Contents

Title and Copyright Information

Preface

• Audience
• Documentation Accessibility
• Related Oracle Resources
• Conventions

1 Introduction to Oracle Communications Data Model Customization

• What is the Oracle Communications Data Model?
  • Components of the Oracle Communications Data Model
  • Oracle Products That Make Up Oracle Communications Data Model
• Steps for Implementing an Oracle Communications Data Model Warehouse
• Before You Begin Customizing the Oracle Communications Data Model
  • Prerequisite Knowledge for Implementors
  • Responsibilities of a Data Warehouse Governance Committee
• Managing the Metadata for Oracle Communications Data Model
  • Metadata Categories and Standards
  • Working with a Metadata Repository
  • Browsing the Metadata Repository Supplied With Oracle Communications Data Model
  • Using Oracle Warehouse Builder with the Oracle Communications Data Model
• Performing Fit-Gap Analysis for Oracle Communications Data Model

2 Logical Model Customization

• Introduction to Customizing the Logical Data Model
  • Data Model Notation and Modeling Tools
  • Conventions When Customizing the Logical Model
• Common Change Scenarios When Modifying the Logical Model
• Examples: Modifying the Logical Model

3 Physical Model Customization

• Characteristics of the Default Physical Model
• Customizing the Physical Model
  • Questions to Answer Before You Customize the Physical Model
  • Conventions When Customizing the Physical Model
• General Recommendations When Designing Physical Structures
  • Tablespaces in the Oracle Communications Data Model
  • Data Compression in the Oracle Communications Data Model
    • Types of Data Compression Available
    • Example: Compressing an Oracle Communications Data Model Table
  • Tables for Supertype and Subtype Entities in Oracle Communications Data Model
  • Surrogate Keys in the Physical Model
  • Integrity Constraints in Oracle Communications Data Model
  • Indexes and Partitioned Indexes in the Oracle Communications Data Model
  • Partitioned Tables in the Oracle Communications Data Model
    • Partitioning the Oracle Communications Data Model for Manageability
    • Partitioning the Oracle Communications Data Model for Easier Data Access
    • Partitioning the Oracle Communications Data Model for Join Performance
  • Parallel Execution in the Oracle Communications Data Model
    • Enabling Parallel Execution for a Session
    • Enabling Parallel Execution of DML Operations
    • Enabling Parallel Execution at the Table Level

4 Access Layer Customization

• Introduction to Customizing the Access Layer of Oracle Communications Data Model
• Derived Tables in the Oracle Communications Data Model
  • Creating New Derived Tables for Calculated Data
  • Customizing Oracle Communications Data Model Data Mining Models
    • Creating a New Data Mining Model for Oracle Communications Data Model
    • Modifying Oracle Communications Data Model Data Mining Models
    • Tutorial: Customizing the Churn Prediction Mining Model
• Aggregate Tables in the Oracle Communications Data Model
• Dimensional Components in the Oracle Communications Data Model
  • Characteristics of a Dimensional Model
  • Characteristics of Relational Star and Snowflake Tables
    • Declaring Relational Dimension Tables
    • Validating Relational Dimension Tables
  • Characteristics of the OLAP Dimensional Model
    • Oracle OLAP Cube Views
    • Cube Materialized Views
  • Characteristics of the OLAP Cubes in Oracle Communications Data Model
  • Defining New Oracle OLAP Cubes for Oracle Communications Data Model
  • Changing an Oracle OLAP Cube in Oracle Communications Data Model
  • Creating a New Forecast Cube in Oracle Communications Data Model
  • Choosing a Cube Partitioning Strategy for Oracle Communications Data Model
  • Choosing a Cube Data Maintenance Method for Oracle Communications Data Model
• Materialized Views in the Oracle Communications Data Model
  • Types of Materialized Views and Refresh options
    • Refresh Options for Materialized Views with Aggregates
    • Refresh Options for Materialized Views Containing Only Joins
    • Refresh Options for Nested Materialized Views
  • Choosing Indexes for Materialized Views
  • Partitioning and Materialized Views
  • Compressing Materialized Views

