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Dan Sullivan
Official Google Cloud Certified Professional Data Engineer Study Guide
Читать книгу Official Google Cloud Certified Professional Data Engineer Study Guide - Dan Sullivan - Страница 1
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Страница 1
Official Google Cloud Certified Professional Data Engineer Study Guide
Страница 3
Страница 4
Acknowledgments
About the Author
About the Technical Editor
CONTENTS
List of Tables
List of Illustrations
Guide
Pages
Introduction
What Does This Book Cover?
Interactive Online Learning Environment and TestBank
Additional Resources
Objective Map
Chapter 1 Selecting Appropriate Storage Technologies
From Business Requirements to Storage Systems
Ingest
Application Data
Streaming Data
Batch Data
Store
Data Access Patterns
Access Controls
Time to Store
Process and Analyze
Data Transformations
Data Analysis
Explore and Visualize
Technical Aspects of Data: Volume, Velocity, Variation, Access, and Security
Volume
Velocity
Variation in Structure
Data Access Patterns
Security Requirements
Types of Structure: Structured, Semi-Structured, and Unstructured
Structured: Transactional vs. Analytical
Semi-Structured: Fully Indexed vs. Row Key Access
Fully Indexed, Semi-Structured Data
Row Key Access
Unstructured Data
Google’s Storage Decision Tree
Schema Design Considerations
Relational Database Design
OLTP
OLAP
NoSQL Database Design
Key-Value Data Stores
Document Databases
Wide-Column Databases
Graph Databases
Exam Essentials
Review Questions
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