锘??xml version="1.0" encoding="utf-8" standalone="yes"?>久久精品国产亚洲av麻豆蜜芽 ,国产亚洲男人的天堂在线观看,亚洲AV无码无限在线观看不卡 http://www.tkk7.com/supersalor/java struts1銆乻truts2 spring hibernate freemarker ajax fckeditor Mysql MSSQL ORACLE DB2 Websphere jboss zh-cnSat, 10 May 2025 14:49:21 GMTSat, 10 May 2025 14:49:21 GMT60嫻嬭瘯http://www.tkk7.com/supersalor/archive/2016/08/29/431694.html鏉庡嘲鏉庡嘲Mon, 29 Aug 2016 08:52:00 GMThttp://www.tkk7.com/supersalor/archive/2016/08/29/431694.htmlhttp://www.tkk7.com/supersalor/comments/431694.htmlhttp://www.tkk7.com/supersalor/archive/2016/08/29/431694.html#Feedback0http://www.tkk7.com/supersalor/comments/commentRss/431694.htmlhttp://www.tkk7.com/supersalor/services/trackbacks/431694.html

鏉庡嘲 2016-08-29 16:52 鍙戣〃璇勮
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memcached and Redishttp://www.tkk7.com/supersalor/articles/394702.html鏉庡嘲鏉庡嘲Thu, 24 Jan 2013 06:44:00 GMThttp://www.tkk7.com/supersalor/articles/394702.htmlhttp://www.tkk7.com/supersalor/comments/394702.htmlhttp://www.tkk7.com/supersalor/articles/394702.html#Feedback0http://www.tkk7.com/supersalor/comments/commentRss/394702.htmlhttp://www.tkk7.com/supersalor/services/trackbacks/394702.html
memcached濂界殑鍗氭枃錛?/span>

http://www.cnblogs.com/luluping/archive/2009/01/14/1375456.html memcached娣卞害鍒嗘瀽

 Redis浣跨敤鍦烘櫙錛?/p>

1. Redis浣跨敤鏈浣蟲柟寮忔槸鍏ㄩ儴鏁版嵁in-memory銆?/p>

2. Redis鏇村鍦烘櫙鏄綔涓篗emcached鐨勬浛浠h呮潵浣跨敤銆?/p>

3. 褰撻渶瑕侀櫎key/value涔嬪鐨勬洿澶氭暟鎹被鍨嬫敮鎸佹椂錛屼嬌鐢≧edis鏇村悎閫傘?/p>

4. 褰撳瓨鍌ㄧ殑鏁版嵁涓嶈兘琚墧闄ゆ椂錛屼嬌鐢≧edis鏇村悎閫傘?/p>

 

Redis濂界殑鍗氭枃錛?/p>

1.http://www.searchtb.com/2011/05/redis-storage.html錛屾潵鑷窐瀹濇悳绱㈡妧鏈崥瀹?/p>

2. 鏉ヨ嚜InfoQ    

http://www.infoq.com/cn/articles/tq-why-choose-redis  涓轟粈涔堜嬌鐢╮edis

 http://www.infoq.com/cn/articles/tq-redis-memory-usage-optimization-storage redis鍐呭瓨浣跨敤浼樺寲鍜屽瓨鍌?/p>

http://www.infoq.com/cn/articles/tq-redis-copy-build-scalable-cluster redis澶嶅埗涓庡彲鎵╁睍闆嗙兢鎼緩



鏉庡嘲 2013-01-24 14:44 鍙戣〃璇勮
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SQL 宸﹀榪炴帴錛屽彸澶栬繛鎺ワ紝鍏ㄨ繛鎺ワ紝鍐呰繛鎺?鍥涚榪炴帴鐨勫樊寮?http://www.tkk7.com/supersalor/articles/346692.html鏉庡嘲鏉庡嘲Mon, 21 Mar 2011 09:35:00 GMThttp://www.tkk7.com/supersalor/articles/346692.htmlhttp://www.tkk7.com/supersalor/comments/346692.htmlhttp://www.tkk7.com/supersalor/articles/346692.html#Feedback0http://www.tkk7.com/supersalor/comments/commentRss/346692.htmlhttp://www.tkk7.com/supersalor/services/trackbacks/346692.html

