锘??xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>&#20122;&#27954;&#33394;&#31934;&#21697;&#118;&#114;&#19968;&#21306;&#20108;&#21306;&#19977;&#21306;&#13;&#44;&#20122;&#27954;&#20154;&#25104;&#22312;&#32447;&#25773;&#25918;&#32593;&#31449;&#23707;&#22269;&#44;&#20122;&#27954;&#31934;&#21697;&#20599;&#25293;&#35270;&#39057;&#20813;&#36153;&#35266;&#30475;</title><link>http://www.tkk7.com/smallfa/category/36107.html</link><description>涓婅繘銆佸悜涓娿�佷箰瑙傘�佸仴搴楓�佺浉淇′竴鍒囩殕鏈夊彲鑳?/description><language>zh-cn</language><lastBuildDate>Sun, 31 Oct 2010 02:56:02 GMT</lastBuildDate><pubDate>Sun, 31 Oct 2010 02:56:02 GMT</pubDate><ttl>60</ttl><item><title>Communications link failure</title><link>http://www.tkk7.com/smallfa/archive/2010/09/08/331369.html</link><dc:creator>smallfa</dc:creator><author>smallfa</author><pubDate>Wed, 08 Sep 2010 01:29:00 GMT</pubDate><guid>http://www.tkk7.com/smallfa/archive/2010/09/08/331369.html</guid><wfw:comment>http://www.tkk7.com/smallfa/comments/331369.html</wfw:comment><comments>http://www.tkk7.com/smallfa/archive/2010/09/08/331369.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.tkk7.com/smallfa/comments/commentRss/331369.html</wfw:commentRss><trackback:ping>http://www.tkk7.com/smallfa/services/trackbacks/331369.html</trackback:ping><description><![CDATA[Communications link failure錛孴he last packet successfully received from
the server was *** millisecond ago.The last packet successfully sent to
the server was *** millisecond ago銆?br />
<br />
<div   id="wyaiwgw"   class="blogstory">
<p>鏈�榪戝仛嫻嬭瘯錛屽彂鐜癕ysql 榪囦竴孌墊椂闂翠細(xì)鏃犳硶榪炴帴錛屽鑷存暟鎹簱鏁版嵁涓嶄竴鑷籌紝鏋佸叾閮侀椃銆?/p>
<p>涓嬮潰鏄漿涓�鍝ラ棬鐨?/p>
<p>浣跨敤Connector/J榪炴帴MySQL鏁版嵁搴擄紝紼嬪簭榪愯杈冮暱鏃墮棿鍚庡氨浼?xì)鎶ヤ互涓嬮敊璇Q?/p>
<p>Communications link failure錛孴he last packet successfully received
from the server was *** millisecond ago.The last packet successfully
sent to the server was ***&nbsp; millisecond ago銆?/p>
<p>鍏朵腑閿欒榪樹細(xì)鎻愮ず浣犱慨鏀箇ait_timeout鎴栨槸浣跨敤Connector/J鐨刟utoReconnect灞炴�ч伩鍏嶈閿欒銆?/p>
<p>鍚庢潵鏌ヤ簡(jiǎn)涓�浜涜祫鏂欙紝鎵嶅彂鐜伴亣鍒拌繖涓棶棰樼殑浜鴻繕鐪熶笉灝戯紝澶ч儴鍒嗛兘鏄嬌鐢ㄨ繛鎺ユ睜鏂瑰紡鏃舵墠浼?xì)鍑虹幇杩欎釜闂锛岀煭杩炴帴搴旇寰堥殤謬虹幇杩欎釜闂銆傝繖涓棶棰樼殑鍘熷洜錛?/p>
<p>MySQL鏈嶅姟鍣ㄩ粯璁ょ殑&#8220;wait_timeout&#8221;鏄?8800縐掑嵆8灝忔椂錛屾剰鍛崇潃濡傛灉涓�涓繛鎺ョ殑絀洪棽鏃墮棿瓚呰繃8涓皬鏃訛紝MySQL灝嗚嚜鍔ㄦ柇寮�璇ヨ繛鎺ワ紝鑰岃繛鎺ユ睜鍗磋涓鴻榪炴帴榪樻槸鏈夋晥鐨?鍥犱負(fù)騫舵湭鏍￠獙榪炴帴鐨勬湁鏁堟�?錛屽綋搴旂敤鐢寵浣跨敤璇ヨ繛鎺ユ椂錛屽氨浼?xì)瀵艰嚧涓婇潰鐨勬姤閿欍�?/p>
