]]>DB2甯歌鍛戒護(hù)http://www.tkk7.com/zqbchina/archive/2008/09/19/229946.html蹇?jī)鐮?/dc:creator>蹇?jī)鐮?/author>Fri, 19 Sep 2008 07:07:00 GMThttp://www.tkk7.com/zqbchina/archive/2008/09/19/229946.htmlhttp://www.tkk7.com/zqbchina/comments/229946.htmlhttp://www.tkk7.com/zqbchina/archive/2008/09/19/229946.html#Feedback0http://www.tkk7.com/zqbchina/comments/commentRss/229946.htmlhttp://www.tkk7.com/zqbchina/services/trackbacks/229946.html2. 鍋滄瀹炰緥(db2inst1):db2stop 3. 鍒楀嚭鎵鏈夊疄渚?db2inst1):db2ilist 4. 鍒楀嚭褰撳墠瀹炰緥:db2 get instance聽(tīng) 5. 鏇存柊鏁版嵁搴撶鐞嗗櫒鍙傛暟淇℃伅:db2 update dbm cfg using para_name para_value 6. 鍒涘緩鏁版嵁搴?db2 create db test 7. 瀵熺湅鏁版嵁搴撻厤緗弬鏁頒俊鎭痙b2 get db cfg for test|more 8. 鏇存柊鏁版嵁搴撳弬鏁伴厤緗俊鎭痙b2 update db cfg for test using para_name para_value 9. 瀵熺湅紺轟緥閰嶇疆鏂囦歡:db2 get dbm cfg|more 10.鍒犻櫎鏁版嵁搴?db2 drop db test 11.榪炴帴鏁版嵁搴揹b2 connect to test 12.鍒楀嚭鎵鏈夎〃絀洪棿鐨勮緇嗕俊鎭俤b2 list tablespaces show detail 13.鏌ヨ鏁版嵁:db2 select * from tb1 14.鏁版嵁:db2 delete from tb1 where id=1 15.鍒涘緩绱㈠紩:db2 create index idx1 on tb1(id); 16.鍒涘緩瑙嗗浘:db2 create view view1 as select id from tb1 17.鏌ヨ瑙嗗浘:db2 select * from view1 18.鑺傜偣緙栫洰db2 catalog tcpip node node_name remote server_ip server server_port 19.瀵熺湅绔彛鍙穌b2 get dbm cfg|grep SVCENAME 20.嫻嬭瘯鑺傜偣鐨勯檮鎺b2 attach to node_name 21.瀵熺湅鏈湴鑺傜偣db2 list node directory 22.鑺傜偣鍙嶇紪鐩甦b2 uncatalog node node_name 23.鏁版嵁搴撶紪鐩甦b2 catalog db db_name as db_alias at node node_name 24.瀵熺湅鏁版嵁搴撶殑緙栫洰db2 list db directory 25.榪炴帴鏁版嵁搴揹b2 connect to db_alias user user_name using user_password 26.鏁版嵁搴撳弽緙栫洰db2 uncatalog db db_alias 27.瀵煎嚭鏁版嵁db2 export to myfile of ixf messages msg select * from tb1 28.瀵煎叆鏁版嵁(ixf)聽(tīng)聽(tīng)import from myfile of ixf messages msg replace into tb1 28.瀵煎叆鏁版嵁(del) import from myfile聽(tīng)of del insert into tb1 29.瀵煎嚭鏁版嵁搴撶殑鎵鏈夎〃鏁版嵁db2move test export 30.鐢熸垚鏁版嵁搴撶殑瀹氫箟db2look -d db_alias -a -e -m -l -x -f -o db2look.sql 31.鍒涘緩鏁版嵁搴揹b2 create db test1 32.鐢熸垚瀹氫箟db2 -tvf db2look.sql 33.瀵煎叆鏁版嵁搴撴墍鏈夌殑鏁版嵁db2move db_alias import 34.閲嶇粍媯(gè)鏌b2 reorgchk 35.閲嶇粍琛╰b1db2 reorg table tb1 36.鏇存柊緇熻淇℃伅db2 runstats on table tb1 37.澶囦喚鏁版嵁搴搕estdb2 backup db test 38.鎭㈠鏁版嵁搴搕estdb2 restore db test 39.鍒楀嚭瀹瑰櫒鐨勪俊鎭痙b2 list tablespace containers for tbs_id show detail 40.鍒涘緩琛?db2 ceate table tb1(id integer not null,name char(10)) 41.鍒楀嚭鎵鏈夎〃db2 list tables 42.鎻掑叆鏁版嵁:db2 insert into tb1 values(1,鈥檚am鈥?;db2 insert into tb2 values(2,鈥檚mitty鈥?;
]]>DB2涓殑涓浜涢殢璁?/title>http://www.tkk7.com/zqbchina/archive/2008/08/20/223282.html蹇?jī)鐮?/dc:creator>蹇?jī)鐮?/author>Wed, 20 Aug 2008 08:02:00 GMThttp://www.tkk7.com/zqbchina/archive/2008/08/20/223282.htmlhttp://www.tkk7.com/zqbchina/comments/223282.htmlhttp://www.tkk7.com/zqbchina/archive/2008/08/20/223282.html#Feedback0http://www.tkk7.com/zqbchina/comments/commentRss/223282.htmlhttp://www.tkk7.com/zqbchina/services/trackbacks/223282.htmlselect a from T1 union all select null as a from T2; 鎶ラ敊,淇敼鏂規(guī)硶濡備笅: select a from T1 union all select cast(null as timestamp) as a from T2; 榪欐牱灝卞彲浠ユ妸null寮哄埗杞崲鎴恡imestamp鍨? 鍚屾牱鐨勮繕鏈? CAST(NULL as CHAR) CAST(NULL AS DATE) CAST(NULL as INTEGER) ......