鏉庡嘲 2011-03-21 17:35 鍙戣〃璇勮
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Debug 鎻愮ず銆怲omcat銆?杞?http://www.tkk7.com/supersalor/articles/300272.html鏉庡嘲鏉庡嘲Thu, 29 Oct 2009 14:15:00 GMThttp://www.tkk7.com/supersalor/articles/300272.htmlhttp://www.tkk7.com/supersalor/comments/300272.htmlhttp://www.tkk7.com/supersalor/articles/300272.html#Feedback0http://www.tkk7.com/supersalor/comments/commentRss/300272.htmlhttp://www.tkk7.com/supersalor/services/trackbacks/300272.htmljava.lang.NoClassDefFoundError:net/sf/cglib/proxy/CallbackFilter聽 鈥?緙哄皯cglib-2.1_3.jar

java.lang.NoClassDefFoundError:javax/transaction/TransactionManager聽 鈥?緙哄皯jta.jar

java.lang.NoClassDefFoundError: freemarker/template/Configuration聽 鈥?緙哄皯freemarker.jar

java.lang.NoClassDefFoundError: org/aspectj/weaver/reflect/ReflectionWorld$ReflectionWorldException聽 鈥?緙哄皯aspectjrt.jar;aspectjweaver.jar

java.lang.NoClassDefFoundError: org/dom4j/DocumentException聽 鈥?緙哄皯dom4j-1.6.1.jar

java.lang.NoClassDefFoundError: org/apache/commons/fileupload/FileUploadException聽 鈥?緙哄皯commons-fileupload-1.2.jar

java.lang.NoClassDefFoundError: org/apache/velocity/context/Context聽 鈥?緙哄皯velocity-1.4.jar;velocity-dep-1.4.jar;velocity-tools-1.1.jar

緇х畫鏁寸悊鈥︹?/font>



鏉庡嘲 2009-10-29 22:15 鍙戣〃璇勮
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濂戒箙娌℃洿鏂板崥瀹簡http://www.tkk7.com/supersalor/archive/2009/10/10/297728.html鏉庡嘲鏉庡嘲Sat, 10 Oct 2009 15:15:00 GMThttp://www.tkk7.com/supersalor/archive/2009/10/10/297728.htmlhttp://www.tkk7.com/supersalor/comments/297728.htmlhttp://www.tkk7.com/supersalor/archive/2009/10/10/297728.html#Feedback0http://www.tkk7.com/supersalor/comments/commentRss/297728.htmlhttp://www.tkk7.com/supersalor/services/trackbacks/297728.html闃呰鍏ㄦ枃

鏉庡嘲 2009-10-10 23:15 鍙戣〃璇勮
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Java涓昏緫涓?閫昏緫鎴?鎸変綅涓?鎸変綅鎴栫殑鍖哄垎http://www.tkk7.com/supersalor/archive/2009/08/13/291074.html鏉庡嘲鏉庡嘲Thu, 13 Aug 2009 12:38:00 GMThttp://www.tkk7.com/supersalor/archive/2009/08/13/291074.htmlhttp://www.tkk7.com/supersalor/comments/291074.htmlhttp://www.tkk7.com/supersalor/archive/2009/08/13/291074.html#Feedback0http://www.tkk7.com/supersalor/comments/commentRss/291074.htmlhttp://www.tkk7.com/supersalor/services/trackbacks/291074.html闃呰鍏ㄦ枃

鏉庡嘲 2009-08-13 20:38 鍙戣〃璇勮
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java 涓璖tring涓璼plit鐨勪嬌鐢?http://www.tkk7.com/supersalor/archive/2009/08/12/290892.html鏉庡嘲鏉庡嘲Wed, 12 Aug 2009 13:29:00 GMThttp://www.tkk7.com/supersalor/archive/2009/08/12/290892.htmlhttp://www.tkk7.com/supersalor/comments/290892.htmlhttp://www.tkk7.com/supersalor/archive/2009/08/12/290892.html#Feedback0http://www.tkk7.com/supersalor/comments/commentRss/290892.htmlhttp://www.tkk7.com/supersalor/services/trackbacks/290892.html闃呰鍏ㄦ枃

鏉庡嘲 2009-08-12 21:29 鍙戣〃璇勮
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Oracle鏁版嵁瀵煎叆/瀵煎嚭鍛戒護http://www.tkk7.com/supersalor/archive/2009/08/11/290718.html鏉庡嘲鏉庡嘲Tue, 11 Aug 2009 13:09:00 GMThttp://www.tkk7.com/supersalor/archive/2009/08/11/290718.htmlhttp://www.tkk7.com/supersalor/comments/290718.htmlhttp://www.tkk7.com/supersalor/archive/2009/08/11/290718.html#Feedback0http://www.tkk7.com/supersalor/comments/commentRss/290718.htmlhttp://www.tkk7.com/supersalor/services/trackbacks/290718.html 1銆佸崟鐙浠戒竴涓垨澶氫釜鐢ㄦ埛錛?br />D:>exp scott/tiger file=瀵煎嚭鏂囦歡
D:>exp system/manager owner=(鐢ㄦ埛1,鐢ㄦ埛2,鈥?鐢ㄦ埛n) file=瀵煎嚭鏂囦歡

2銆佸崟鐙浠戒竴涓垨澶氫釜琛細
D:>exp 鐢ㄦ埛/瀵嗙爜 tables=琛?br />D:>exp 鐢ㄦ埛/瀵嗙爜 tables=(琛?,鈥?琛?)
D:>exp system/manager tables=(鐢ㄦ埛.琛?
D:>exp system/manager tables=(鐢ㄦ埛1.琛?,鐢ㄦ埛2.琛?)