<p>1.鎸夌収閿欒鐨勬彁紺猴紝鍙互鍦↗DBC
URL涓嬌鐢╝utoReconnect灞炴�э紝瀹為檯嫻嬭瘯鏃朵嬌鐢ㄤ簡(jiǎn)autoReconnect=true&amp;
failOverReadOnly=false錛屼笉榪囧茍鏈搗浣滅敤錛屼嬌鐢ㄧ殑鏄?.1鐗堟湰錛屽彲鑳界湡鍍忕綉涓婃墍璇寸殑鍙4涔嬪墠鐨勭増鏈湁鏁堛�?/p>
<p>2.娌″姙娉曪紝鍙兘淇敼MySQL鐨勫弬鏁頒簡(jiǎn)錛寃ait_timeout鏈�澶т負(fù)31536000鍗?騫達(dá)紝鍦╩y.cnf涓姞鍏ワ細(xì)</p>
<p>[mysqld]</p>
<p>wait_timeout=31536000</p>
<p>interactive_timeout=31536000</p>
<p>閲嶅惎鐢熸晥錛岄渶瑕佸悓鏃朵慨鏀硅繖涓や釜鍙傛暟銆?/p>
<p><br />
鏈枃鏉ヨ嚜CSDN鍗氬錛岃漿杞借鏍囨槑鍑哄錛?a >http://blog.csdn.net/cau99/archive/2009/12/11/4987760.aspx</a></p>
</div>
<img src ="http://www.tkk7.com/smallfa/aggbug/331369.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.tkk7.com/smallfa/" target="_blank">smallfa</a> 2010-09-08 09:29 <a href="http://www.tkk7.com/smallfa/archive/2010/09/08/331369.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>mysql 鏃墮棿</title><link>http://www.tkk7.com/smallfa/archive/2010/08/04/327916.html</link><dc:creator>smallfa</dc:creator><author>smallfa</author><pubDate>Wed, 04 Aug 2010 03:40:00 GMT</pubDate><guid>http://www.tkk7.com/smallfa/archive/2010/08/04/327916.html</guid><wfw:comment>http://www.tkk7.com/smallfa/comments/327916.html</wfw:comment><comments>http://www.tkk7.com/smallfa/archive/2010/08/04/327916.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.tkk7.com/smallfa/comments/commentRss/327916.html</wfw:commentRss><trackback:ping>http://www.tkk7.com/smallfa/services/trackbacks/327916.html</trackback:ping><description><![CDATA[褰撴湀絎竴澶?nbsp;&nbsp; select&nbsp; timestamp(concat(year(curdate()),'-',month(curdate()),'-','1'))&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 濡?010-08-01 00:00:00<br />
褰撳墠鏃墮棿&nbsp; select now() <br />
<br />
<img src ="http://www.tkk7.com/smallfa/aggbug/327916.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.tkk7.com/smallfa/" target="_blank">smallfa</a> 2010-08-04 11:40 <a href="http://www.tkk7.com/smallfa/archive/2010/08/04/327916.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>oracle 瑙嗛鏁欑▼鍙?qiáng)瀹㈡堬L(fēng)</title><link>http://www.tkk7.com/smallfa/archive/2008/11/20/241629.html</link><dc:creator>smallfa</dc:creator><author>smallfa</author><pubDate>Thu, 20 Nov 2008 05:54:00 GMT</pubDate><guid>http://www.tkk7.com/smallfa/archive/2008/11/20/241629.html</guid><wfw:comment>http://www.tkk7.com/smallfa/comments/241629.html</wfw:comment><comments>http://www.tkk7.com/smallfa/archive/2008/11/20/241629.