Oracle 21c 官方文档已经悄悄上线啦。
新特性：
Oracle 21C Oracle Database New Features Guide Release 21c
其他文章如下：
Oracle Database 21C Upgrade Guide
Oracle Database 21C Administrator’s Guide
Oracle Database 21C SQL Language Reference
Oracle Database 21C Development Guide
Oracle Database 21C Data Guard Concepts and Administration
Oracle Database 21C Backup and Recovery Reference
Oracle Database 21C Backup and Recovery User’s Guide
更多：
2 Day + Java Developer’s Guide
Oracle 21C 2 Day DBA
Oracle 21C 2 Day Developer’s Guide
Oracle 21C Administrator’s Reference for Linux and UNIX System-Based Operating Systems
Oracle 21C Administrator’s Reference Guide for Microsoft Windows
Oracle 21C Advanced Security Guide
Oracle 21C Automatic Storage Management Administrator’s Guide
Oracle 21C Autonomous Health Framework User’s Guide
Oracle 21C Client Release Notes for IBM: Linux on POWER Little Endian Systems
Oracle 21C Clusterware Administration and Deployment Guide
Oracle 21C Data Cartridge Developer’s Guide
Oracle 21C Data Guard Broker
Oracle 21C Data Guard Concepts and Administration
Oracle 21C Data Provider for .NET Developer’s Guide
Oracle 21C Database 2 Day + Performance Tuning Guide
Oracle 21C Database Administrator’s Guide
Oracle 21C Database Advanced Queuing User’s Guide
Oracle 21C Database Backup and Recovery Reference
Oracle 21C Database Backup and Recovery User’s Guide
Oracle 21C Database Client Installation Guide for HP-UX Itanium
Oracle 21C Database Client Installation Guide for IBM AIX on POWER Systems (64-Bit)
Oracle 21C Database Client Installation Guide for IBM Linux on POWER Little Endian Systems
Oracle 21C Database Client Installation Guide for Linux
Oracle 21C Database Client Installation Guide for Microsoft Windows
Oracle 21C Database Client Installation Guide for Oracle Solaris
Oracle 21C Database Concepts
Oracle 21C Database Data Warehousing Guide
Oracle 21C Database Development Guide
Oracle 21C Database Error Messages
Oracle 21C Database Examples Installation Guide
Oracle 21C Database Extensions for .NET Developer’s Guide
Database Gateway for APPC Installation and Configuraion Guide for AIX 5L Based Systems (64-Bit), HP-UX Itanium, Solaris Operating System (SPARC 64-Bit), Linux x86, and Linux x86-64Oracle 21C Database Gateway for APPC Installation and Configuration Guide for Microsoft Windows
Oracle 21C Database Gateway for APPC User’s Guide
Oracle 21C Database Gateway for DRDA User’s Guide
Oracle 21C Database Gateway for Informix User’s Guide
Oracle 21C Database Gateway for ODBC User’s Guide
Oracle 21C Database Gateway for SQL Server User’s Guide
Oracle 21C Database Gateway for Sybase User’s Guide
Oracle 21C Database Gateway for Teradata User’s Guide
Oracle 21C Database Gateway for WebSphere MQ Installation and User’s Guide
Database Gateway Installation and Configuration Guide for AIX 5L Based Systems (64-Bit), HP-UX Itanium, Solaris Operating System (SPARC 64-Bit), Linux x86, and Linux x86-64Oracle 21C Database Gateway Installation and Configuration Guide for Microsoft Windows
Oracle 21C Database Globalization Development Kit Java API Reference
Oracle 21C Database Globalization Support Guide
Oracle 21C Database In-Memory Guide
Oracle 21C Database Installation Guide for HP-UX Itanium
Oracle 21C Database Installation Guide for IBM AIX on POWER Systems (64-Bit)
Oracle 21C Database Installation Guide for Linux
Oracle 21C Database Installation Guide for Microsoft Windows
Oracle 21C Database Installation Guide for Oracle Solaris
Oracle 21C Database Licensing Information User Manual
Oracle 21C Database Net Services Reference
Oracle 21C Database Performance Tuning Guide
Oracle 21C Database PL/SQL Language Reference
Oracle 21C Database PL/SQL Packages and Types Reference
Oracle 21C Database Reference
Oracle 21C Database Release Notes
Oracle 21C Database Sample Schemas
Oracle 21C Database Security Guide
Oracle 21C Database Upgrade Guide
Oracle 21C Database Utilities
Oracle 21C Database Vault Administrator’s Guide
Oracle 21C Deploying and Managing Oracle Software Using Fleet Patching and Provisioning
Oracle 21C Enterprise User Security Administrator’s Guide
Oracle 21C Global Data Services Concepts and Administration Guide
Oracle 21C Grid Infrastructure Installation and Upgrade Guide for HP-UX Itanium
Oracle 21C Grid Infrastructure Installation and Upgrade Guide for Linux
Oracle 21C Grid Infrastructure Installation and Upgrade Guide for Microsoft Windows
Oracle 21C Grid Infrastructure Installation and Upgrade Guide for Oracle Solaris
