Gestalts: Networked Databases

10/27/98


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Table of Contents

Gestalts: Networked Databases

Overview

Outline

Gestalt Integration

Example: Parts Network

Parts Example (Contd.)

Non-Tabular Sources

Problems to Address

Creating Gestalts

Our Approach to Integration

Our Approach (Contd.)

Registering a Source

Network Information System

NIS

Semantics of an NIS

Semantics of an NIS (Contd.)

Related Approaches

Related Approaches (Contd.)

Technical Challenges

Authorization

Searching

Searching (Contd.)

Caching, Latency

Change Management

Monitoring Changes

Updates, Transactions

QoS, Activity Tracking

Parts Example (Contd.)

QoS, Activity Tracking (Contd.)

Queries

Parts Example (Contd.)

Parts Example (Contd.)

Architecture

Summary of Issues

Author: Raghu Ramakrishnan