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Oracle® Database Online Documentation Library Master Glossary: O
11g Release 2 (11.2)

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Glossary Definitions

O-Cluster (Data Mining Concepts) 

OASIS (XML Developer's Kit Programmer's Guide) 

obfuscated (Platform Guide for Microsoft Windows) 

obfuscation (Enterprise User Security Administrator's Guide) 
    [definition #2] (Advanced Security Administrator's Guide) 

obfuscator (Enterprise User Security Administrator's Guide) 
    [definition #2] (Advanced Security Administrator's Guide) 

object class (Net Services Administrator's Guide) 
    [definition #2] (Net Services Reference) 
    [definition #3] (Enterprise User Security Administrator's Guide) 
    [definition #4] (Advanced Security Administrator's Guide) 

object column (Object-Relational Developer's Guide) 

object dependency (Streams Concepts and Administration) 

object identifier (Object-Relational Developer's Guide) 

object instance (Object-Relational Developer's Guide) 

Object Link Manager (OLM) (Real Application Clusters Administration and Deployment Guide) 
    [definition #2] (2 Day + Real Application Clusters Guide) 

object table (Object-Relational Developer's Guide) 
    [definition #2] (Concepts) 

object type (Streams Advanced Queuing User's Guide) 
    [definition #2] (Object-Relational Developer's Guide) 
    [definition #3] (Concepts) 

object-relational database management system (ORDBMS) (Concepts) 

observer (Data Guard Broker) 

obsolete backup (Backup and Recovery User's Guide) 

OC4J (XML Developer's Kit Programmer's Guide) 

OCI (Net Services Administrator's Guide) 
    [definition #2] (Streams Advanced Queuing User's Guide) 
    [definition #3] (Net Services Reference) 
    [definition #4] (Platform Guide for Microsoft Windows) 

OCR writer (Clusterware Administration and Deployment Guide) 

OCSSD (Real Application Clusters Administration and Deployment Guide) 
    [definition #2] (2 Day + Real Application Clusters Guide) 

ODBC Administrator (TimesTen In-Memory Database Operations Guide) 

ODBC data source name (TimesTen In-Memory Database Operations Guide) 

ODBC data source (TimesTen In-Memory Database Operations Guide) 

ODBC Driver Manager (TimesTen In-Memory Database Operations Guide) 

ODBC driver (TimesTen In-Memory Database Operations Guide) 

ODBC initialization file (ODBC INI) (TimesTen In-Memory Database Operations Guide) 

ODBC (TimesTen In-Memory Database Operations Guide) 

ODI (Warehouse Builder Concepts) 

OFA (Platform Guide for Microsoft Windows) 

offline normal (Backup and Recovery User's Guide) 

offset (Spatial Developer's Guide) 

offsite backup (Backup and Recovery User's Guide) 

OJMS (Streams Advanced Queuing User's Guide) 

OLAP DML (OLAP User's Guide) 

OLAP expression syntax (OLAP User's Guide) 

OLAP (Concepts) 
    [definition #2] (OLAP User's Guide) 

oldest SCN (Streams Concepts and Administration) 

OLTP (Streams Advanced Queuing User's Guide) 
    [definition #2] (Concepts) 
    [definition #3] (Data Warehousing Guide) 
    [definition #4] (OLAP User's Guide) 

OMB (Warehouse Builder Concepts) 

OMB*Plus (Warehouse Builder Concepts) 

OMU (Warehouse Builder Concepts) 

on the fly (OLAP User's Guide) 

one-class Support Vector Machine (Data Mining Concepts) 

online backup (Backup and Recovery User's Guide) 

online redo log group (Backup and Recovery User's Guide) 

online redo log member (Backup and Recovery User's Guide) 

online redo log (Concepts) 
    [definition #2] (Backup and Recovery User's Guide) 

online transaction processing (OLTP) (Data Warehousing Guide) 

Online Transaction Processing (Streams Advanced Queuing User's Guide) 

ontology (Semantic Technologies Developer's Guide) 

OO4O (Streams Advanced Queuing User's Guide) 

Open Database Connectivity (ODBC) (TimesTen In-Memory Database Operations Guide) 

