锘??xml version="1.0" encoding="utf-8" standalone="yes"?>亚洲成熟丰满熟妇高潮XXXXX,亚洲成a人片在线观看播放,亚洲αv久久久噜噜噜噜噜http://www.tkk7.com/longturi/category/53893.html鏈崥涓嶅師鍒涳紝杞笘鑷繁鎰熷叴瓚i偅浜涗簨浜虹墿錛屼粈涔堝叆鐪艱創浠涔?闅忓績鎵嬈層?/description>zh-cnWed, 26 Nov 2014 23:22:43 GMTWed, 26 Nov 2014 23:22:43 GMT60Linux涓嬫煡鐪嬫枃浠跺拰鏂囦歡澶瑰ぇ灝?/title><link>http://www.tkk7.com/longturi/archive/2014/03/18/411181.html</link><dc:creator>ZT鏂囪悆</dc:creator><author>ZT鏂囪悆</author><pubDate>Tue, 18 Mar 2014 09:48:00 GMT</pubDate><guid>http://www.tkk7.com/longturi/archive/2014/03/18/411181.html</guid><wfw:comment>http://www.tkk7.com/longturi/comments/411181.html</wfw:comment><comments>http://www.tkk7.com/longturi/archive/2014/03/18/411181.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.tkk7.com/longturi/comments/commentRss/411181.html</wfw:commentRss><trackback:ping>http://www.tkk7.com/longturi/services/trackbacks/411181.html</trackback:ping><description><![CDATA[<div><p><div>http://www.cnblogs.com/benio/archive/2010/10/13/1849946.html</div><br /></p><p><br /></p><p>褰撶鐩樺ぇ灝忚秴榪囨爣鍑嗘椂浼氭湁鎶ヨ鎻愮ず錛岃繖鏃跺鏋滄帉鎻f鍜宒u鍛戒護鏄潪甯告槑鏅虹殑閫夋嫨銆?</p> <p>    df鍙互鏌ョ湅涓綰ф枃浠跺す澶у皬銆佷嬌鐢ㄦ瘮渚嬨佹。妗堢郴緇熷強鍏舵寕鍏ョ偣錛屼絾瀵規枃浠跺嵈鏃犺兘涓哄姏銆?br />    du鍙互鏌ョ湅鏂囦歡鍙婃枃浠跺す鐨勫ぇ灝忋?/p> <p>    涓よ呴厤鍚堜嬌鐢紝闈炲父鏈夋晥銆傛瘮濡傜敤df鏌ョ湅鍝釜涓綰х洰褰曡繃澶э紝鐒跺悗鐢╠f鏌ョ湅鏂囦歡澶規垨鏂囦歡鐨勫ぇ灝忥紝濡傛渚垮彲榪呴熺‘瀹氱棁緇撱?/p> <p>    涓嬮潰鍒嗗埆綆瑕佷粙緇?/p> <p>    <strong>df鍛戒護鍙互鏄劇ず鐩墠鎵鏈夋枃浠剁郴緇熺殑鍙敤絀洪棿鍙婁嬌鐢ㄦ儏褰?/strong>錛岃鐪嬩笅鍒楄繖涓緥瀛愶細</p> <p> </p> <p> </p><table style="border-bottom: #cccccc 1px dotted; border-left: #cccccc 1px dotted; table-layout: fixed; border-top: #cccccc 1px dotted; border-right: #cccccc 1px dotted" align="center" border="0" cellpadding="6" cellspacing="0" width="95%"> <tbody> <tr> <td style="word-wrap: break-word" bgcolor="#fdfddf"> <p>浠ヤ笅鏄唬鐮佺墖孌碉細</p> <p>[yayug@yayu ~]$ df -h<br />Filesystem            Size  Used Avail Use% Mounted on<br />/dev/sda1             3.9G  300M  3.4G   8% /<br />/dev/sda7             100G  188M   95G   1% /data0<br />/dev/sdb1             133G   80G   47G  64% /data1<br />/dev/sda6             7.8G  218M  7.2G   3% /var<br />/dev/sda5             7.8G  166M  7.2G   3% /tmp<br />/dev/sda3             9.7G  2.5G  6.8G  27% /usr<br />tmpfs                 2.0G     0  2.0G   0% /dev/shm</p></td></tr></tbody></table> <p> </p> <p>    鍙傛暟 -h 琛ㄧず浣跨敤銆孒uman-readable銆嶇殑杈撳嚭錛屼篃灝辨槸鍦ㄦ。妗堢郴緇熷ぇ灝忎嬌鐢?GB銆丮B 絳夋槗璇葷殑鏍煎紡銆?