鏈哄櫒鍏寵仈錛涘崰鐢ㄤ竴瀹氭暟閲忕殑RAM 錛涙槸澶氱嚎紼嬬殑銆?br /> </span><br /> <span style="font-size: 12pt"><span style="color: #0000ff"><span style="font-size: 12pt">4銆佺鐞嗘湇鍔″櫒(Administration server)</span></span><br /> 瀵規暣涓煙鐨勯泦涓帶鍒?br /> XML閰嶇疆瀛樺偍搴撶殑淇濆瓨鑰?br /> 鏃ュ織淇℃伅鐨勯泦涓繚瀛?/span></p> <p><span style="font-size: 12pt"><span style="color: #0000ff"><span style="font-size: 12pt">5銆佽綆$悊鏈嶅姟鍣?Managed Server) <br /> </span></span>WebLogicServer鐨勪竴涓疄渚嬶紱<br /> 浠庣鐞嗘湇鍔″櫒榪滅▼鍔犺澆閰嶇疆淇℃伅‘錛?br /> 鍙互鏄篃鍙互涓嶆槸闆嗙兢鐨勪竴閮ㄥ垎銆?br /> </span><br /> <span style="font-size: 12pt"><span style="color: #0000ff"><span style="font-size: 12pt">6銆侀泦緹?錛圕lustering錛?br /> </span></span>WebLogic闆嗙兢鎶鏈寚閫氳繃涓緇勬湇鍔″櫒鍏卞悓 宸ヤ綔錛屽湪澶氬彴鏈哄櫒闂村鍒跺簲鐢ㄨ〃紺哄眰鍜屽簲鐢ㄩ昏緫灞傜殑鑳藉姏錛?/span><span style="font-size: 12pt">瀹炵幇鍏抽敭涓氬姟緋葷粺鐨勮礋杞藉垎甯冿紝娑堥櫎涓埆鏁呴殰鐐癸紱闆嗙兢鐢ㄦ潵瀹炵幇璐熻澆鍧囪 鍜屽閿欍?/span></p> <img src ="http://www.tkk7.com/tfzhu/aggbug/327080.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.tkk7.com/tfzhu/" target="_blank">鏂偣</a> 2010-07-25 16:03 <a href="http://www.tkk7.com/tfzhu/archive/2010/07/25/327080.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>J2EE鎶鏈強鐩稿叧鏈嶅姟鍣ㄤ粙緇?/title><link>http://www.tkk7.com/tfzhu/archive/2010/07/25/327079.html</link><dc:creator>鏂偣</dc:creator><author>鏂偣</author><pubDate>Sun, 25 Jul 2010 07:50:00 GMT</pubDate><guid>http://www.tkk7.com/tfzhu/archive/2010/07/25/327079.html</guid><wfw:comment>http://www.tkk7.com/tfzhu/comments/327079.html</wfw:comment><comments>http://www.tkk7.com/tfzhu/archive/2010/07/25/327079.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.tkk7.com/tfzhu/comments/commentRss/327079.html</wfw:commentRss><trackback:ping>http://www.tkk7.com/tfzhu/services/trackbacks/327079.html</trackback:ping><description><![CDATA[<p><span style="font-size: 12pt"><span style="color: #0000ff"><span style="font-size: 12pt">1銆丣2EE搴旂敤寮鍙戠殑鏍稿績緇勪歡銆?/span></span><br /> Servlet錛?澶勭悊HTTP璇鋒眰錛屼駭鐢熷搷搴斻?br /> JSP錛欽ava Server Pages 錛屽悓Servlet銆傚叾涓寘鍚簡HTML鍜孞SP鏍囩銆丣ava浠g爜鍜屽叾浠栦俊鎭?br /> EJB錛欵JB鏈嶅姟绔粍浠舵ā鍨嬬畝鍖栦簡鍏鋒湁浜や簰鎬с佹墿灞曟у拰縐繪鎬т腑闂寸粍浠剁殑寮鍙戙侲JB涓鑸敤浜庡疄鐜扮郴緇熺殑涓氬姟閫昏緫銆?br /> </span><br /> <span style="font-size: 12pt"><span style="color: #0000ff"><span style="font-size: 12pt">2銆丣2EE鐨勭浉鍏蟲妧鏈?/span></span><br /> 鏍稿績錛歋ervlet 銆丣SP銆丒JB<br /> 鏁版嵁搴擄細JDBC<br /> 鍛藉悕鍜岀洰褰曟湇鍔★細JNDI<br /> 娑堟伅鏈嶅姟錛欽MS( Java Message Service )<br /> Email錛欽ava Mail<br /> 鍒嗗竷寮忚綆楋細RMI銆丷MI-IIOP<br /> 浜嬪姟錛欽TA錛圝ava Transaction API錛?br /> 鏁版嵁鏍煎紡鍖栵細XML銆丠TML銆乆SL<br /> 鍗忚錛歍CP/IP銆丠TTP(S)銆両IOP銆丼SL<br /> 瀹夊叏錛欽AAS<br /> <br /> </span><span style="font-size: 12pt"><span style="color: #0000ff"><span style="font-size: 12pt">3銆丣2EE鐨?灞傜粨鏋?/span></span><br /> 瀹㈡埛灞傦紙嫻忚鍣級<br /> Web灞傦紙HTML銆丼ervlet銆丣SP錛?br /> 涓氬姟灞傦紙EJB錛?br /> EIS灞傦紙鍏崇郴鏁版嵁搴擄級<br /> <br /> <span style="color: #0000ff"><span style="font-size: 12pt">4銆?/span><span style="font-size: 12pt">J2EE鐨凙pplication Server錛?/span></span></span><span style="font-size: 12pt"><br /> Tomcat<br /> BEA Weblogic<br /> IBM Websphere<br /> Oracle Application Server<br /> Sun Java System<br /> Jboss<br /> Borland AppServer <br /> Sybase Application Server<br /> HP Application Server <br /> Apusic <br /> </span><br /> <span style="font-size: 12pt"><span style="color: #0000ff"><span style="font-size: 12pt">5銆侀泦鎴愬紑鍙戝伐鍏鳳細</span></span><br /> Borland錛欽Builder<br /> Oracle 錛欽Developer<br /> Bea 錛歐ebLogic Workshop<br /> IBM錛歐ebsphere Studio<br /> Sun錛歂etBeans <br /> MyEclipse<br /> </span><br /> <span style="font-size: 12pt">鍦ㄥ皬鍨嬬殑搴旂敤緋葷粺鎴栬呮湁鐗規畩闇瑕佺殑緋葷粺涓紝鍙互浣跨敤涓涓厤璐圭殑Web鏈嶅姟鍣═omcat錛岃鏈嶅姟鍣ㄦ敮鎸佸叏閮↗SP浠ュ強Servlet瑙勮寖錛屼絾鏄洰鍓嶈繕涓嶆敮鎸丒JB銆?br /> </span><br /> <span style="font-size: 12pt">鍦↗ava鐩稿叧鐨勫紑鍙戦鍩熶腑錛屽父鐢ㄧ殑鏄?縐嶆暟鎹簱錛歄racle銆丏B2鍜孧ySQL銆傛湁鏃跺欎篃浣跨敤寰蔣鍏徃鐨凷QL Server鏁版嵁搴撴湇鍔″櫒 銆?/span></p> <img src ="http://www.tkk7.com/tfzhu/aggbug/327079.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.tkk7.com/tfzhu/" target="_blank">鏂偣</a> 2010-07-25 15:50 <a href="http://www.tkk7.com/tfzhu/archive/2010/07/25/327079.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> 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