DBM主题的文章列表，还有DBM的技术要点_第1页

DBM是什么意思

　　通信中的dbm(分贝毫瓦)是一个用来衡量无线电频率信号强度或功率水平的单位。它表示的是相对于1毫瓦(mW)参考功率电平的分贝值，即每毫瓦分贝。这个单位是无量纲的，实际上指定了功率比而不是功率本身。计算公式为：10×log10(功率/1mW)。例如，30dBm表示的是1瓦特的功率，因为10×l...

开发笔记·2024-04-12

ORA-29309: export dump file was generated by different version of DBMS_PITR package

文档解释ORA-29309:exportdumpfilewasgeneratedbydifferentversionofDBMS_PITRpackageCause:TheversionofDBMS_PITRisdifferentfromtheversionofthecloneddatabase.Action:Loadt...

IT技术学习·2023-07-28

ORA-16732: error executing DBMS_LOGSTDBY.SKIP procedure

文档解释ORA-16732:errorexecutingDBMS_LOGSTDBY.SKIPprocedureCause:Logicalstandbydatabasepackagemaynotbeinstalled.Action:Installlogicalstandbydatabasepackagesandreiss...

IT技术学习·2023-07-28

ORA-31214: DBMS_LDAP: PL/SQL – Invalid LDAP mod type.

文档解释ORA-31214:DBMS_LDAP:PL/SQL–InvalidLDAPmodtype.Cause:TherehasbeenanerrorintheDBMS_LDAPpopulate_mod_arrayoperation.Action:PleasechecktheLDAPmodtypethaty...

IT技术学习·2023-07-27

ORA-29472: DBMS_SQL.OPEN_CURSOR failed. security_level is outside the valid range of 0 to 2

文档解释ORA-29472:DBMS_SQL.OPEN_CURSORfailed.security_levelisoutsidethevalidrangeof0to2Cause:Aninvalidsecurity_levelvaluewasspecified.Action:Specifyavalidrangeof0to...

IT技术学习·2023-07-27

ORA-31219: DBMS_LDAP: PL/SQL – Invalid LDAP notypes.

文档解释ORA-31219:DBMS_LDAP:PL/SQL–InvalidLDAPnotypes.Cause:TherehasbeenanerrorintheDBMS_LDAPexplode_dnorexplode_rdnoperation.Action:PleasechecktheLDAPnotypes...

IT技术学习·2023-07-27

ORA-31220: DBMS_LDAP: PL/SQL – Invalid LDAP SSL wallet location.

文档解释ORA-31220:DBMS_LDAP:PL/SQL–InvalidLDAPSSLwalletlocation.Cause:TherehasbeenanerrorintheDBMS_LDAPoperation.Action:PleasechecktheLDAPsslwrlvaluethatyouus...

IT技术学习·2023-07-27

ORA-15187: Incompatible RDBMS operation [string] pushed to storage

文档解释ORA-15187:IncompatibleRDBMSoperation[string]pushedtostorageCause:RDBMStostorageversionmismatchedwithincompatibilityoperation.Action:UpgradeRDBMStomatchstora...

IT技术学习·2023-07-27

ORA-46271: Error during DBMS_AUDIT_MGMT operation; database I/O suspended

文档解释ORA-46271:ErrorduringDBMS_AUDIT_MGMToperation;databaseI/OsuspendedCause:AnI/OattemptoccurredduringDBMS_AUDIT_MGMToperationandthedatabaseI/Owassuspended.Acti...

IT技术学习·2023-07-26

ORA-15239: allocation unit size higher than string requires RDBMS compatibility string

文档解释ORA-15239:allocationunitsizehigherthanstringrequiresRDBMScompatibilitystringCause:TheallocationunitsizerequestedexceededthelimitimposedbytheRDBMScompatibili...

IT技术学习·2023-07-26

ORA-38821: unsupported DBMS_SQL Edition operation

文档解释ORA-38821:unsupportedDBMS_SQLEditionoperationCause:CouldnotbindordefineADT,VARRAY,nestedtableorREFdatatypewhenthespecifiedEditionisdifferentfromthecurrented...

IT技术学习·2023-07-26

ORA-24020: Internal error in DBMS_AQ_IMPORT_INTERNAL, string

文档解释ORA-24020:InternalerrorinDBMS_AQ_IMPORT_INTERNAL,stringCause:InternalErroroccuredinthepackageDBMS_AQ_IMPORT_INTERNAL.Action:Internalerror,callOracleSupport....

IT技术学习·2023-07-26

ORA-15201: disk string contains a valid RDBMS file

文档解释ORA-15201:diskstringcontainsavalidRDBMSfileCause:AdiskspecifiedinaCREATEDISKGROUPorALTERDISKGROUP…ADDDISKcommandappearedtocontainafilefromanexistingda...

IT技术学习·2023-07-26

ORA-31496: must use DBMS_CDC_PUBLISH.DROP_CHANGE_TABLE to drop change tables

文档解释ORA-31496:mustuseDBMS_CDC_PUBLISH.DROP_CHANGE_TABLEtodropchangetablesCause:AnattemptwasmadetousetheSQLcommandDROPTABLEforchangetables,butDROPTABLEisnotsuppo...

IT技术学习·2023-07-26

ORA-31201: DBMS_LDAP: generic error: string

文档解释ORA-31201:DBMS_LDAP:genericerror:stringCause:TherehasbeenanerrorintheDBMS_LDAPpackage.Action:PleasereporttheerrornumberanddescriptiontoOracleSupport.。ORA-31...

IT技术学习·2023-07-26