2, 鍦―B2涓? 鍜孫racle涓璑VL鍑芥暟鍔熻兘鐩稿悓鐨勫嚱鏁頒負(fù) coalesce, 瀹冪殑鍔熻兘姣攐racle鍙兘榪樿濂戒竴浜?鍙互鎸囧畾鍊? Oracle涓璶vl鍑芥暟濂藉儚涓嶅彲浠ヨ繖鏍? 娌℃湁浠旂粏楠岃瘉) . 濡?銆select coalesce(a,1) from T.
]]>eclipse涓殑涓涓紪璇戦敊璇慨姝?http://www.tkk7.com/zqbchina/archive/2008/03/25/188521.html蹇?jī)鐮?/dc:creator>蹇?jī)鐮?/author>Tue, 25 Mar 2008 08:48:00 GMThttp://www.tkk7.com/zqbchina/archive/2008/03/25/188521.htmlhttp://www.tkk7.com/zqbchina/comments/188521.htmlhttp://www.tkk7.com/zqbchina/archive/2008/03/25/188521.html#Feedback0http://www.tkk7.com/zqbchina/comments/commentRss/188521.htmlhttp://www.tkk7.com/zqbchina/services/trackbacks/188521.html瑙e喅鏂規(guī)硶: 鏈鍒濇棤璁烘庢牱Clean閮戒笉鑳藉幓鎺夌紪璇戠孩鍙?鍚庢潵鍦ㄧ綉涓婃悳绱㈠埌涓涓В鍐蟲(chóng)柟娉?鍘熸枃鏄繖鏍風(fēng)殑: I found that if I remove the project and re-add it again it works (clean all and build all did not work). Strange but at least it works now ;-) 鏈漢姣旇緝鎳?瑙夊緱remove 鍚庡啀re-add澶夯鐑?, 鎴戠殑鍋氭硶鏄洿鎺ュ皢鍑洪敊鐨刾roject, close鎺?鐒跺悗鍐峯pen. 鍙戠幇緙栬瘧绔熺劧涔熷ソ浜?
璇存槑錛氬湪鍙嶇紪璇戜腑鍑虹幇浜?jiǎn)閿欒锛?xì) 聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)The class file version is 47.0 (only 45.3 and 46.0 are supported) JavaClassFileParseException: Class file version mismatch銆傜綉涓婃悳绱簡(jiǎn)涓涓嬶紝寰堝閮借鏄増鏈殑闂錛宩ad鐨勫畼鏂圭綉绔欎笂涔熻鏄増鏈殑闂錛屼絾鎴戠殑宸茬粡鏄渶鏂扮殑鐗堟湰浜?jiǎn)锛涘湪鍙嶅璇曢獙鐨勬儏鍐典笅锛尵l堜簬鍙戠幇闂鐨勮В鍐蟲(chóng)柟娉曟槸錛氬彧瑕佸湪jad.exe鐨勫綋鍓嶈礬寰勪笅鎵цjad鍛戒護(hù)灝卞彲浠ラ『鍒╁弽緙栬瘧銆傜浉淇¤繖鐐瑰閬囧埌鍚屾牱闂鐨勬湅鍙嬫湁鎵甯姪銆?br />