Open Systems Interconnection (OSI) (Net Services Administrator's Guide) 
    [definition #2] (Net Services Reference) 

open workload (Quality of Service Management User's Guide) 

operating system authenticated connections (Client Installation Guide for Microsoft Windows) 

operating system backup and recovery (Backup and Recovery User's Guide) 

operating system backup (Backup and Recovery User's Guide) 

operator (Concepts) 
    [definition #2] (Warehouse Builder Concepts) 

OPI (Net Services Reference) 
    [definition #2] (Net Services Administrator's Guide) 

OPS$ (Installation Guide for Linux) 
    [definition #2] (Installation Guide for Microsoft Windows) 
    [definition #3] (Client Installation Guide for Microsoft Windows) 
    [definition #4] (Installation Guide for Oracle Solaris) 
    [definition #5] (Installation Guide for IBM AIX on POWER Systems (64-Bit)) 
    [definition #6] (Installation Guide for HP-UX) 

Optimal Flexible Architecture (OFA) (Services for Microsoft Transaction Server Developer's Guide for Microsoft Windows) 
    [definition #2] (COM Automation Feature Developer's Guide for Microsoft Windows) 

optimal flexible architecture (OFA) (2 Day + Real Application Clusters Guide) 

Optimal Flexible Architecture (Platform Guide for Microsoft Windows) 

optimizer mode (Performance Tuning Guide) 

optimizer (Performance Tuning Guide) 
    [definition #2] (Concepts) 

Oracle Active Data Guard option (High Availability Best Practices) 
    [definition #2] (High Availability Overview) 

Oracle Advanced Security (Net Services Administrator's Guide) 
    [definition #2] (Net Services Reference) 

Oracle Application Server (XML Developer's Kit Programmer's Guide) 

Oracle architecture (Concepts) 

Oracle ASM disk group (Concepts) 

Oracle ASM (Concepts) 

Oracle Automatic Storage Management (Oracle ASM) (Concepts) 
    [definition #2] (Clusterware Administration and Deployment Guide) 

Oracle Automatic Storage Management Cluster (Automatic Storage Management Administrator's Guide) 

Oracle Automatic Storage Management disk group (Installation Guide for Linux) 
    [definition #2] (Installation Guide for Microsoft Windows) 
    [definition #3] (Installation Guide for Oracle Solaris) 
    [definition #4] (Installation Guide for IBM AIX on POWER Systems (64-Bit)) 
    [definition #5] (Installation Guide for HP-UX) 

Oracle Automatic Storage Management instance (Installation Guide for Linux) 
    [definition #2] (Installation Guide for Microsoft Windows) 
    [definition #3] (Installation Guide for Oracle Solaris) 
    [definition #4] (Installation Guide for IBM AIX on POWER Systems (64-Bit)) 
    [definition #5] (Installation Guide for HP-UX) 

Oracle Automatic Storage Management (Installation Guide for Linux) 
    [definition #2] (Installation Guide for Microsoft Windows) 
    [definition #3] (Installation Guide for Oracle Solaris) 
    [definition #4] (Installation Guide for IBM AIX on POWER Systems (64-Bit)) 
    [definition #5] (Installation Guide for HP-UX) 

Oracle Base directory (2 Day + Real Application Clusters Guide) 

Oracle Call Interface (OCI) (Net Services Administrator's Guide) 
    [definition #2] (Services for Microsoft Transaction Server Developer's Guide for Microsoft Windows) 
    [definition #3] (Net Services Reference) 

Oracle Call Interface (Streams Advanced Queuing User's Guide) 
    [definition #2] (Platform Guide for Microsoft Windows) 

Oracle Cluster File System (OCFS) (2 Day + Real Application Clusters Guide) 

Oracle Cluster File Systems (Real Application Clusters Administration and Deployment Guide) 

Oracle Cluster Registry (OCR) (2 Day + Real Application Clusters Guide) 
    [definition #2] (Clusterware Administration and Deployment Guide) 
    [definition #3] (Real Application Clusters Administration and Deployment Guide) 

Oracle Clusterware stack (Clusterware Administration and Deployment Guide) 

Oracle Clusterware (Clusterware Administration and Deployment Guide) 
    [definition #2] (Real Application Clusters Administration and Deployment Guide) 
    [definition #3] (Concepts) 
    [definition #4] (2 Day + Real Application Clusters Guide) 