/p> <p>    涓婇潰鐨勫懡浠よ緭鍑虹殑絎竴涓瓧孌碉紙Filesystem錛夊強鏈鍚庝竴涓瓧孌碉紙Mounted on錛夊垎鍒槸妗f緋葷粺鍙婂叾鎸傚叆鐐廣傛垜浠彲浠ョ湅鍒?/dev/sda1 榪欎釜鍒嗗壊鍖鴻鎸傚湪鏍圭洰褰曚笅銆?/p> <p>    鎺ヤ笅鏉ョ殑鍥涗釜瀛楁 Size銆乁sed銆丄vail銆佸強 Use% 鍒嗗埆鏄鍒嗗壊鍖虹殑瀹歸噺銆佸凡浣跨敤鐨勫ぇ灝忋佸墿涓嬬殑澶у皬銆佸強浣跨敤鐨勭櫨鍒嗘瘮銆? FreeBSD涓嬶紝褰撶‖鐩樺閲忓凡婊℃椂錛屾偍鍙兘浼氱湅鍒板凡浣跨敤鐨勭櫨鍒嗘瘮瓚呰繃 100%錛屽洜涓?FreeBSD 浼氱暀涓浜涚┖闂寸粰 root錛岃 root 鍦ㄦ。妗堢郴緇熸弧鏃訛紝榪樻槸鍙互鍐欎笢瑗垮埌璇ユ。妗堢郴緇熶腑錛屼互榪涜綆$悊銆?/p> <p>   <strong> du錛氭煡璇㈡枃浠舵垨鏂囦歡澶圭殑紓佺洏浣跨敤絀洪棿 </strong></p> <p>    濡傛灉褰撳墠鐩綍涓嬫枃浠跺拰鏂囦歡澶瑰緢澶氾紝浣跨敤涓嶅甫鍙傛暟du鐨勫懡浠わ紝鍙互寰幆鍒楀嚭鎵鏈夋枃浠跺拰鏂囦歡澶規墍浣跨敤鐨勭┖闂淬傝繖瀵規煡鐪嬬┒绔熸槸閭d釜鍦版柟榪囧ぇ鏄笉鍒╃殑錛屾墍浠ュ緱鎸囧畾 娣卞叆鐩綍鐨勫眰鏁幫紝鍙傛暟錛?-max-depth=錛岃繖鏄釜鏋佷負鏈夌敤鐨勫弬鏁幫紒濡備笅錛屾敞鎰忎嬌鐢?#8220;*”錛屽彲浠ュ緱鍒版枃浠剁殑浣跨敤絀洪棿澶у皬.</p> <p>    <strong>鎻愰啋</strong>錛氫竴鍚戝懡浠ゆ瘮linux澶嶆潅鐨凢reeBSD錛屽畠鐨刣u鍛戒護鎸囧畾娣卞叆鐩綍鐨勫眰鏁板嵈鏄瘮linux綆鍖栵紝涓?-d銆?/p> <p> </p> <p> </p><table style="border-bottom: #cccccc 1px dotted; border-left: #cccccc 1px dotted; table-layout: fixed; border-top: #cccccc 1px dotted; border-right: #cccccc 1px dotted" align="center" border="0" cellpadding="6" cellspacing="0" width="95%"> <tbody> <tr> <td style="word-wrap: break-word" bgcolor="#fdfddf"> <p>浠ヤ笅鏄唬鐮佺墖孌碉細</p> <p>[root@bsso yayu]# du -h --max-depth=1 work/testing<br />27M     work/testing/logs<br />35M     work/testing</p> <p>[root@bsso yayu]# du -h --max-depth=1 work/testing/*<br />8.0K    work/testing/func.php<br />27M     work/testing/logs<br />8.1M    work/testing/nohup.out<br />8.0K    work/testing/testing_c.php<br />12K     work/testing/testing_func_reg.php<br />8.0K    work/testing/testing_get.php<br />8.0K    work/testing/testing_g.php<br />8.0K    work/testing/var.php</p> <p>[root@bsso yayu]# du -h --max-depth=1 work/testing/logs/<br />27M     work/testing/logs/</p> <p>[root@bsso yayu]# du -h --max-depth=1 work/testing/logs/*<br />24K     work/testing/logs/errdate.log_show.log<br />8.0K    work/testing/logs/pertime_show.log<br />27M     work/testing/logs/show.log</p></td></tr></tbody></table> <p> </p> <p>    鍊煎緱娉ㄦ剰鐨勬槸錛岀湅瑙佷竴涓拡瀵筪u鍜宒f鍛戒護寮傚悓鐨勬枃绔狅細銆?a >du df 宸紓瀵艱嚧鏂囦歡緋葷粺璇姤瑙e喅</a>銆嬨?/p> <p>    du 緇熻鏂囦歡澶у皬鐩稿姞 <br />    df  緇熻鏁版嵁鍧椾嬌鐢ㄦ儏鍐?</p> <p>    濡傛灉鏈変竴涓繘紼嬪湪鎵撳紑涓涓ぇ鏂囦歡鐨勬椂鍊?榪欎釜澶ф枃浠剁洿鎺ヨrm 鎴栬卪v鎺夛紝鍒檇u浼氭洿鏂扮粺璁℃暟鍊鹼紝df涓嶄細鏇存柊緇熻鏁板?榪樻槸璁や負絀洪棿娌℃湁閲婃斁銆傜洿鍒拌繖涓墦寮澶ф枃浠剁殑榪涚▼琚獽ill鎺夈?/p> <p>    濡傛涓鏉ュ湪瀹氭湡鍒犻櫎 /var/spool/clientmqueue涓嬮潰鐨勬枃浠舵椂錛屽鏋滄病鏈夋潃鎺夊叾榪涚▼錛岄偅涔堢┖闂翠竴鐩存病鏈夐噴鏀俱?