5 ETL Implementation and Customization

• The Role of ETL in the Oracle Communications Data Model
• Writing Source-ETL for Oracle Communications Data Model
  • ETL Architecture for Oracle Communications Data Model Source-ETL
  • Creating a Source to Target Mapping Document for the Source-ETL
  • Designing a Plan for Rectifying Source-ETL Data Quality Problems
  • Designing Source-ETL Workflow and Jobs Control
  • Designing Source-ETL Exception Handling
  • Writing Source-ETL that Loads Efficiently
    • Using a Staging Area for Flat Files
    • Preparing Raw Data Files for Source-ETL
    • Source-ETL Data Loading Options
    • Parallel Direct Path Load Source-ETL
    • Partition Exchange Load for Oracle Communications Data Model Source-ETL
• Customizing Intra-ETL for the Oracle Communications Data Model
  • Understanding the INTRA_ETL_FLW Process Flow
  • Performing an Initial Load of an Oracle Communications Data Model Warehouse
    • Executing the Default Oracle Communications Data Model Intra-ETL
  • Managing Errors During Oracle Communications Data Model Intra-ETL Execution
    • Monitoring the Execution of the Intra-ETL Process
    • Recovering an Intra ETL Process
    • Troubleshooting Intra-ETL Performance

6 Report and Query Customization

• Reporting Approaches in Oracle Communications Data Model
• Customizing Oracle Communications Data Model Sample Reports
• Writing Your Own Queries and Reports
• Optimizing Star Queries
• Troubleshooting Oracle Communications Data Model Report Performance
• Examples: As Is and As Was Reporting
• Tutorial: Creating a New Oracle Communications Data Model Dashboard
• Tutorial: Creating a New Oracle Communications Data Model Report

A Exadata and the Oracle Communications Data Model

• Benefits of Running Oracle Communications Data Model on an Exadata Storage Server
  • Exadata: A Preconfigured Balanced System
  • Exadata Smart Flash Cache
  • Exadata Storage Capacity, Performance, Bandwidth and IOPS
  • Exadata Smart Scan Processing and Storage Index
    • Smart Scan Predicate Filtering
    • Smart Scan Column Filtering
    • Smart Scan Join Processing
    • Smart Scan Processing of Encrypted Tablespaces and Columns
    • Storage Indexing
    • Offload of Data Mining Model Scoring
    • Other Exadata Smart Scan Processing
  • Other Exadata Optimization Techniques for Data Warehousing
• Suggested Practices for Oracle Communications Data Model Warehouse in Exadata
  • Index Rich Versus Index Scarce Design
  • Exadata Hybrid Columnar Compression

B Sizing and Configuring an Oracle Communications Data Model Warehouse

• Sizing an Oracle Communications Data Model Warehouse
• Configuring a Balanced System for Oracle Communications Data Model
  • Maintaining High Throughput in an Oracle Communications Data Model Warehouse
  • Configuring I/O in an Oracle Communications Data Model for Bandwidth not Capacity
  • Planning for Growth of Your Oracle Communications Data Model
  • Testing the I/O System Before Building the Oracle Communications Data Model Warehouse
  • Balanced Hardware Configuration Guidelines for Oracle Communications Data Model

C Refreshing the Data in an Oracle Communications Data Model Warehouse

• Introduction to Refreshing the Data in an Oracle Communications Data Model Warehouse
• Refreshing Oracle Communications Data Model Relational Tables and Views
• Refreshing Oracle Communications Data Model OLAP Cubes
• Refreshing Oracle Communications Data Model Data Mining Models

D Working with User Privileges in Oracle Communications Data Model

• Accounts Created for Oracle Communications Data Model
• When You Must Consider User Privileges in an Oracle Communications Data Model
• Granting Only Select Privileges to Users of the Sample Reports

E Upgrading Oracle Communications Data Model

• Preparing to Upgrade Oracle Communications Data Model
• Upgrade Paths for Oracle Communications Data Model
• Regression Testing for Oracle Communications Data Model

Index