C主题的文章列表，还有C的技术要点_第3678页

ORA-02243: invalid ALTER INDEX or ALTER MATERIALIZED VIEW option

文档解释ORA-02243:invalidALTERINDEXorALTERMATERIALIZEDVIEWoptionCause:AnoptionotherthanINITRANS,MAXTRANS,orSTORAGEisspecifiedinanALTERINDEXstatementorintheUSINGINDE...

IT技术学习 ·2023-07-05

ORA-01588: must use RESETLOGS option for database open

文档解释ORA-01588:mustuseRESETLOGSoptionfordatabaseopenCause:AnearlierattempttoopenthedatabasewiththeRESETLOGSoptiondidnotcomplete,orrecoverywasdonewithacontrolfile...

IT技术学习 ·2023-07-05

ORA-01270: string operation is not allowed if STANDBY_PRESERVES_NAMES is true

文档解释ORA-01270:stringoperationisnotallowedifSTANDBY_PRESERVES_NAMESistrueCause:Anoperationthatrenamesoradds/dropsafilewasattemptedatastandbydatabaseandSTANDBY_PR...

IT技术学习 ·2023-07-05

ORA-02806: Unable to set handler for SIGALRM

文档解释ORA-02806:UnabletosethandlerforSIGALRMCause:Internalerror.Action:ContactORACLEsupport.ORA-02806:UnabletosethandlerforSIGALRM错误通常是由Oracle内部发生错误，当信号SIGALRM无法在...

IT技术学习 ·2023-07-05

ORA-02236: invalid file name

文档解释ORA-02236:invalidfilenameCause:AcharacterstringliteralwasnotusedinthefilenamelistofaLOGFILE,DATAFILE,orRENAMEclause.Action:Usecorrectsyntax.ORA-02236是Oracle...

IT技术学习 ·2023-07-05

ORA-01185: logfile group number string is invalid

文档解释ORA-01185:logfilegroupnumberstringisinvalidCause:AnALTERDATABASEADDLOGFILEcommandspecifiedalognumberforthenewlogwhichistoolarge.Action:Specifyacorrectlogfil...

IT技术学习 ·2023-07-05

ORA-00408: parameter string is set to TRUE

文档解释ORA-00408:parameterstringissettoTRUECause:Reportingtheparameterthatresultedinthecompatibilityerror.Action:Shutdownandstartupwithahighercompatibilitysetting....

IT技术学习 ·2023-07-05

ORA-01690: sort area size too small

文档解释ORA-01690:sortareasizetoosmallCause:sortareasizetoosmalltofittworecordsinmemoryAction:increasesort_area_sizeORA-01690:sortareasizetoosmall错误消息指出排序空间大小太小，尝试在...

IT技术学习 ·2023-07-05

ORA-01323: Invalid state

文档解释ORA-01323:InvalidstateCause:ALogminerroutinewascalledfromthewrongstate.Action:NoneORA-01323错误消息通常由Oracle数据库系统报告。它指出输入状态无效。可能是请求的状态不受支持，也可能是令牌不在SQL*Plus静态列表中...

IT技术学习 ·2023-07-05

ORA-01854: julian date must be between 1 and 5373484

文档解释ORA-01854:juliandatemustbebetween1and5373484Cause:AninvalidJuliandatewasentered.Action:EnteravalidJuliandatebetween1and5373484.ORA-01854是Oracle数据库中的一个错误，在使用...

IT技术学习 ·2023-07-05

ORA-01036: illegal variable name/number

文档解释ORA-01036:illegalvariablename/numberCause:UnabletofindbindcontextonusersideAction:Makesurethatthevariablebeingboundisinthesqlstatement.ORA-01036:illegalvari...

IT技术学习 ·2023-07-05

LogMiner的PL/SQL包和数据字典

LogMiner的两个PL/SQL包1、dbms_logmnr_d包，这个包只包括一个用于提取数据字典信息的过程，即dbms_logmnr_d.build()过程。2、dbms_logmnr包，它有如下三个过程：add_logfile(namevarchar2,optionsnumber)-用来添加/删除用于分析的日志...

IT技术学习 ·2023-04-15

undo表空间占用数据文件太大，重建undo 本文地址：undo表空间占用数据文件太大，重建undo

createundotablespaceundotbs2datafile'/u02/oradata/orcl/undotbs2.dbf'size1000mautoextendonmaxsize1000M;altersystemsetundo_tablespace=undotbs2 ...

开发笔记 ·2020-03-17

python检测微信好友是否删除自己

使用itchat库，循环给好友发消息，如果谁发不出去，说明他把你删除了importitchatimporttimeitchat.auto_login(hotReload=True)#热加载print('检测结果可能会引起不适。')print('检测结果请在手机上查看，此处仅显示检测信息。')print('消息被拒收为被...

开发笔记 ·2020-03-04