weight主题的文章列表，还有weight的技术要点_第1页

ORA-18175: FTDY0016 weights invalid

文档解释ORA-18175:FTDY0016weightsinvalidCause:Itisadynamicerrorifanimplementationthatdoesnotsupportnegativeweightsencountersaweightexpressionthatdoesnotmeettherestr...

IT技术学习·2023-07-27

ORA-40122: invalid data type for row weights column string.

文档解释ORA-40122:invaliddatatypeforrowweightscolumnstring.Cause:Rowweightscolumnwasnotassignedoneofthealloweddatatypes.Action:ChoosearowweightcolumnoftypeNUMBERorF...

IT技术学习·2023-07-26

ORA-40117: repeated target values found in weights table

文档解释ORA-40117:repeatedtargetvaluesfoundinweightstableCause:Theweightstablehadrepeatedtargetvalues.Action:Removetherepeatedtargetvaluesfromtheweightstable.ORA-40...

IT技术学习·2023-07-23

ORA-40114: weights table target values mismatched with build data

文档解释ORA-40114:weightstabletargetvaluesmismatchedwithbuilddataCause:Theentriesintheweightstabledidnotcorrespondtothetargetvaluesinthebuilddata.Action:Verifytheen...

IT技术学习·2023-07-23

ORA-46075: Already attached to a lightweight user session

文档解释ORA-46075:AlreadyattachedtoalightweightusersessionCause:Thecurrentdatabasesessionisalreadyattachedtoalightweightusersession.Action:Detachfromthecurrentlight...

IT技术学习·2023-07-18

ORA-40255: specified priors or weights table has an incorrect schema

文档解释ORA-40255:specifiedpriorsorweightstablehasanincorrectschemaCause:Thepriorsorclassweightstablewhosenameisspecifiedininthesettingsdoesnothavetheprescribedsche...

IT技术学习·2023-07-17

ORA-40026: reference class name not found in the weights table

文档解释ORA-40026:referenceclassnamenotfoundintheweightstableCause:Theprovidedreferenceclassnamedidnotcorrespondtoanyoftheentriesintheweightstable.Action:Providecon...

IT技术学习·2023-07-11

ORA-27363: invalid program for lightweight job

文档解释ORA-27363:invalidprogramforlightweightjobCause:Youtriedtocreatealightweightjobusinganinvalidprogram.Aprogramusedinalightweightjobhastobeenabled,hastobeinthe...

IT技术学习·2023-07-11

ORA-27354: attribute string cannot be set for lightweight jobs

文档解释ORA-27354:attributestringcannotbesetforlightweightjobsCause:TheCREATE_JOBScallortheJOBobjectconstructorwascalledwithanargumentthatisillegalinthecaseoflightw...

IT技术学习·2023-07-10

ORA-40120: invalid weight value in the weights table

文档解释ORA-40120:invalidweightvalueintheweightstableCause:Negativeorzeroweightvalueswerefoundintheweightstable.Action:Ensurethatweightvaluesintheweightstablearepos...

IT技术学习·2023-07-08

ORA-40115: weights table schema is incorrect

文档解释ORA-40115:weightstableschemaisincorrectCause:Theweightstabledidnothavetherequiredschema.Action:Provideaweightstablewithschema:(target_value,weight),wherethe...

IT技术学习·2023-07-08

ORA-40116: NULL values found in weights table

文档解释ORA-40116:NULLvaluesfoundinweightstableCause:TheweightstablehadNULLentries.Action:ReplaceoreliminateallNULLentriesintheweightstable.常见案例1.查询weights表，确定哪一列值为...

IT技术学习·2023-07-08

ORA-40218: Both priors table and weights table are specified

文档解释ORA-40218:BothpriorstableandweightstablearespecifiedCause:BothapriorstableandaweightstablearespecifiedforSVMmodelbuild.Action:Priorstableistheold(pre11g)mec...

IT技术学习·2023-07-08

ORA-40118: insufficient number of target values in weights table

文档解释ORA-40118:insufficientnumberoftargetvaluesinweightstableCause:Theweightstablehadlessthat2targetvalues.Action:Provideatleasttwotargetvaluesintheweightstable....

IT技术学习·2023-07-08

C#设计模式(12)——享元模式（Flyweight Pattern）

在软件开发过程，如果我们需要重复使用某个对象的时候，如果我们重复地使用new创建这个对象的话，这样我们在内存就需要多次地去申请内存空间了，这样可能会出现内存使用越来越多的情况，这样的问题是非常严重，然而享元模式可以解决这个问题，下面具体看看享元模式是如何去解决这个问题的。在前面说了，享元模式可以解决上面的问题了，在介绍...

代码星球·2021-02-15