/p> <p>    浣跨敤涓嬮潰鐨勫懡浠ゆ潃鎺夎繘紼嬩箣鍚庯紝緋葷粺鎭㈠銆?br />    fuser -u /var/spool/clientmqueue</p> <p><a >http://www.yayu.org/look.php?id=162</a></p> <p> </p><hr /> <p> </p> <p><span style="font-size: 10pt"><strong>鏌ョ湅linux鏂囦歡鐩綍鐨勫ぇ灝忓拰鏂囦歡澶瑰寘鍚殑鏂囦歡鏁?/strong></span></p> <p>    緇熻鎬繪暟澶у皬</p> <p>    du -sh xmldb/</p> <p>    du -sm * | sort -n //緇熻褰撳墠鐩綍澶у皬 騫跺畨澶у皬 鎺掑簭</p> <p>    du -sk * | sort -n</p> <p>    du -sk * | grep guojf //鐪嬩竴涓漢鐨勫ぇ灝?/p> <p>    du -m | cut -d "/" -f 2 //鐪嬬浜屼釜/ 瀛楃鍓嶇殑鏂囧瓧</p> <p>    鏌ョ湅姝ゆ枃浠跺す鏈夊灝戞枃浠?/*/*/* 鏈夊灝戞枃浠?/p> <p>    du xmldb/</p> <p>    du xmldb/*/*/* |wc -l</p> <p>    40752</p> <p>    瑙i噴錛?/p> <p>    wc [-lmw]</p> <p>    鍙傛暟璇存槑錛?/p> <p>    -l :澶氬皯琛?/p> <p>    -m:澶氬皯瀛楃</p> <p>    -w:澶氬皯瀛?br /></p> <p> </p> <p><a >http://linux.chinaitlab.com/command/734706.html</a> </p><hr /> <p><span style="font-size: 10pt"><strong>Linux:ls浠銆丮銆丟涓哄崟浣嶆煡鐪嬫枃浠跺ぇ灝?/strong></span></p> <p><span style="font-size: 10pt">#man ls<br /><br />……<br /><br />-h, --human-readable<br /><br />                print sizes in human readable format (e.g., 1K 234M 2G)<br /><br />……<br /><br /># ls<br /><br />cuss.war    nohup.out<br /><br /># ls -l<br /><br />total 30372<br /><br />-rw-r--r--    1 root root 31051909 May 24 10:07 cuss.war<br /><br />-rw-------    1 root root          0 Mar 20 13:52 nohup.out<br /><br /># ls -lh<br /><br />total 30M<br /><br />-rw-r--r--    1 root root 30M May 24 10:07 cuss.war<br /><br />-rw-------    1 root root     0 Mar 20 13:52 nohup.out<br /><br /># ll -h<br /><br />total 30M<br /><br />-rw-r--r--    1 root root 30M May 24 10:07 cuss.war<br /><br />-rw-------    1 root root     0 Mar 20 13:52 nohup.out</span></p></div><img src ="http://www.tkk7.com/longturi/aggbug/411181.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.tkk7.com/longturi/" target="_blank">ZT鏂囪悆</a> 2014-03-18 17:48 <a href="http://www.tkk7.com/longturi/archive/2014/03/18/411181.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>scp鍛戒護鐨勭敤娉曡瑙?http://www.tkk7.com/longturi/archive/2014/01/20/409130.htmlZT鏂囪悆ZT鏂囪悆Mon, 20 Jan 2014 04:57:00 GMThttp://www.tkk7.com/longturi/archive/2014/01/20/409130.htmlhttp://www.tkk7.com/longturi/comments/409130.htmlhttp://www.tkk7.com/longturi/archive/2014/01/20/409130.html#Feedback0http://www.tkk7.com/longturi/comments/commentRss/409130.htmlhttp://www.tkk7.com/longturi/services/trackbacks/409130.html

