kl主题的文章列表，还有kl的技术要点_第2页

ORA-15502: cannot stop workload capture on instance string

文档解释ORA-15502:cannotstopworkloadcaptureoninstancestringCause:Giveninstanceencounteredunexpectederrorswhiletryingtostoptheworkloadcapture.Action:Checkthealertlog...

IT技术学习 ·2023-07-16

ORA-15501: cannot start workload capture on instance string

文档解释ORA-15501:cannotstartworkloadcaptureoninstancestringCause:Giveninstanceencounteredunexpectederrorswhiletryingtostarttheworkloadcapture.Action:Checkthealertl...

IT技术学习 ·2023-07-16

ORA-13519: Database id (string) exists in the workload repository

文档解释ORA-13519:Databaseid(string)existsintheworkloadrepositoryCause:TheoperationfailedbecausethespecifieddatabaseIDalreadyexistsintheWorkloadRepository.Action:ch...

IT技术学习 ·2023-07-16

ORA-15552: workload replay client cannot login to database server

文档解释ORA-15552:workloadreplayclientcannotlogintodatabaseserverCause:1)thereplayclientusedaninvalidusernameorpassword;2)thereplayuserdoesnothavetheprivilegetoswit...

IT技术学习 ·2023-07-16

ORA-15508: cannot cancel workload replay on instance string

文档解释ORA-15508:cannotcancelworkloadreplayoninstancestringCause:Giveninstanceencounteredunexpectederrorswhiletryingtocancelaworkloadreplay.Action:Checkthealertlog...

IT技术学习 ·2023-07-11

ORA-15509: workload replay has been cancelled

文档解释ORA-15509:workloadreplayhasbeencancelledCause:Workloadreplaywascancelled.Action:Restarttheworkloadreplay.ORA-15509错误是由于负载回放过程的意外中断而引起的。官方解释ORA-15509是一个警告性错误...

IT技术学习 ·2023-07-10

ORA-15559: workload replay client cannot open workload capture file

文档解释ORA-15559:workloadreplayclientcannotopenworkloadcapturefileCause:TheWorkloadReplayClientcouldnotaccessoneormoreworkloadcapturefilesfromthereplaydirectory.Ac...

IT技术学习 ·2023-07-10

ORA-15512: directory “string” does not contain a valid processed workload capture

文档解释ORA-15512:directory“string”doesnotcontainavalidprocessedworkloadcaptureCause:OneormorefilescreatedbyDBMS_WORKLOAD_REPLAY.PROCESS_CAPTUREweremiss...

IT技术学习 ·2023-07-08

ORA-15561: workload replay client cannot connect to the remapped connection with conn_id : string

文档解释ORA-15561:workloadreplayclientcannotconnecttotheremappedconnectionwithconn_id:stringCause:Thespecifiedconnectionisinvalidorthespecifiedhostisinaccessible.Ac...

IT技术学习 ·2023-07-08

ORA-15562: workload replay client cannot read the DBA_WORKLOAD_CONNECTION_MAP view

文档解释ORA-15562:workloadreplayclientcannotreadtheDBA_WORKLOAD_CONNECTION_MAPviewCause:TheDBA_WORKLOAD_CONNECTION_MAPviewdidnotexistorwasnotaccessible.Action:Re-cr...

IT技术学习 ·2023-07-08

ORA-22606: pickler image handle [string] is not well-formed

文档解释ORA-22606:picklerimagehandle[string]isnotwell-formedCause:Attempttousetheimagehandlewithoutinitializing/constructingit.Action:UseOCIPicklerImageInittoinitia...

IT技术学习 ·2023-07-08

ORA-15504: cannot start workload capture because instance string not present in RESTRICTED SESSION mode

文档解释ORA-15504:cannotstartworkloadcapturebecauseinstancestringnotpresentinRESTRICTEDSESSIONmodeCause:TheNO_RESTART_MODEoptioninDBMS_WORKLOAD_CAPTURE.START_CAPTUR...

IT技术学习 ·2023-07-08

ORA-15521: failed to create file “string” during workload processing

文档解释ORA-15521:failedtocreatefile“string”duringworkloadprocessingCause:Anattemptwasmadetocreateafileduringworkloadprocessingwithouttheproperfilepermi...

IT技术学习 ·2023-07-08

ORA-15554: cannot start workload replay client because the database server is not in PREPARE mode

文档解释ORA-15554:cannotstartworkloadreplayclientbecausethedatabaseserverisnotinPREPAREmodeCause:TheWorkloadReplayClientcouldnotconnecttothedatabaseserverbecausethe...

IT技术学习 ·2023-07-08

Python+Sklearn实现异常检测

很多应用场景都需要能够确定样本是否属于与现有的分布，或者应该被视为不同的分布。离群检测（Outlierdetection）：训练数据包含离群值，这些离群值被定义为与其他观察值相差甚远的观察值。新奇检测(Noveltydetection)：训练数据没有离群点，需要观察新的样本是否包含离群点。离群检测和新颖性检测都用于异常...

开发笔记 ·2023-02-08