4027主题的文章列表，还有4027的技术要点_第1页

ORA-40273: invalid model type string for Adaptive Bayes Network algorithm

文档解释ORA-40273:invalidmodeltypestringforAdaptiveBayesNetworkalgorithmCause:Thevalidvaluesfortheabns_model_typesettingsare:abns_multi_feature,abns_single_feature,...

IT技术学习 ·2023-07-27

ORA-40271: no statistically significant features were found

文档解释ORA-40271:nostatisticallysignificantfeatureswerefoundCause:Inputdatainadequateinvolumeand/orqualitytoderivestatisticallysignificantpredictorsforbuildingadat...

IT技术学习 ·2023-07-25

ORA-54027: cannot modify data-type of virtual column

文档解释ORA-54027:cannotmodifydata-typeofvirtualcolumnCause:Attemptedtochangethedata-typeofvirtualcolumnwithoutmodifyingtheunderlyingexpressionAction:changetheunder...

IT技术学习 ·2023-07-18

ORA-40272: apply rules prohibited for this model mode

文档解释ORA-40272:applyrulesprohibitedforthismodelmodeCause:AdaptiveBayesNetworkrulesareonlygeneratedforSingleFeatureABNmodelsAction:RebuildmodelinSingleFeaturemode...

IT技术学习 ·2023-07-11

ORA-14027: only one PARTITION clause may be specified

文档解释ORA-14027:onlyonePARTITIONclausemaybespecifiedCause:CREATETABLEstatementcontainedmorethanonePARTITIONclauseAction:SpecifyPARTITIONoptionatmostonce该错误提示指出针对O...

IT技术学习 ·2023-07-09

ORA-04027: self-deadlock during automatic validation for object string.string

文档解释ORA-04027:self-deadlockduringautomaticvalidationforobjectstring.stringCause:Anattemptwasmadetovalidateaninvalidatedobjectbutitfailedbecauseofaself-deadlock....

IT技术学习 ·2023-07-08

MySQL Error number: 4027; Symbol: ER_ROLE_GRANTED_TO_ITSELF; SQLSTATE: HY000

文档解释Errornumber:4027;Symbol:ER_ROLE_GRANTED_TO_ITSELF;SQLSTATE:HY000Message:Useraccount%sisdirectlyorindirectlygrantedtotherole%s.TheGRANTwouldcreatealoop错误说明：E...

IT技术学习 ·2023-07-03

MySQL Error number: MY-014027; Symbol: ER_AUTHENTICATION_OCI_DOWNLOAD_IDDP_PUBLIC_KEY; SQLSTATE: HY000

文档解释Errornumber:MY-014027;Symbol:ER_AUTHENTICATION_OCI_DOWNLOAD_IDDP_PUBLIC_KEY;SQLSTATE:HY000Message:CouldnotdownloadIDDPPublickey.Pleasecheckifsecuritytokenpr...

IT技术学习 ·2023-06-20

HDU 4027（线段树）

HDU4027题意：操作指令为0时，对区间[x,y]之间的数字进行开平方；指令为1的时候，对区间[x,y]之间的数字求和并输出；思路：线段树处理就OK了，但是64位内的数最多开8次平方就为1了（开始不信，试了试之后orz.......），所以在开平方的时候加一下限制条件使开平方操作提前结束没必要的操作就可以了，不然会超...

代码星球 ·2020-07-18