How To Visualize Graphs

1. Copyright © 2018, Oracle and/or its affiliates. All rights reserved. Oracle Ask TOM Office Hours: How to Visualize Graphs Create graph visualizations with Oracle Database. 2018.8.28 Albert Godfrind, Solutions Architect @agodfrin Gabriela Montiel-Moreno, Software Development Manager @gabimontielm Jean Ihm, Product Manager @JeanIhm

2. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. AskTOM sessions on property graphs • Today’s is the fourth session on property graphs – February’s session introduced Property Graphs – March's session explained how to model graphs from relational data – May's session explained how to perform graph analytics – In case you missed them, recordings are available at the URL above • Today’s topic: How to Visualize Graphs • Visit the Spatial and Graph landing page to view recordings; submit feedback, questions, topic requests; view upcoming session dates and topics; sign up 2 https://devgym.oracle.com/pls/apex/dg/office_hours/3084

4. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. Oracle Big Data Spatial and Graph • Available for Big Data platform/BDCS – Hadoop, HBase, Oracle NoSQL • Supported both on BDA and commodity hardware – CDH and Hortonworks • Database connectivity through Big Data Connectors or Big Data SQL • Included in Big Data Cloud Service Oracle Spatial and Graph • Available with Oracle 18c/12.2/DBCS • Using tables for graph persistence • Graph views on relational data • In-database graph analytics – Sparsification, shortest path, page rank, triangle counting, WCC, sub graphs • SQL queries possible • Included in Database Cloud Service 4 Graph Product Options

5. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. Graph Data Access Layer (DAL) 5 Architecture of Property Graph Graph Analytics (PGX) Blueprints/Tinkerpop/Gremlin REST/WebService APIs Java,Groovy,Python,… Scalable and Persistent Storage Management Oracle NoSQL Database Oracle RDBMS Apache HBase What we focus on now Parallel In-Memory Graph Analytics

6. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. • What is a graph? – Data model representing entities as vertices and relationships as edges – Optionally including attributes • Flexible data model – No predefined schema, easily extensible – Particularly useful for sparse data • Enabling new kinds of analytics – Overcoming limitations in relational technology 6 Graph Data Model E A D C B F

9. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. Why Visualize Graphs ? • Analytics identify important vertices • Analytics identify relationships • A visual graph highlights the results 9

10. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. 10 https://www.macalester.edu/~abeverid/thrones.html A social network generated from A Storm of Swords. The color of a vertex indicates its community. The size of a vertex corresponds to its PageRank value, and the size of its label corresponds to its betweenness centrality. An edge’s thickness represents its weight.

14. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. Linkurious • Server-based (Node.JS) • Light-weight JavaScript visualizer • Powerful rendering • Oracle integration 14 https://www.slideshare.net/Linkurious/how-to-visualize-oracle-big-data-spatial-and-graph-with-ogma https://linkurio.us/visualize-oracle-graph-data-ogma-library/ https://linkurio.us

15. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. • Open Source • Originally for biological research • Now a general platform for complex graph analysis and visualization • Desktop / Pure Java • Extensible via Plug-ins • Also Javascript library (cytoscape.js) 15 http://www.cytoscape.org

17. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. Download the Proper Version for Your Platform • Can also install older versions • All the way back to version 2.1 17 http://www.cytoscape.org

19. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. For Oracle Spatial and Graph For Big Data Spatial and Graph 19 Property Graph Plug-ins for Cytoscape http://www.oracle.com/technetwork/database/options/s patialandgraph/downloads/index-156999.html https://www.oracle.com/technetwork/database/database- technologies/bigdata-spatialandgraph/downloads/bdsp- downloads-2562575.html

20. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. Cytoscape Configuration for Oracle Database Database Configuration oracle.rdbms.jdbc-url The JDBC connection url: “jdbc:oracle:thin:@host:port:sid” oracle.rdbms.username The username value to establish the JDBC connection oracle.rdbms.graph-name The graph name to be loaded by default. Database Configuration oracle-pg-pgx.num.workers.io The number of workers to be executed for input/output operations oracle-pg-pgx.num.workers.analysis The number of workers to be executed for analysis operations oracle-pg-pgx.server.instance.url The url where the analyst service endpoint will be executed. For example: http://127.0.0.1:7007/ 20 File propertyGraph.properties

33. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. 33 Execute PGQL PGQL Query Parallel In-Memory Graph Analytics (PGX) Oracle Spatial and Graph Read original graph Oracle Database

37. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. 37 Saving Analytics Results • Current visible graph can be stored for an easy retrieval in the future as sub-graphs • Each sub-graph represents a successor of N depth-level of the original graph • Internally the hierarchy of sub- graphs is managed by a meta- graph.

46. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. Resources • Oracle Spatial and Graph & Big Data Spatial and Graph on OTN oracle.com/technetwork/database/options/spatialandgraph oracle.com/technetwork/database/database-technologies/bigdata-spatialandgraph – White papers, software downloads, documentation and videos • Blogs – examples, tips & tricks blogs.oracle.com/oraclespatial | blogs.oracle.com/bigdataspatialgraph • Property Graphs 101: How to Get Started with Property Graphs on the Oracle Database – Arthur Dayton, Vlamis Software https://youtu.be/QSj0zOjOAWI • YouTube channel: https://www.youtube.com/channel/UCZqBavfLlCuS0il6zNY696w • Oracle Big Data Lite Virtual Machine - a free sandbox to get started www.oracle.com/technetwork/database/bigdata-appliance/oracle-bigdatalite-2104726.html – Hands On Lab included in /opt/oracle/oracle-spatial-graph/ or http://github.com/oracle/BigDataLite/ 46

48. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. Resources – social media and online communities • Follow the product team: @SpatialHannes, @JeanIhm, @agodfrin • Oracle Spatial and Graph SIG user groups (search “Oracle Spatial and Graph Community”) 48

49. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. Oracle OpenWorld and Code One 2018 • Oracle‘s flagship conference with expanded developer content • Graph sessions and demos will include: – Introduction to Graph Analytics and Graph Cloud Service – How to Analyze Data Warehouse Data as a Graph – Anomaly Detection with Graph Analytics – Build Serverless Big Data and Graph Visualization Web Applications using Spring Data and Core Java (Tom Sawyer Software) – Graph Query Language for Navigating Complex Data – Extend BI/DW by Modeling a Star Schema as a Property Graph in Oracle Database 12.2 – When Graphs Meet Machine Learning – Analyzing Blockchain and Bitcoin Transaction Data as Graphs oracle.com/code-one | October 21-25, San Francisco, CA

51. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. AskTOM sessions on property graphs • Next Spatial and Graph session in October – Topic: PGQL: A Query Language for Graphs • View recordings, submit feedback, questions, topic requests, view upcoming session dates and topics, sign up to get regular updates 51 https://devgym.oracle.com/pls/apex/dg/office_hours/3084

How To Visualize Graphs

How To Visualize Graphs

Recommended

More Related Content

What's hot

What's hot(20)

Similar to How To Visualize Graphs

Similar to How To Visualize Graphs(20)

Recently uploaded

Recently uploaded(20)

How To Visualize Graphs