3銆佸鍏ユ寚瀹氳〃
D:>exp scott/tiger file=a.dmp
D:>imp test/test fromuser=scott tables=emp file=a.dmp
D:>imp test/test tables=dept file=a.dmp
錛堣鏄庯細濡傛灉瀵煎嚭鐢ㄦ埛娌℃湁DBA鏉冮檺錛屽垯瀵煎叆鐢ㄦ埛鍙互涓嶇敤鎸囧畾fromuser銆乼ouser鍙傛暟濡傛灉瀵煎嚭鐢ㄦ埛鎷ユ湁DBA鏉冮檺錛屽垯瀵煎叆鐢ㄦ埛涔熷繀欏繪嫢鏈塂BA鏉冮檺錛?/p>

4銆佺粰琛ㄣ佸垪鍔犳敞閲?/font>
SQL>comment on table 琛?is '琛ㄦ敞閲?;
娉ㄩ噴宸插垱寤恒?br />SQL>comment on column 琛?鍒?is '鍒楁敞閲?;
娉ㄩ噴宸插垱寤恒?br />SQL> select * from user_tab_comments where comments is not null;
SQL> select * from user_col_comments where comments is not null;

5銆佹煡鐪嬪綋鍓嶇敤鎴蜂笅鏈変粈涔堝璞★紙琛ㄣ佽鍥俱佸悓涔夎瘝銆佸揩鐓э級
SQL> select * from tab;
鏌ョ湅琛ㄧ粨鏋?br />SQL> describe 琛ㄥ悕
綆鍐欎互涓婂懡浠?br />SQL> desc 琛ㄥ悕

6銆?br />DDL銆佹暟鎹畾涔夎璦錛歝reate銆乤lter銆乨rop銆乼runcate錛堝垱寤恒佷慨鏀圭粨鏋勩佸垹闄ゃ佹埅鏂級錛堝叾浠栵細rename錛?br />DML銆佹暟鎹搷綰佃璦錛歩nsert銆乨elete銆乻elect銆乽pdate錛堝銆佸垹銆佹煡銆佹敼錛?br />DCL銆佹暟鎹帶鍒惰璦錛歡rant銆乺evoke錛堟巿鏉冦佸洖鏀訛級銆乻et role
浜嬪姟鎺у埗錛歝ommit銆乺ollback銆乻avepoint錛堝叾浠栵細lock table銆乻et constraint(s)銆乻et transaction錛?br />瀹¤鎺у埗錛歛udit銆乶oaudit
緋葷粺鎺у埗錛歛lter system
浼氳瘽鎺у埗錛歛lter session
鍏朵粬璇彞錛歝omment錛堟坊鍔犳敞閲婏級銆乪xplain plan銆乤nalyze錛堟敹闆嗙粺璁★級銆乿alidate銆乧all

7銆?br />1錛夈佹煡鐪嬪綋鍓嶆墍鏈夊璞?
SQL> select * from tab;

2錛夈佸緩涓涓拰a琛ㄧ粨鏋勪竴鏍風殑絀鴻〃
SQL> create table b as select * from a where 1=2;
SQL> create table b(b1,b2,b3) as select a1,a2,a3 from a where 1=2;

3錛夈佸療鐪嬫暟鎹簱鐨勫ぇ灝忥紝鍜岀┖闂翠嬌鐢ㄦ儏鍐?
SQL> col tablespace format a20
SQL> select b.file_id銆鏂囦歡ID,
b.tablespace_name銆琛ㄧ┖闂?
b.file_name銆鐗╃悊鏂囦歡鍚?
b.bytes銆鎬誨瓧鑺傛暟,
(b.bytes-sum(nvl(a.bytes,0)))銆宸蹭嬌鐢?
sum(nvl(a.bytes,0))銆鍓╀綑,
sum(nvl(a.bytes,0))/(b.bytes)*100銆鍓╀綑鐧懼垎姣?
from dba_free_space a,dba_data_files b
where a.file_id=b.file_id
group by b.tablespace_name,b.file_name,b.file_id,b.bytes
order by b.tablespace_name
/
dba_free_space --琛ㄧ┖闂村墿浣欑┖闂寸姸鍐?br />dba_data_files --鏁版嵁鏂囦歡絀洪棿鍗犵敤鎯呭喌