Oracle CM SDK (XML Developer's Kit Programmer's Guide) 

Oracle COM Automation Feature (COM Automation Feature Developer's Guide for Microsoft Windows) 

Oracle Connection Manager Control utility (Net Services Reference) 
    [definition #2] (Net Services Administrator's Guide) 

Oracle Connection Manager (Net Services Administrator's Guide) 
    [definition #2] (Net Services Reference) 

Oracle Content Management SDK (XML Developer's Kit Programmer's Guide) 

Oracle Context (Net Services Administrator's Guide) 
    [definition #2] (Client Installation Guide for Microsoft Windows) 
    [definition #3] (Net Services Reference) 
    [definition #4] (Enterprise User Security Administrator's Guide) 
    [definition #5] (Advanced Security Administrator's Guide) 

Oracle Data Integrator (Warehouse Builder Concepts) 

Oracle Data Provider for .NET (ODP.NET) (Services for Microsoft Transaction Server Developer's Guide for Microsoft Windows) 

Oracle Data Redaction (Advanced Security Administrator's Guide) 
    [definition #2] (Concepts) 

Oracle database method (Enterprise User Security Administrator's Guide) 

Oracle Database Resource Manager (Quality of Service Management User's Guide) 

Oracle Database schema users (TimesTen Application-Tier Database Cache User's Guide) 

Oracle Database timesten user (TimesTen Application-Tier Database Cache User's Guide) 

Oracle Database Vault (Concepts) 

Oracle Enterprise Manager Configuration Assistant (EMCA) (Real Application Clusters Administration and Deployment Guide) 

Oracle Enterprise Manager (Net Services Administrator's Guide) 
    [definition #2] (Concepts) 
    [definition #3] (Net Services Reference) 

Oracle Fail Safe (Services for Microsoft Transaction Server Developer's Guide for Microsoft Windows) 

Oracle Flashback Database (Backup and Recovery User's Guide) 

Oracle Flashback Technology (Backup and Recovery User's Guide) 

Oracle Grid Infrastructure for a cluster (Quality of Service Management User's Guide) 

Oracle Grid Infrastructure (Real Application Clusters Administration and Deployment Guide) 

Oracle Grid Naming Service Daemon (GNSD) (Real Application Clusters Administration and Deployment Guide) 

Oracle High Availability Services Daemon (OHASD) (Real Application Clusters Administration and Deployment Guide) 

Oracle Home directory (2 Day + Real Application Clusters Guide) 

Oracle home (Concepts) 
    [definition #2] (Installation Guide for Linux) 
    [definition #3] (Installation Guide for Microsoft Windows) 
    [definition #4] (Installation Guide for Oracle Solaris) 
    [definition #5] (Installation Guide for IBM AIX on POWER Systems (64-Bit)) 
    [definition #6] (Installation Guide for HP-UX) 
    [definition #7] (Client Installation Guide for Microsoft Windows) 

Oracle Identity Management (Net Services Administrator's Guide) 
    [definition #2] (Net Services Reference) 

Oracle Interface Configuration Tool (OIFCFG) (Real Application Clusters Administration and Deployment Guide) 
    [definition #2] (2 Day + Real Application Clusters Guide) 

Oracle interMedia (Multimedia DICOM Developer's Guide) 
    [definition #2] (Multimedia User's Guide) 

Oracle Internet Directory (Net Services Administrator's Guide) 
    [definition #2] (Platform Guide for Microsoft Windows) 
    [definition #3] (Net Services Reference) 

Oracle Inventory directory (2 Day + Real Application Clusters Guide) 

Oracle Java Message Service (Streams Advanced Queuing User's Guide) 

Oracle Locale Builder (Globalization Support Guide) 

Oracle managed file (Backup and Recovery User's Guide) 

Oracle Managed Files (OMF) (Backup and Recovery User's Guide) 

Oracle Managed Files (Real Application Clusters Administration and Deployment Guide) 

Oracle MTS Recovery Service (Services for Microsoft Transaction Server Developer's Guide for Microsoft Windows) 