榪欑瘒鏂囩珷涓昏鏄弬鑰冧簡http://blog.csdn.net/jiangkai_nju/article/details/7338177榪欎釜鍗氬錛岃鐪嬭緇嗙殑鍐呭鍙互鍙傝冭繖涓崥瀹㈣繘琛屽涔犵爺絀訛紝浣嗘槸鎴戣寰楀湪浠ヤ笅鐨勪竴浜涘熀鏈彲浠ユ弧瓚蟲垜浠殑鏂囦歡浼犺緭瑕佹眰浜嗐?/span>

scp鏄痩inux涓姛鑳芥渶寮哄ぇ鐨勬枃浠朵紶杈撳懡浠わ紝鍙互瀹炵幇浠庢湰鍦板埌榪滅▼浠ュ強榪滅▼鍒版湰鍦扮殑杞繪澗鏂囦歡浼犺緭鎿嶄綔銆備笅闈㈢畝鍗曠殑璁茶В涓浜涘叧浜巗cp鍛戒護鐨勬搷浣滐紝緇欐湁鐢ㄧ殑浜轟竴浜涘弬鑰冿細

棣栧厛鏄湰鍦板埌榪滅▼鐨勬搷浣滐細鎿嶄綔鐨勬牸寮忓涓?/span>

scp local_file remote_username@remote_ip:remote_folder

鎴栬?/p>

scp local_file remote_username@remote_ip:remote_file

鎴栬?/p>

scp local_file remote_ip:remote_folder

鎴栬?/p>

scp local_file remote_ip:remote_file

絎?,2涓寚瀹氫簡鐢ㄦ埛鍚嶏紝鍛戒護鎵ц鍚庨渶瑕佸啀杈撳叆瀵嗙爜錛岀1涓粎鎸囧畾浜嗚繙紼嬬殑鐩綍錛屾枃浠跺悕瀛椾笉鍙橈紝絎?涓寚瀹氫簡鏂囦歡鍚嶏紱

絎?,4涓病鏈夋寚瀹氱敤鎴峰悕錛屽懡浠ゆ墽琛屽悗闇瑕佽緭鍏ョ敤鎴峰悕鍜屽瘑鐮侊紝絎?涓粎鎸囧畾浜嗚繙紼嬬殑鐩綍錛屾枃浠跺悕瀛椾笉鍙橈紝絎?涓寚瀹氫簡鏂囦歡鍚嶏紱

* 渚嬪瓙錛?/p>

scp /home/space/music/1.mp3 root@www.cumt.edu.cn:/home/root/others/music

scp /home/space/music/1.mp3 root@www.cumt.edu.cn:/home/root/others/music/001.mp3

scp /home/space/music/1.mp3 www.cumt.edu.cn:/home/root/others/music

scp /home/space/music/1.mp3 www.cumt.edu.cn:/home/root/others/music/001.mp3

* 澶嶅埗鐩綍錛?/p>

* 鍛戒護鏍煎紡錛?/p>

scp -r local_folder remote_username@remote_ip:remote_folder

鎴栬?/p>

scp -r local_folder remote_ip:remote_folder

絎?涓寚瀹氫簡鐢ㄦ埛鍚嶏紝鍛戒護鎵ц鍚庨渶瑕佸啀杈撳叆瀵嗙爜錛?/p>

絎?涓病鏈夋寚瀹氱敤鎴峰悕錛屽懡浠ゆ墽琛屽悗闇瑕佽緭鍏ョ敤鎴峰悕鍜屽瘑鐮侊紱

* 渚嬪瓙錛?/p>

scp -r /home/space/music/ root@www.cumt.edu.cn:/home/root/others/

scp -r /home/space/music/ www.cumt.edu.cn:/home/root/others/

涓婇潰 鍛戒護 灝?鏈湴 music 鐩綍 澶嶅埗 鍒?榪滅▼ others 鐩綍涓嬶紝鍗沖鍒跺悗鏈?榪滅▼ 鏈?../others/music

2銆佹槸瀹炵幇浠庤繙紼嬪埌鏈湴鐨勬枃浠朵紶杈撴搷浣滐細

浠?榪滅▼ 澶嶅埗鍒?鏈湴錛屽彧瑕佸皢 浠?鏈湴 澶嶅埗鍒?榪滅▼ 鐨勫懡浠?鐨?鍚?涓弬鏁?璋冩崲欏哄簭 鍗沖彲錛?/p>

渚嬪錛?/p>

scp root@www.cumt.edu.cn:/home/root/others/music /home/space/music/1.mp3

scp -r www.cumt.edu.cn:/home/root/others/ /home/space/music/

鏈綆鍗曠殑搴旂敤濡備笅 :

scp 鏈湴鐢ㄦ埛鍚?@IP 鍦板潃 : 鏂囦歡鍚?1 榪滅▼鐢ㄦ埛鍚?@IP 鍦板潃 : 鏂囦歡鍚?2

[ 鏈湴鐢ㄦ埛鍚?@IP 鍦板潃 :] 鍙互涓嶈緭鍏?, 鍙兘闇瑕佽緭鍏ヨ繙紼嬬敤鎴峰悕鎵瀵瑰簲鐨勫瘑鐮?.