4錛夈佹煡鐪嬬幇鏈夊洖婊氭鍙婂叾鐘舵?
SQL> col segment format a30
SQL> SELECT SEGMENT_NAME,OWNER,TABLESPACE_NAME,SEGMENT_ID,FILE_ID,STATUS FROM DBA_ROLLBACK_SEGS;

5錛夈佹煡鐪嬫暟鎹枃浠舵斁緗殑璺緞
SQL> col file_name format a50
SQL> select tablespace_name,file_id,bytes/1024/1024,file_name from dba_data_files order by file_id;

6錛夈佹樉紺哄綋鍓嶈繛鎺ョ敤鎴?
SQL> show user

7錛夈佹妸SQL*Plus褰撹綆楀櫒
SQL> select 100*20 from dual;

8錛夈佽繛鎺ュ瓧絎︿覆
SQL> select 鍒?||鍒? from 琛?;
SQL> select concat(鍒?,鍒?) from 琛?;

9錛夈佹煡璇㈠綋鍓嶆棩鏈?
SQL> select to_char(sysdate,'yyyy-mm-dd,hh24:mi:ss') from dual;

10錛夈佺敤鎴烽棿澶嶅埗鏁版嵁
SQL> copy from user1 to user2 create table2 using select * from table1;

11錛夈佽鍥句腑涓嶈兘浣跨敤order by錛屼絾鍙敤group by浠f浛鏉ヨ揪鍒版帓搴忕洰鐨?
SQL> create view a as select b1,b2 from b group by b1,b2;

12錛夈侀氳繃鎺堟潈鐨勬柟寮忔潵鍒涘緩鐢ㄦ埛
SQL> grant connect,resource to test identified by test;

13錛夈佸浠?br />create table yhda_bak as select * from yhda;

14錛夈佹彁鍑虹浉鍚岀殑璁板綍
select sid,count(*) from yhda a group by sid having count(*)>1

15錛夈乻elect鐨勫嚱鏁?br />ORDER BY 鈥?鎸夌収鎸囧畾鍒楁帓搴忚繑鍥炵粨鏋滅殑瀛愬彞
DISTINCT 鈥?鍙繑鍥炵粨鏋滈泦鍚堝唴鍞竴琛岀殑鍏抽敭璇?
COUNT -- 榪斿洖鍖歸厤鏌ヨ鐨勬暟鎹鎬繪暟鏁板肩殑鍑芥暟
AVG 鈥?璇ュ嚱鏁拌繑鍥炴寚瀹氬垪鐨勫鉤鍧囧?br />SUM 鈥撹鍑芥暟鎶婃寚瀹氱殑鍒椾腑鐨勬暟瀛楀姞璧鋒潵
MIN 鈥?璇ュ嚱鏁拌繑鍥炲垪涓渶灝忕殑闈濶ULL鍊?br />MAX 鈥撹鍑芥暟榪斿洖鍒椾腑鐨勬渶澶у?br />GROUP BY 鈥?鎸夊垪姹囬泦鏌ヨ鍑芥暟緇撴灉鐨勫瓙鍙?/p>

8.Oracle鏁版嵁鐩存帴瀵煎嚭鍒版枃鏈枃浠剁殑鏂規硶
鍒╃敤Oracle涓殑Spool緙撳啿姹犳妧鏈彲浠ュ疄鐜癘racle鏁版嵁瀵煎嚭鍒版枃鏈枃浠躲?br />1)銆佸湪Oracle PL/SQL涓緭鍏ョ紦鍐插紑濮嬪懡浠わ紝騫舵寚瀹氳緭鍑虹殑鏂囦歡鍚嶏細
spool d:output.txt

2)銆佸湪鍛戒護琛屼腑闅忎究杈撳叆浣犵殑SQL鏌ヨ錛?br />select mobile from customer;
select mobile from client;
鈥︹?/p>

3)銆佸湪鍛戒護琛屼腑杈撳叆緙撳啿緇撴灉鍛戒護錛?br />spool off;
鍒欑郴緇熷皢緙撳啿姹犱腑鐨勭粨鏋滈兘杈撳嚭鍒?output.txt"鏂囦歡涓?br />浠AB閿垎闅?/p>


鏈枃鏉ヨ嚜CSDN鍗氬錛岃漿杞借鏍囨槑鍑哄錛?a >http://blog.csdn.net/camio007/archive/2007/04/20/1572536.aspx



