Concepts Guide

Introducing Liquid Data

The Cost of Information Fragmentation

What is BEA Liquid Data for WebLogic?

Liquid Data and a Service-Oriented Architecture (SOA)

Modeling the Enterprise

Implementing Data Services

Data Consumers

Life Cycle of a Liquid Data Development Project

Roles in Liquid Data Development

Architecture

How Liquid Data Fits in the WebLogic Platform

Liquid Data Architecture

Liquid Data Components

Unifying Information with Data Services

What is a Data Service?

Understanding Data Service Functions

Data Service Transformations

Advertising and Maintaining Data Services with Metadata

Modeling and a Service-Oriented Architecture

Addressing Complexity with Modeling

Modeling Data With XML Schema

Modeling Data Services

Designing Data Services

Using a Layered Data Integration and Transformation Approach

Taking Advantage of Data Service Reusability

Modeling Relationships

Using Service Data Objects (SDO)

Introducing SDO

Getting Data Objects

A First Look at SDO

Data Updates

Performance and Caching

Overview

Query Optimization

Caching

Strategies for Security and Caching Policies

Securing Data

Ensuring Data Security

Securable Liquid Data Resources

Understanding Security Policies