鍙兘鏈夌敤鐨勫嚑涓弬鏁?:

-v 鍜屽ぇ澶氭暟 linux 鍛戒護涓殑 -v 鎰忔濅竴鏍?, 鐢ㄦ潵鏄劇ず榪涘害 . 鍙互鐢ㄦ潵鏌ョ湅榪炴帴 , 璁よ瘉 , 鎴栨槸閰嶇疆閿欒 .

-C 浣胯兘鍘嬬緝閫夐」 .

-P 閫夋嫨绔彛 . 娉ㄦ剰 -p 宸茬粡琚?nbsp;rcp 浣跨敤 .

-4 寮鴻浣跨敤 IPV4 鍦板潃 .

-6 寮鴻浣跨敤 IPV6 鍦板潃 .

Linux scp鍛戒護鐨勪嬌鐢ㄦ柟娉曞簲璇ュ彲浠ユ弧瓚沖ぇ瀹跺Linux鏂囦歡鍜岀洰褰曠殑澶嶅埗浣跨敤浜嗐?/p>

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DB2 insert璇彞涓夌鏍煎紡http://www.tkk7.com/longturi/archive/2013/11/29/407034.htmlZT鏂囪悆ZT鏂囪悆Fri, 29 Nov 2013 13:22:00 GMThttp://www.tkk7.com/longturi/archive/2013/11/29/407034.htmlhttp://www.tkk7.com/longturi/comments/407034.htmlhttp://www.tkk7.com/longturi/archive/2013/11/29/407034.html#Feedback0http://www.tkk7.com/longturi/comments/commentRss/407034.htmlhttp://www.tkk7.com/longturi/services/trackbacks/407034.html

----start

    鏈夌偣SQL鍩虹鐨勪漢閮戒細鍐橧NSERT璇彞錛屽彲鏄湁寰堝ぇ涓閮ㄥ垎浜轟笉鐭ラ亾DB2鐨処NSERT璇彞鏈?strong>涓夌鏍煎紡錛屽嵆:涓嬈℃彃鍏ヤ竴琛?/strong>,涓嬈℃彃鍏ュ琛屽拰浠嶴ELECT璇彞涓彃鍏ャ?/strong>鑰冭檻涓嬮潰鐨勬儏鍐碉細

 
  1. CREATE TABLE USER  
  2. (  
  3. NAME VARCHAR(20) NOT NULL,---濮撳悕  
  4. BIRTHDAY DATE---鐢熸棩  
  5. );  

 

 

鐜板湪瑕佹眰浣犳彃鍏ヤ竴琛屾暟鎹紝鎴戜滑榪欎箞鍐欙細

 
  1. INSERT INTO USER (NAME,BIRTHDAY) VALUES ('寮犱笁','2000-1-1')錛?nbsp; 

 

 

鐜板湪瑕佹眰浣犳彃鍏ヤ笁琛屾暟鎹紝鎴戜滑榪欎箞鍐欙細

 
  1. INSERT INTO USER (NAME,BIRTHDAY) VALUES ('寮犱笁','2000-1-1')錛?nbsp; 
  2. INSERT INTO USER (NAME,BIRTHDAY) VALUES ('鏉庡洓','2000-1-1')錛?nbsp; 
  3. INSERT INTO USER (NAME,BIRTHDAY) VALUES ('鐜嬩簲','2000-1-1')錛?nbsp; 

 

 

闄ゆ涔嬪錛屾垜浠繕鍙互榪欎箞鍐欙細

 
  1. INSERT INTO USER (NAME,BIRTHDAY) VALUES  
  2. ('寮犱笁','2000-1-1')錛?nbsp; 
  3. ('鏉庡洓','2000-1-1')錛?nbsp; 
  4. ('鐜嬩簲','2000-1-1')錛?nbsp; 

 

 

閭d箞鍚庝竴縐嶅啓娉曟湁浠涔堝ソ澶勫憿錛熸湁涓ょ偣濂藉錛?/p>

1銆佹ц兘鏇村ソ銆?/strong>

2銆佺敱浜庝竴鏉¤鍙ワ紝鎵浠ュ畠浠槸涓涓鐞嗗崟鍏冿紝瑕佷箞閮芥彃鍏ワ紝瑕佷箞閮戒笉鎻掑叆銆?/strong>

 

闄ゆ涔嬪錛屾垜浠繕鍙互浠嶴ELECT涓彃鍏ワ紝鏍煎紡濡備笅錛?/p>

 
  1. INSERT INTO USER (NAME,BIRTHDAY)   
  2. SELECT <COLUMN1>,<COLUMN2> FROM <TABLE_NAME> WHERE ...  

 

 

浠ヤ笂姣旇緝綆鍗曪紝鎴戝氨涓嶄婦渚嬪瓙浜嗐?/p>

 

