ESP主题的文章列表，还有ESP的技术要点_第1页

esp8266和esp32区别是什么

以下是关于ESP8266和ESP32的主要区别：处理器和架构：ESP8266 ：使用一个TensilicaL10680MHz的处理器，属于Xtensa架构。ESP32 ：使用两个Xtensa®32-bitLX6 CPU，主频可达240MHz，具有更强大的处理能力。内存&...

开发笔记 ·2024-08-19

ORA-55366: unknown namespace prefix “string”

文档解释ORA-55366:unknownnamespaceprefix“string”Cause:AnattemptwasmadetomakeuseofanundefinednamespaceprefixinOracleVirtualPrivateDatabase(VPD)metadata.A...

IT技术学习 ·2023-07-28

ORA-25100: TABLESPACE option can only be used with ALTER INDEX REBUILD

文档解释ORA-25100:TABLESPACEoptioncanonlybeusedwithALTERINDEXREBUILDCause:TheTABLESPACEoptiontoALTERINDEXwasusedwithouttheREBUILDoption.Action:UseALTERINDEXREBUILDT...

IT技术学习 ·2023-07-28

ORA-30968: invalid XPATH or NAMESPACE option for XML Index

文档解释ORA-30968:invalidXPATHorNAMESPACEoptionforXMLIndexCause:Anattemptwasmadetouseanunsupportedoption.Action:Usetheappropriateoption.ORA-30968异常消息表明，您尝试创建的XML索引的...

IT技术学习 ·2023-07-28

ORA-39907: Index string.string in tablespace string points to table string.string in tablespace string.

文档解释ORA-39907:Indexstring.stringintablespacestringpointstotablestring.stringintablespacestring.Cause:Informationalmessagetodescribeafailureduringtransportableco...

IT技术学习 ·2023-07-28

ORA-48494: ADR home is not set, the corresponding operation cannot be done

文档解释ORA-48494:ADRhomeisnotset,thecorrespondingoperationcannotbedoneCause:TheadrhomeisnotsetinthecurrentadrcisessionAction:Settheadrhomeusingtheadrcicommand̶...

IT技术学习 ·2023-07-28

ORA-28274: No ORACLE password attribute corresponding to user nickname exists.

文档解释ORA-28274:NoORACLEpasswordattributecorrespondingtousernicknameexists.Cause:LDAPuserentrycorrespondingtousernicknamedoesnothaveaORACLEpasswordattributeorthea...

IT技术学习 ·2023-07-28

ORA-24940: invalid combination of string namespace, string presentation and string receive protocol

文档解释ORA-24940:invalidcombinationofstringnamespace,stringpresentationandstringreceiveprotocolCause:Aninvalidcombinationofnamespace,presentationandreceiveprotocol...

IT技术学习 ·2023-07-28

ORA-39172: Cannot remap transportable tablespace names with compatibility of string.

文档解释ORA-39172:Cannotremaptransportabletablespacenameswithcompatibilityofstring.Cause:Theuserattemptedtoremapatablespacenameinatransportabletablespacejobwhenthec...

IT技术学习 ·2023-07-28

ORA-46057: Namespace already exists

文档解释ORA-46057:NamespacealreadyexistsCause:Thespecifiedextensiblesecurityapplicationnamespacewasalreadyinexistence.Action:Executethefunctionorprocedurewithadiffe...

IT技术学习 ·2023-07-28

ORA-39923: Default Composite Partition (Table) Tablespace string for string not contained in transportable set.

文档解释ORA-39923:DefaultCompositePartition(Table)Tablespacestringforstringnotcontainedintransportableset.Cause:Informationalmessagetodescribeafailureduringtranspor...

IT技术学习 ·2023-07-28

ORA-30046: Undo tablespace string not found in control file.

文档解释ORA-30046:Undotablespacestringnotfoundincontrolfile.Cause:Thespecifiedundotablespaceisnotpresentinthecontrolfile.Action:ModifytheCREATECONTROLFILEstatementt...

IT技术学习 ·2023-07-28

ORA-19721: Cannot find datafile with absolute file number string in tablespace string

文档解释ORA-19721:CannotfinddatafilewithabsolutefilenumberstringintablespacestringCause:CannotfindoneofthedatafilethatshouldbeinthePluggableSet.Action:Makesureallda...

IT技术学习 ·2023-07-28

ORA-46054: Invalid Namespace specified

文档解释ORA-46054:InvalidNamespacespecifiedCause:Aninvalidextensiblesecurityapplicationnamespacewasspecified.Action:Checkthenamespaceandexecutethefunctionorprocedur...

IT技术学习 ·2023-07-28

ORA-30045: No undo tablespace name specified

文档解释ORA-30045:NoundotablespacenamespecifiedCause:IfCreateDatabasehasthedatafileclause,thenundotablespacenamehastobespecified,unlessusingOMF.Action:Specifytheund...

IT技术学习 ·2023-07-28