Links to some Oracle database white papers:

Best Practices For Implementing High Volume IoT workloads with Oracle Database 12c – April 2017
Manageability with Oracle Database 12c – June 2014
Upgrading to Oracle Database 12c – August 2013
Consolidation Best Practices: Oracle Database 12c plugs you into the cloud – July 2013
Automatic Data Optimization with Oracle Database 12c – August 2013
Oracle Database 12c Product Family – June 2013
Manageability with Oracle Database 12c – June 2013
Maximize Availability with Oracle Database 12c – June 2013
Plug into the Cloud with Oracle Database 12c – June 2013
Oracle Multitenant – June 2013
Oracle Database 12c Application Continuity for Java – June 2013
Oracle Database 12c: Real Application Testing Overview – June 2013
Transaction Guard with Oracle Database 12c – June 2013
Oracle Database 12c – Global Data Services – June 2013
Oracle Snap Management Utility for Oracle Database – February 2013
A Technical Overview of New Features for Automatic Storage Management in Oracle Database 12c – January 2013
Recovery Manager (RMAN) Performance Tuning Best Practices – June 2011

Optimizer, Workload, Performance

General link to Query Optimization
Oracle Database In-Memory Implementation and Usage – August 2017
Oracle Database In-Memory with Oracle Database 12c Release 2 – August 2017
SQL Plan Management with Oracle Database 12c Release 2 – January 2017
Optimizer with Oracle Database 12c Release 2 – November 2016
Optimizer with Oracle Database 12c – June 2013
Understanding Optimizer Statistics with Oracle Database 12c – June 2013
Best Practices for Gathering Optimizer Statistics with Oracle Database 12c – June 2013
Effective Resource Management Using Oracle Database Resource Manager – June 2011
Oracle Database Parallel Execution Fundamentals – October 2010

Security

RAC and Data Guard

Oracle Real Application Clusters (RAC) – June 2013
Oracle Real Application Clusters One Node – June 2013
Oracle Single Client Access Name (SCAN) – June 2013
Oracle Active Data Guard Real-Time Data Protection and Availability – June 2013
Oracle RAC Database aware Applications – A Developer’s Checklist – April 2013
Database Rolling Upgrade Using Transient Logical Standby: Oracle Data Guard 11g – May 2012
Oracle Real Application Clusters in Oracle VM Environments – March 2012
Oracle Active Data Guard Oracle Data Guard 11g – September 2011
Oracle Real Application Clusters (RAC) 11g Release 2 – November 2010
Effective resource utilization by In-Memory Parallel Execution in Oracle Real Application Clusters 11g Release 2 – February 2010

DWH

An Enterprise Architect’s Guide to Big Data Reference Architecture Overview – March 2016
Information Management and Big Data – A Reference Architecture – February 2014
Oracle GoldenGate Performance Best Practices – July 2013
Oracle Database 12c for Data Warehousing and Big Data – June 2013
Bringing R to the Enterprise – May 2013
Information Management and Big Data – A Reference Architecture – February 2013
Data Integration Architectures for Operational Data Warehousing – September 2012
Best Practices for Real-time Data Warehousing
Oracle Data Mining 11g Release 2 – February 2012
Oracle Database 11g for Data Warehousing and Business Intelligence – April 2011
Performant and scalable data loading with Oracle Database 11g – March 2011
Best Practices for a Data Warehouse on Oracle Database 11g – November 2010

Development

Why use PL/SQL? – November 2016
Patterns everywhere – Find them fast! SQL pattern matching in Oracle database 12c – June 2013
Oracle Database 12c: An Introduction to Oracle’s Location Technologies – June 2013
Oracle Spatial and Graph GeoRaster – June 2013

Enterprise Manager Grid Control

Converged Systems, NoSQL, BigData, and others

Accelerate Your Response to the EU General Data Protection Regulation (GDPR) – January 2017
Spatial and Graph Analytics with Oracle Database 12c Release 2 – November 2016
Oracle Multitenant on SuperCluster T5-8: Study of Database Consolidation Efficiency – April 2014
Deploying Oracle Maximum Availability Architecture with Exadata Database Machine – August 2013
Oracle Exalytics In-Memory Machine: a brief introduction – July 2013
Oracle Optimized Solution for Backup and Recovery – July 2013
Oracle Big Data for the Enterprise – June 2013
Analysis of SAP HANA High Availability Capabilities – June 2013
Best Practices For Database Consolidation On Exadata Database Machine – May 2013
Big Data Analytics – March 2013
How to Consolidate, Optimize, and Deploy Oracle Database Environments with Flexible Virtualized Services – March 2013

High Performance Connectors for Load and Access of Data from Hadoop to Oracle Database – June 2012
Oracle NoSQL database – September 2011
Hadoop and NoSQL Technologies and the Oracle Database – February 2011