---鏇村鍙傝錛?/strong>DB2 SQL 綺捐悆

----澹版槑錛氳漿杞借娉ㄦ槑鍑哄銆?/strong>

----last updated on 2009.11.5

----written by ShangBo on 2009.9.24

----end



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db2 琛ㄦ坊鍔犲垹闄ゅ瓧孌? http://www.tkk7.com/longturi/archive/2013/11/29/407033.htmlZT鏂囪悆ZT鏂囪悆Fri, 29 Nov 2013 13:21:00 GMThttp://www.tkk7.com/longturi/archive/2013/11/29/407033.htmlhttp://www.tkk7.com/longturi/comments/407033.htmlhttp://www.tkk7.com/longturi/archive/2013/11/29/407033.html#Feedback0http://www.tkk7.com/longturi/comments/commentRss/407033.htmlhttp://www.tkk7.com/longturi/services/trackbacks/407033.htmlALTER TABLE TBNAME ADD COLUMN COLUMNNAME COLUMNTYPE COLUMNDEFAULTVALUE VALUE;
EG:

ALTER TABLE CIBCMS. T_TOL_CUST_VALIDADDR ADD COLUMN NVIPCORE_CFM_CNT BIGINT DEFAULT 0;

緇欒〃娣誨姞璇存槑錛?br />

COMMENT ON COLUMN CIBCMS.T_TOL_CUST_VALIDADDR.NVIPCORE_CFM_CNT IS '宸茬‘璁ら潪VIP鏍稿績瀹㈡埛鏁伴噺'


ALTER TABLE TBNAME DROPE COLUMN COLUMNNAME;

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db2鍛戒護琛屾搷浣滆〃 http://www.tkk7.com/longturi/archive/2013/11/29/407032.htmlZT鏂囪悆ZT鏂囪悆Fri, 29 Nov 2013 13:20:00 GMThttp://www.tkk7.com/longturi/archive/2013/11/29/407032.htmlhttp://www.tkk7.com/longturi/comments/407032.htmlhttp://www.tkk7.com/longturi/archive/2013/11/29/407032.html#Feedback0http://www.tkk7.com/longturi/comments/commentRss/407032.htmlhttp://www.tkk7.com/longturi/services/trackbacks/407032.html

1銆佸浣曞悜琛ㄤ腑娣誨姞瀛楁
alter table 琛ㄥ悕 add 瀛楁鍚?鏁版嵁綾誨瀷 default 榛樿鍊?
璇存槑錛氭暟鎹被鍨嬪,varchar(50)
alter table BANK_SOKECT_INFO ADD COLUMN DEPTNO  varchar(8);

2銆佸浣曞垹闄よ〃涓瓧孌?
ALTER table 琛ㄥ悕 DROP column 瀛楁鍚?

3銆丄LTER TABLE — 鏇存敼琛ㄥ睘鎬?
璇硶
ALTER TABLE table [ * ]
   ADD [ COLUMN ] column type
ALTER TABLE table [ * ]
   ALTER [ COLUMN ] column { SET DEFAULT value | DROP DEFAULT }
ALTER TABLE table [ * ]
   RENAME [ COLUMN ] column TO newcolumn
ALTER TABLE table
   RENAME TO newtable
ALTER TABLE table
   ADD table constraint definition
Inputs
table
璇曞浘鏇存敼鐨勭幇瀛樿〃鐨勫悕縐幫紟
column
鐜板瓨鎴栨柊鐨勫垪鍚嶇О錛?
type
鏂板垪鐨勭被鍨嬶紟
newcolumn
鐜板瓨鍒楃殑鏂板悕縐幫紟
newtable
琛ㄧ殑鏂板悕縐幫紟
table constraint definition
琛ㄧ殑鏂扮殑綰︽潫瀹氫箟錛?New table constraint for the table杈撳嚭
ALTER
浠庤鏇村悕鐨勫垪鎴栬〃榪斿洖鐨勪俊鎭紟
ERROR
濡傛灉涓涓垪鎴栬〃涓嶅瓨鍦ㄨ繑鍥炵殑淇℃伅錛?
鎻忚堪
ALTER TABLE 鍙樻洿涓涓幇瀛樿〃鐨勫畾涔夛紟ADD COLUMN 褰㈠紡鐢ㄤ笌 CREATE TABLE涓鏍風殑璇硶鍚戣〃涓鍔犱竴

涓柊鍒?瀛楁銆侫LTER COLUMN 褰㈠紡鍏佽浣犱粠鍒?瀛楁涓緗垨鑰呭垹闄ょ己鐪侊紙鍊鹼級銆傛敞鎰忕己鐪侊紙鍊鹼級鍙?/p>

瀵規柊鎻掑叆鐨勮鏈夋晥銆俁ENAME 瀛愬彞鍙互鍦ㄤ笉褰卞搷鐩稿叧琛ㄤ腑浠諱綍鏁版嵁鐨勬儏鍐典笅鏇存敼涓涓〃鎴栬呭垪/瀛楁鐨?/p>

鍚嶇О銆傚洜姝わ紝琛ㄦ垨鍒?瀛楁鍦ㄦ鍛戒護鎵ц鍚庝粛灝嗘槸鐩稿悓灝哄鍜岀被鍨嬨侫DD table constraint

definition 瀛愬彞鐢ㄤ笌 CREATE TABLE涓鏍風殑璇硶鍚戣〃涓鍔犱竴涓柊鐨勭害鏉熴?