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.tkk7.com/smallfa/comments/commentRss/241629.html</wfw:commentRss><trackback:ping>http://www.tkk7.com/smallfa/services/trackbacks/241629.html</trackback:ping><description><![CDATA[鍏充簬鏁版嵁搴撶殑瀛︿範(fàn)錛屼釜浜烘剰瑙侊紝浠呬緵鍙傝�冿紝鏈漢涔熷湪瀛︿範(fàn)涓�?<br />
棣栧厛闇�瑕佷簡(jiǎn)瑙ｄ笅 鏁版嵁妯″瀷 鍏崇郴鏁版嵁搴?DBMS 鑼冨紡 鑷劧榪愮畻 絳夌瓑姒傚康鎬х殑涓滆タ錛屽彲浠ュ幓涔﹀簵鎴栬�呭浘涔﹂鏌ラ槄鐩稿叧涔︾睄錛屽彲浠ヤ簡(jiǎn)瑙ｄ笅錛屾病蹇呰瀹屽叏鎺屾彙錛屽綋鐒朵綘瑕佽兘鎺屾彙鐨勮瘽錛岄偅涔堝浣犵殑浠ュ悗鏄潪甯告湁甯姪鐨勩�?<br />
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鍏跺疄鐒跺悗灝辨槸SQL鏍囧噯 瀵硅薄鍏崇郴SQL 鍩烘湰鐨凷QL鏌ヨ錛屼互鍙?qiáng)鏈�鍩烘湰鐨凷ELECT/UPDATE/INSERT/DELETE璇硶錛屽悇縐嶄笉鍚岀殑鏁版嵁搴撳ぇ鍚屽皬寮傜殑銆?<br />
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鐒跺悗灝辨槸涓嶅悓鐨勬暟鎹簱錛屼笉鍚岀殑鐢ㄦ硶錛屼綘涔熷彲浠ヤ笓瀛︿竴闂紝姣斿ORACLE <br />
鎴栬�匨SSQL MYSQL INFORMIX DB2涓昏榪欏嚑縐崀 <br />
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榪欎簺鍏ラ棬浜?jiǎn)灏卞彲浠ュ涔?fàn)宓屽叆鏁版嵁搴撲簡(jiǎn)錛岃闂暟鎹簱鐨勭▼搴?<br />
浠ュ強(qiáng)鏁版嵁搴撶殑鎬ц兘浼樺寲錛屽畬鏁存�э紝瑙嗗浘錛屽畨鍏?鐩綍 澶囦喚 榪樺師絳夌瓑 <br />
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褰撶劧涓昏瀛︿範(fàn)ORACLE鐨勮瘽浣犱篃鍙互鍏堢洿鎺ユ寫鏈琌RACLE鍏ラ棬鐪嬶紝綾諱技ORACLE10G鍏ラ棬錛孫RACLE鍩虹鐨勪功錛屼笉姹傚畬鍏ㄦ噦錛岃兘鐪嬩竴鐐規(guī)槸涓�鐐癸紝瀛︿範(fàn)ORACLE鏄竴涓暱鏈熺殑榪囩▼錛屼綘鍦ㄦ噦浜?jiǎn)涓�浜涘悗錛屽啀鍘葷湅鍒殑涔︼紝浣犱細(xì)鎵懼埌寰堝鐩稿悓鐐癸紝閭ｆ椂鍊欏氨浼?xì)鏈夋亶鐒跺ぇ鎮(zhèn)熺殑鎰熻锛屼竴鐐圭偣鐪嬪氨O(jiān)K浜?jiǎn)~ <br />
鍒頒簡(jiǎn)涓�瀹氱殑紼嬪害錛屼綘灝辯煡閬撹嚜宸辨�庝箞鍘誨涔?fàn)锛岄渶瑕佹帉鎻′簺浠�涔堬紝鍍忎粈涔堟柟鍚戝彂灞曚簡(jiǎn)銆?<br />
鍙﹀鍦ㄥ涔?fàn)鐨剺q囩▼涓帹鑽愭湁鐤戦棶鐨勫氨鑷繁鍋氬疄楠屾搷浣滐紝鎴栬�呭幓鍚勫ぇ璁哄潧鍍廋SDN,CNOUG,ITPUB,CNBLOGS鏌ユ壘絳旀鎴栬�呮彁闂紝涔熷彲浠ヤ笅杞介噷闈㈢殑鍩虹鍖虹殑鏁欑▼浜?jiǎn)锛屼笉杩囧ぇ澶氭槸杈句恨Z滑鏁寸悊鍑烘潵鐨勬枃妗ｏ紝涔熷緢涓嶉敊鐨勶紝灝ゅ叾鍓嶉潰涓や釜璁哄潧浣犺兘瀛﹀埌寰堝涓滆タ鐨勶紝涓嶈繃榪樻槸鎺ㄨ崘浣犲厛瀹屾暣鐨勭湅涓�鏈叆闂ㄧ殑鍚庡啀璇達(dá)紝涓嶇鐞嗚В浜?jiǎn)鍑犳垚锛屾湁浠�涔堥棶棰樿涓嬫潵錛屼互鍚庢參鎱竴鐐圭偣瑙ｅ喅銆?<br />
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ORACLE瑙嗛鏁欑▼鐨勮瘽鏈変釜涓闄㈢殑浠�涔堢粷鐗堝煿璁暀紼媜racle 10g鐨?4騫寸殑瑙嗛錛岄潪甯鎬笉閿欙紝榪呴浄涓婃悳绱腑縐戦櫌oracle 10g鍩硅鏁欑▼灝辮兘鎼滅儲(chǔ)鍒般�?<br />
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鏁版嵁搴撳紑鍙戝伐鍏風(fēng)殑璇?鏈塗OAD錛堝鎴風(fēng)榪炴帴宸ュ叿錛夛紝POWERDESIGN錛堟暟鎹簱璁捐寤烘ā宸ュ叿錛岋級(jí), PL/SQL DESIGNER(PL/SQL寮�鍙戝伐鍏?錛屼竴鑸繖3涓氨澶熺敤浜?jiǎn)锛屽彲浠ヨ嚜宸卞幓杩呴涗h悳绱笅杞芥渶鏂扮増鏈紝鍙﹀鐨勮瘽榪樻湁涓�涓彨DBATRIN錛孍/R 浠�涔堢殑宸ュ叿錛屽緢澶氱殑錛屽叾瀹炶浜?jiǎn)ORACLE瀹㈡埛绔伐鍏峰悗錛岃嚜甯︾殑JAVA鎺у埗鍙頒篃寰堝ソ鐢ㄧ殑銆?<br />
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褰撶劧浣犳兂涓�韞磋�屽氨鐨勮瘽錛屽彲浠ョ洿鎺ュ幓緗戜笂鎵劇浉鍏崇殑ORACLE鍏ラ棬璧勬枡錛岄偅浜涢兘鏄簺鏁寸悊鍑烘潵鐨勬潯鏉★紝涓嶈繃涓嶆帹鑽愶紝鏈�濂藉鐪嬩功錛屽鍋氬疄楠屻�?/ca>
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