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CodeSignal

Introduction to Graph Databases with Neo4j

via CodeSignal

Overview

Discover what graph databases are through visual exploration. Learn to query nodes, filter results, and follow relationships using a pre-loaded social network.

Syllabus

  • Unit 1: What Is a Graph Database
    • Quiz about Graph Database Basics
    • Visualizing the ConnectHub Social Network
  • Unit 2: Your First Cypher Queries
    • Retrieving All Users from ConnectHub
    • Selecting Specific User Properties
    • Debugging Your First Cypher Query
  • Unit 3: Filtering Data with Cypher
    • Finding Someone in the Network
    • Filtering by Age Comparison
    • Combining Multiple Filter Conditions
    • Filtering for Alternative Locations
  • Unit 4: Following Relationships in Graphs
    • Follow Relationships to Find Friends
    • Counting Friends in Social Networks
    • Finding All Connected Friends
    • Finding Friends of Friends
    • Discovering Your Extended Network
  • Unit 5: Organizing Query Results
    • Sorting Users by Age
    • Showing Only Top Results
    • Refining Friendship Query Results
    • Discovering User Distribution Patterns
    • Aggregating Social Network Connections

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