4銆佸鐜板瓨鍒楁敼鍚嶏細
ALTER TABLE distributors RENAME COLUMN address TO city;
5銆佸鐜板瓨琛ㄦ敼鍚嶏細
ALTER TABLE distributors RENAME TO suppliers;
鍚戣〃涓鍔犱竴涓閿害鏉燂細
ALTER TABLE distributors ADD CONSTRAINT distfk FOREIGN KEY (address) REFERENCES

addresses(address) MATCH FULL

 

DB2鍙栧墠鍗佹潯璁板綍錛?
DB2 => select istop from news where id =370 fetch first 10 rows only  DB2

淇敼瀛楁闀垮害錛?
alter table news alter AUTHOR set data type varchar(250)

DB2 => describe table news  DB2



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DB2 insert璇彞涓夌鏍煎紡http://www.tkk7.com/longturi/archive/2013/10/10/404839.htmlZT鏂囪悆ZT鏂囪悆Thu, 10 Oct 2013 05:41:00 GMThttp://www.tkk7.com/longturi/archive/2013/10/10/404839.htmlhttp://www.tkk7.com/longturi/comments/404839.htmlhttp://www.tkk7.com/longturi/archive/2013/10/10/404839.html#Feedback1http://www.tkk7.com/longturi/comments/commentRss/404839.htmlhttp://www.tkk7.com/longturi/services/trackbacks/404839.htmlhttp://www.cnblogs.com/137913828S2/archive/2012/07/11/2585905.html

----start

    鏈夌偣SQL鍩虹鐨勪漢閮戒細鍐橧NSERT璇彞錛屽彲鏄湁寰堝ぇ涓閮ㄥ垎浜轟笉鐭ラ亾DB2鐨処NSERT璇彞鏈?strong>涓夌鏍煎紡錛屽嵆:涓嬈℃彃鍏ヤ竴琛?/strong>,涓嬈℃彃鍏ュ琛屽拰浠嶴ELECT璇彞涓彃鍏ャ?/strong>鑰冭檻涓嬮潰鐨勬儏鍐碉細

 
  1. CREATE TABLE USER  
  2. (  
  3. NAME VARCHAR(20) NOT NULL,---濮撳悕  
  4. BIRTHDAY DATE---鐢熸棩  
  5. );  

 

 

鐜板湪瑕佹眰浣犳彃鍏ヤ竴琛屾暟鎹紝鎴戜滑榪欎箞鍐欙細

 
  1. INSERT INTO USER (NAME,BIRTHDAY) VALUES ('寮犱笁','2000-1-1')錛?nbsp; 

 

 

鐜板湪瑕佹眰浣犳彃鍏ヤ笁琛屾暟鎹紝鎴戜滑榪欎箞鍐欙細

 
  1. INSERT INTO USER (NAME,BIRTHDAY) VALUES ('寮犱笁','2000-1-1')錛?nbsp; 
  2. INSERT INTO USER (NAME,BIRTHDAY) VALUES ('鏉庡洓','2000-1-1')錛?nbsp; 
  3. INSERT INTO USER (NAME,BIRTHDAY) VALUES ('鐜嬩簲','2000-1-1')錛?nbsp; 

 

 

闄ゆ涔嬪錛屾垜浠繕鍙互榪欎箞鍐欙細

 
  1. INSERT INTO USER (NAME,BIRTHDAY) VALUES  
  2. ('寮犱笁','2000-1-1')錛?nbsp; 
  3. ('鏉庡洓','2000-1-1')錛?nbsp; 
  4. ('鐜嬩簲','2000-1-1')錛?nbsp; 

 

 

閭d箞鍚庝竴縐嶅啓娉曟湁浠涔堝ソ澶勫憿錛熸湁涓ょ偣濂藉錛?/p>

1銆佹ц兘鏇村ソ銆?/strong>

2銆佺敱浜庝竴鏉¤鍙ワ紝鎵浠ュ畠浠槸涓涓鐞嗗崟鍏冿紝瑕佷箞閮芥彃鍏ワ紝瑕佷箞閮戒笉鎻掑叆銆?/strong>

 

闄ゆ涔嬪錛屾垜浠繕鍙互浠嶴ELECT涓彃鍏ワ紝鏍煎紡濡備笅錛?/p>

 
  1. INSERT INTO USER (NAME,BIRTHDAY)   
  2. SELECT <COLUMN1>,<COLUMN2> FROM <TABLE_NAME> WHERE ...  

 