Oracle Net Configuration Assistant (Net Services Administrator's Guide) 
    [definition #2] (Net Services Reference) 

Oracle Net Firewall Proxy (Net Services Administrator's Guide) 
    [definition #2] (Net Services Reference) 

Oracle Net foundation layer (Installation Guide for Linux) 
    [definition #2] (Installation Guide for Microsoft Windows) 
    [definition #3] (Client Installation Guide for Microsoft Windows) 
    [definition #4] (Installation Guide for Oracle Solaris) 
    [definition #5] (Installation Guide for IBM AIX on POWER Systems (64-Bit)) 
    [definition #6] (Installation Guide for HP-UX) 
    [definition #7] (Net Services Administrator's Guide) 
    [definition #8] (Net Services Reference) 

Oracle Net Listener (Net Services Administrator's Guide) 

Oracle Net listener (Net Services Reference) 

Oracle Net Listener (Concepts) 

Oracle Net Manager (Net Services Administrator's Guide) 
    [definition #2] (Net Services Reference) 

Oracle Net Services (Net Services Administrator's Guide) 
    [definition #2] (Net Services Reference) 
    [definition #3] (Platform Guide for Microsoft Windows) 
    [definition #4] (Data Provider for .NET Developer's Guide) 
    [definition #5] (Extensions for .NET Developer's Guide for Microsoft Windows) 
    [definition #6] (Concepts) 
    [definition #7] (Provider for OLE DB Developer's Guide for Microsoft Windows) 
    [definition #8] (Enterprise User Security Administrator's Guide) 
    [definition #9] (Advanced Security Administrator's Guide) 

Oracle Net (Net Services Administrator's Guide) 
    [definition #2] (Net Services Reference) 
    [definition #3] (Platform Guide for Microsoft Windows) 
    [definition #4] (Concepts) 
    [definition #5] (COM Automation Feature Developer's Guide for Microsoft Windows) 

Oracle Notification Service (Real Application Clusters Administration and Deployment Guide) 

Oracle Notification Services (ONS) (2 Day + Real Application Clusters Guide) 

Oracle Objects for OLE (OO4O) (Services for Microsoft Transaction Server Developer's Guide for Microsoft Windows) 

Oracle Objects for OLE (Streams Advanced Queuing User's Guide) 

Oracle Open Database Connectivity (ODBC) Driver (Services for Microsoft Transaction Server Developer's Guide for Microsoft Windows) 

Oracle PKI certificate usages (Enterprise User Security Administrator's Guide) 
    [definition #2] (Advanced Security Administrator's Guide) 

Oracle PKI (Platform Guide for Microsoft Windows) 

Oracle process (Concepts) 

Oracle Program Interface (OPI) (Net Services Administrator's Guide) 
    [definition #2] (Net Services Reference) 

Oracle protocol support (Net Services Administrator's Guide) 
    [definition #2] (Net Services Reference) 

Oracle Protocol Support (Platform Guide for Microsoft Windows) 

Oracle Provider for OLE DB (Services for Microsoft Transaction Server Developer's Guide for Microsoft Windows) 

Oracle RAC (Concepts) 

Oracle Rdb (Net Services Reference) 
    [definition #2] (Net Services Administrator's Guide) 

Oracle Real Application Clusters (Oracle RAC) (Net Services Administrator's Guide) 

Oracle Real Application Clusters (Concepts) 
    [definition #2] (Net Services Reference) 

Oracle schema (Net Services Reference) 
    [definition #2] (Net Services Administrator's Guide) 
    [definition #3] (Client Installation Guide for Microsoft Windows) 
    [definition #4] (Installation Guide for Microsoft Windows) 
    [definition #5] (Installation Guide for IBM AIX on POWER Systems (64-Bit)) 
    [definition #6] (Installation Guide for Oracle Solaris) 
    [definition #7] (Installation Guide for HP-UX) 
    [definition #8] (Installation Guide for Linux) 

Oracle Secure Backup (Backup and Recovery User's Guide) 

Oracle Services for Microsoft Transaction Server (OraMTS) (Services for Microsoft Transaction Server Developer's Guide for Microsoft Windows) 

Oracle services (Platform Guide for Microsoft Windows) 

Oracle SQL (Concepts) 