Oracle 21C Heterogeneous Connectivity User’s Guide
Oracle 21C High Availability Overview
Oracle 21C Java Developer’s Guide
Oracle 21C JDBC Developer’s Guide
Oracle 21C JSON Developer’s Guide
Oracle 21C Label Security Administrator’s Guide
Oracle 21C Migrating and Converting Non-CDBs to a PDB with a Different Endian Operating System
Oracle 21C Migrating Non-CDBs to New Hardware with the Same Operating System and Release
Oracle 21C Multitenant Administrator’s Guide
Oracle 21C Net Services Administrator’s Guide
Oracle 21C Object-Relational Developer’s Guide
Oracle 21C ODBC Driver Release Notes
Oracle 21C OLAP DML Reference
Oracle 21C OLAP Expression Syntax Reference
Oracle 21C OLAP Java API Developer’s Guide
Oracle 21C OLAP Provider for OLE DB Developer’s Guide
Oracle 21C OLAP User’s Guide
Oracle 21C Oracle C++ Call Interface Programmer’s Guide
Oracle 21C Oracle Call Interface Programmer’s Guide
Oracle 21C Oracle Database Installation and Administration Guide for Fujitsu BS2000
Oracle 21C Oracle Database Instant Client Installation Guide for Apple Mac OS X (Intel)
Oracle 21C Oracle Database Instant Client Release Notes for Apple Mac OS X (Intel)
Oracle 21C Oracle Database Release Notes for Fujitsu BS2000
Oracle 21C Oracle Machine Learning for SQL API Guide
Oracle 21C Oracle Machine Learning for SQL Concepts
Oracle 21C Oracle Machine Learning for SQL User’s Guide
Oracle 21C Oracle OLAP Java API Reference
Oracle 21C Oracle Spatial and Graph Java API Reference
Oracle 21C Oracle® Database Advanced Queuing Java API Reference
Oracle 21C Oracle® Database JDBC Java API Reference
Oracle 21C Oracle® Database RAC FAN Events Java API Reference
Oracle 21C Oracle® Database Real Application Security Java API Reference
Oracle 21C Oracle® Database Real Application Security Session Service Java API Reference
Oracle 21C Oracle® Database XML Java API Reference
Oracle 21C Oracle® Database XStream Java API Reference
Oracle 21C Oracle® Universal Connection Pool Java API Reference
Oracle 21C Pro*C/C++ Programmer’s Guide
Oracle 21C Pro*C/C++ Release Notes
Oracle 21C Pro*COBOL Programmer’s Guide
Oracle 21C Pro*COBOL Release Notes
Oracle 21C Pro*FORTRAN Supplement to the Oracle Precompilers
Oracle 21C Programmer’s Guide to the Oracle Precompilers
Oracle 21C Provider for DRDA User’s Guide
Oracle 21C Provider for OLE DB Developer’s Guide
Oracle 21C Providers for ASP.NET Developer’s Guide
Oracle 21C Real Application Clusters Administration and Deployment Guide
Oracle 21C Real Application Clusters Installation Guide for Linux and UNIX
Oracle 21C Real Application Clusters Installation Guide for Microsoft Windows
Oracle 21C Real Application Security Administration Console (RASADM) User’s Guide
Oracle 21C Real Application Security Administrator’s and Developer’s Guide
Oracle 21C REST APIs for Oracle Database
Oracle 21C SecureFiles and Large Objects Developer’s Guide
Oracle 21C Services for Microsoft Transaction Server Developer’s Guide
Oracle 21C Spatial and Graph Developer’s Guide
Oracle 21C Spatial and Graph GeoRaster Developer’s Guide
Oracle 21C Spatial and Graph In-Memory Analyst Java API Reference (Javadoc)
Oracle 21C Spatial and Graph Map Visualization Developer’s Guide
Oracle 21C Spatial and Graph Property Graph Developer’s Guide
Oracle 21C Spatial and Graph Property Graph Java API Reference (Javadoc)
Oracle 21C Spatial and Graph RDF Knowledge Graph Developer’s Guide
Oracle 21C SQL Language Quick Reference
Oracle 21C SQL Language Reference
Oracle 21C SQL Translation and Migration Guide
Oracle 21C SQL Tuning Guide
Oracle 21C SQL*Plus Quick Reference
Oracle 21C SQL*Plus Release Notes
Oracle 21C SQL*Plus User’s Guide and Reference
Oracle 21C SQLJ Developer’s Guide
Oracle 21C Testing Guide
Oracle 21C Text Application Developer’s Guide
Oracle 21C Text Reference
Oracle 21C Universal Connection Pool Developer’s Guide
Oracle 21C Unplugging, Plugging, and Upgrading a PDB to a New CDB
Oracle 21C Upgrading and Converting Non-CDBs to a PDB with the Same Operating System
Oracle 21C Upgrading Non-CDBs on the Same System
Oracle 21C Upgrading Oracle Restart for Linux and Unix-Based Operating Systems
Oracle 21C Upgrading Oracle Restart for Microsoft Windows
Oracle 21C Upgrading PDBs in Parallel on the Same System
Oracle 21C Using Oracle Sharding
Oracle 21C VLDB and Partitioning Guide
Oracle 21C Workspace Manager Developer’s Guide
Oracle 21C XML C API Reference
Oracle 21C XML C++ API Reference
Oracle 21C XML DB Developer’s Guide
Oracle 21C XML Developers Kit Programmers Guide
Oracle 21C XStream Guide