 

浠ヤ笂姣旇緝綆鍗曪紝鎴戝氨涓嶄婦渚嬪瓙浜嗐?/p>

 

---鏇村鍙傝錛?/strong>DB2 SQL 綺捐悆

----澹版槑錛氳漿杞借娉ㄦ槑鍑哄銆?/strong>

----last updated on 2009.11.5

----written by ShangBo on 2009.9.24

----end



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Mysql涓璉FNULL鍜孖F鍑芥暟http://www.tkk7.com/longturi/archive/2013/09/17/404189.htmlZT鏂囪悆ZT鏂囪悆Tue, 17 Sep 2013 09:11:00 GMThttp://www.tkk7.com/longturi/archive/2013/09/17/404189.htmlhttp://www.tkk7.com/longturi/comments/404189.htmlhttp://www.tkk7.com/longturi/archive/2013/09/17/404189.html#Feedback0http://www.tkk7.com/longturi/comments/commentRss/404189.htmlhttp://www.tkk7.com/longturi/services/trackbacks/404189.html

1. IFNULL(expr1,expr2)

2. 濡傛灉expr1涓嶆槸NULL錛孖FNULL()榪斿洖expr1錛屽惁鍒欏畠榪斿洖expr2銆?IFNULL()榪斿洖涓涓暟瀛楁垨瀛楃涓插鹼紝鍙栧喅浜庡畠琚嬌鐢ㄧ殑涓婁笅鏂囩幆澧冦?/p>

3. mysql> select IFNULL(1,0);

        4. -> 1

5. mysql> select IFNULL(0,10);

        6. -> 0

7. mysql> select IFNULL(1/0,10);

        8. -> 10

9. mysql> select IFNULL(1/0,'yes');

      10. -> 'yes' 

11. IF(expr1,expr2,expr3)

12. 濡傛灉expr1鏄疶RUE(expr10涓?expr1NULL)錛岄偅涔圛F()榪斿洖expr2錛屽惁鍒欏畠榪斿洖expr3銆侷F()榪斿洖涓涓暟瀛楁垨瀛楃涓插鹼紝鍙栧喅浜庡畠琚嬌鐢ㄧ殑涓婁笅鏂囥?/p>

13. mysql> select IF(1>2,2,3);

        14. -> 3

15. mysql> select IF(1 'yes' 18. mysql> select IF(strcmp('test','test1'),'yes','no');

        16. -> 'no' 

17. expr1 浣滀負鏁存暟鍊艱璁$畻錛屽畠鎰忓懗鐫濡傛灉浣犳鍦?a target="_self">嫻嬭瘯嫻偣鎴栧瓧絎︿覆鍊鹼紝浣犲簲璇ヤ嬌鐢ㄤ竴涓瘮杈冩搷浣滄潵鍋氥?/p>

18. mysql> select IF(0.1,1,0);

        19. -> 0

20. mysql> select IF(0.10,1,0);

        21. -> 1

22. 鍦ㄤ笂闈㈢殑絎竴縐嶆儏鍐典腑錛孖F(0.1)榪斿洖0錛屽洜涓?.1琚彉鎹㈠埌鏁存暟鍊? 瀵艱嚧嫻嬭瘯IF(0)銆傝繖鍙兘涓嶆槸浣犳湡鏈涚殑銆傚湪絎簩縐嶆儏鍐典腑錛屾瘮杈冩祴璇曞師鏉ョ殑嫻偣鍊肩湅瀹冩槸鍚︽槸闈為浂錛屾瘮杈冪殑緇撴灉琚敤浣滀竴涓暣鏁般?/p>

23. CASE value WHEN [compare-value] THEN result [WHEN [compare-value] THEN result ...] [ELSE result] END

24. CASE WHEN [condition] THEN result [WHEN [condition] THEN result ...] [ELSE result] END 33. 絎竴涓増鏈繑鍥瀝esult錛屽叾涓璿alue=compare-value銆傜浜屼釜鐗堟湰涓鏋滅涓涓潯浠朵負鐪燂紝榪斿洖result銆傚鏋滄病鏈夊尮閰嶇殑 result鍊鹼紝閭d箞緇撴灉鍦‥LSE鍚庣殑result琚繑鍥炪傚鏋滄病鏈塃LSE閮ㄥ垎錛岄偅涔圢ULL琚繑鍥炪?/p>

25. mysql> SELECT CASE 1 WHEN 1 THEN "one" WHEN 2 THEN "two" ELSE "more" END;

        26. -> "one"

 27. mysql> SELECT CASE WHEN 1>0 THEN "true" ELSE "false" END;

         28. -> "true"

29. mysql> SELECT CASE BINARY "B" when "a" then 1 when "b" then 2 END;

        30. -> NULL



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