Oracle Streams client (Streams Concepts and Administration) 

Oracle Streams data dictionary (Streams Concepts and Administration) 

Oracle Streams pool (Streams Concepts and Administration) 

Oracle Streams topology (Streams Concepts and Administration) 

Oracle system identifier (SID) (Net Services Administrator's Guide) 

Oracle System Identifier (SID) (Net Services Reference) 

Oracle Text (XML Developer's Kit Programmer's Guide) 

Oracle Universal Installer (OUI) (2 Day + Real Application Clusters Guide) 

Oracle Universal Installer (Real Application Clusters Administration and Deployment Guide) 

Oracle Virtual Private Database (VPD) (Concepts) 

Oracle Virtual Private Database (Security Guide) 

Oracle VSS writer (Backup and Recovery User's Guide) 
    [definition #2] (Platform Guide for Microsoft Windows) 

Oracle Warehouse Builder Repository (Warehouse Builder Concepts) 

Oracle XA (Concepts) 

Oracle XML DB (Net Services Administrator's Guide) 
    [definition #2] (XML Developer's Kit Programmer's Guide) 
    [definition #3] (Net Services Reference) 
    [definition #4] (Data Provider for .NET Developer's Guide) 

Oracle XML Developer's Kit (XDK) (XML Developer's Kit Programmer's Guide) 

Oracle-suggested backup strategy (Backup and Recovery User's Guide) 

ORACLE_BASE (Platform Guide for Microsoft Windows) 
    [definition #2] (Installation Guide for Linux) 
    [definition #3] (Installation Guide for Microsoft Windows) 
    [definition #4] (Installation Guide for Oracle Solaris) 
    [definition #5] (Installation Guide for IBM AIX on POWER Systems (64-Bit)) 
    [definition #6] (Installation Guide for HP-UX) 

ORACLE_HOME (Installation Guide for Linux) 
    [definition #2] (Installation Guide for Microsoft Windows) 
    [definition #3] (Installation Guide for Oracle Solaris) 
    [definition #4] (Installation Guide for IBM AIX on POWER Systems (64-Bit)) 
    [definition #5] (Installation Guide for HP-UX) 
    [definition #6] (Platform Guide for Microsoft Windows) 
    [definition #7] (Net Services Reference) 
    [definition #8] (Net Services Administrator's Guide) 
    [definition #9] (XML Developer's Kit Programmer's Guide) 

OracleContextAdmins (Enterprise User Security Administrator's Guide) 

OracleDataReader (Data Provider for .NET Developer's Guide) 

OracleDBAdmins (Enterprise User Security Administrator's Guide) 

OracleDBCreators (Enterprise User Security Administrator's Guide) 

OracleDBSecurityAdmins (Enterprise User Security Administrator's Guide) 

OraclePasswordAccessibleDomains (Enterprise User Security Administrator's Guide) 

OracleUserSecurityAdmins (Enterprise User Security Administrator's Guide) 

OraMTS (Services for Microsoft Transaction Server Developer's Guide for Microsoft Windows) 

ORDAudio (Multimedia User's Guide) 

ORDDicom database object (Multimedia DICOM Developer's Guide) 

ORDDicom (Multimedia DICOM Developer's Guide) 
    [definition #2] (Multimedia User's Guide) 

ORDDoc (Multimedia User's Guide) 

ORDImage (Multimedia User's Guide) 

ORDSource (Multimedia User's Guide) 

ORDVideo (Multimedia User's Guide) 

Organization for the Advancement of Structured Information (OASIS) (XML Developer's Kit Programmer's Guide) 

oriented point (Spatial Developer's Guide) 

orphaned backups (Backup and Recovery User's Guide) 

Orthogonal Partitioning Clustering (Data Mining Concepts) 

OSI (Net Services Administrator's Guide) 
    [definition #2] (Net Services Reference) 

out-of-line column (TimesTen In-Memory Database Operations Guide) 

outer join (Performance Tuning Guide) 
    [definition #2] (Concepts) 

outer table (Object-Relational Developer's Guide) 

outlier (Data Mining Concepts) 

override solve specification (OLAP User's Guide) 

OWLPrime (Semantic Technologies Developer's Guide)