鏉庡嘲 2009-08-11 21:09 鍙戣〃璇勮
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freemarker涓┖鍊肩殑澶氱澶勭悊鏂規硶http://www.tkk7.com/supersalor/articles/290715.html鏉庡嘲鏉庡嘲Tue, 11 Aug 2009 12:59:00 GMThttp://www.tkk7.com/supersalor/articles/290715.htmlhttp://www.tkk7.com/supersalor/comments/290715.htmlhttp://www.tkk7.com/supersalor/articles/290715.html#Feedback0http://www.tkk7.com/supersalor/comments/commentRss/290715.htmlhttp://www.tkk7.com/supersalor/services/trackbacks/290715.html1.鎸夌収freemarker鐨勮鑼冿紝鑰佽佸疄瀹炵殑鍒ゆ柇鏄惁鏈夌┖鍊鹼紝鏈夌┖鍊兼庝箞澶勭悊銆傝繖鍦ㄦ煇縐嶆椂鍊欐槸鏈夌敤鐨勩?br />鏍煎紡錛?{empty!"EmptyValue of fbysss"}
姣斿鍊間負絀烘椂錛屼綘鍙互緇欏嚭涓涓弸濂界殑璇存槑錛屼絾鏄緢澶氱殑鍙橀噺閮借榪欎箞璇存槑錛屾湭鍏嶅お楹葷儲浜嗐?

2.<#escape x as x!""></#escape>鍙互瀵規墍鏈夌殑鍙橀噺榪涜絀哄煎鐞嗭紝榪欓噷鏄叏閮ㄦ浛鎹負絀哄瓧絎︿覆銆傚綋鐒朵篃鍙互鏇挎崲涓哄叾瀹冨瓧絎︿覆銆?
濡傛灉鍏朵腑鏌愪簺鍙橀噺涓嶉渶瑕佽繖縐嶆浛鎹紝鍙互鍔犲叆<#noescape></#noescape>鏍囩銆?

3.灞炴ч厤緗柟娉曪細
閰嶇疆classic_compatible=true鍙互婊¤凍涓鑸渶瑕併傞粯璁ゆ儏鍐靛彉閲忎負null鍒欐浛鎹負絀哄瓧絎︿覆錛屽鏋滈渶瑕佽嚜瀹氫箟錛屽啓涓?{empty!"EmptyValue of fbysss"}鐨勫艦寮忓嵆鍙?

a.閫氳繃Configuration璁劇疆銆侰onfiguration cfg = new Configuration(); cfg.setClassicCompatible(true);//璁劇疆灞炴?

b.閫氳繃Eviroment璁劇疆銆?
聽聽 Environment env = template.createProcessingEnvironment(root, out);
聽聽 env.setClassicCompatible(true);

c.閫氳繃ftl璁劇疆錛氬湪ftl鍓嶅姞鍏?lt;!--#setting classic_compatible=true-->;

d.閫氳繃Spring閰嶇疆鏂囦歡璁劇疆
<bean id="freemarkerConfig"
聽聽聽 class="org.springframework.web.servlet.view.freemarker.FreeMarkerConfigurer">
聽 <property name="freemarkerSettings">
聽聽聽 <props>
聽聽聽聽聽 <prop key="classic_compatible">true</prop>
聽聽聽 </props>
聽 </property>
</bean>

e.class鐩綍涓嬫坊鍔爁reemarker.properties鏂囦歡錛氬姞鍏lassic_compatible=true
(闇瑕乻truts2鎴杝pring)



鏉庡嘲 2009-08-11 20:59 鍙戣〃璇勮
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db2閿欒http://www.tkk7.com/supersalor/articles/290714.html鏉庡嘲鏉庡嘲Tue, 11 Aug 2009 12:57:00 GMThttp://www.tkk7.com/supersalor/articles/290714.htmlhttp://www.tkk7.com/supersalor/comments/290714.htmlhttp://www.tkk7.com/supersalor/articles/290714.html#Feedback0http://www.tkk7.com/supersalor/comments/commentRss/290714.htmlhttp://www.tkk7.com/supersalor/services/trackbacks/290714.htmldb2鏁版嵁搴撴姤
DB2 Database Error: ERROR [54048] [IBM][DB2/LINUX] SQL1585N聽 A system temporary table space with sufficient page size does not exist.聽 SQLSTATE=54048

瑙e喅鍘熷洜鏄細db2 涓存椂琛?鐨勭┖闂村お灝忎簡錛?2K



鏉庡嘲 2009-08-11 20:57 鍙戣〃璇勮
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