book

Building web applications with Python and Neo4j

by Sumit Gupta

July 2015

Intermediate to advanced

184 pages

4h 2m

English

Packt Publishing

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What this book covers

Downloading the example codeErrataPiracyQuestions
Thinking in graphs for SQL developersComparing SQL and CypherEvolving graph structures from SQL models
Licensing – Community EditionLicensing – Enterprise EditionInstalling Neo4J Community Edition on Linux/UnixInstalling as a Linux tar / standalone applicationInstalling as a Linux serviceInstalling Neo4j Enterprise Edition on Unix/Linux
Authorization and authenticationCRUD operations
Basic anatomy of a Cypher queryBrief details of CypherCypher execution phasesParsing, validating, and generating the execution planLocating the initial node(s)Selecting and traversing the relationshipsChanging and/or returning the valuesThe structure of CypherThe read operationsMATCHOPTIONAL MATCHSTARTAGGREGATIONThe create or update operationsCreateSETMERGEThe delete operation
Sample datasetPattern for nodesPattern for labelsPattern for relationshipsPattern for propertiesUsing the where clause with patternsUsing patterns in the where clauseUsing general clauses with patternsThe order by clauseThe limit and skip clausesThe WITH clauseThe UNION and UNION ALL clausesWorking with nodes and relationships
Creating nodes and relationshipsWorking with nodesSingle nodeMultiple nodesNode with labelsNode with propertiesWorking with relationshipsSingle relationshipsMultiple relationshipsRelationships with propertiesNodes and relationships with full pathsCreating unique nodes and relationshipsCREATE UNIQUE and MERGEWorking with constraints
Updating node propertiesUpdating a labelUpdating relationships
IndexesIndex samplingUnderstanding execution plansAnalyzing and optimizing queries
Installing and configuring py2neoPrerequisitesInstalling py2neo
GraphAuthenticationNodeRelationshipCypherTransactionsPaths
Introducing (and installing) Flask
Your first Flask applicationDisplaying static contentDisplaying dynamic contentYour first Flask RESTful APIJSON processing
ORM for graph databases py2neo – OGMSocial network application with Flask-RESTful and OGMCreating object modelCreating REST APIs over data models
Installing and configuring Neomodel
Defining nodesDefining propertiesPersisting and querying a social data model
Signals in Neomodel
Neo4j logical architectureDisk/filesystemRecord filesTransaction logsCachesCore Java APITraversal frameworkREST API
High availabilityFault toleranceData replication and data localityAdvanced settings
Neo4j browserWebadminJMX beans

Content preview from Building web applications with Python and Neo4j

Credits

Author

Sumit Gupta

Reviewers

Adarsh Deshratnam

Gianluca Tiepolo

Tsanyo Tsanev

Manuel Vives

Commissioning Editor

Kunal Parikh

Acquisition Editor

Larissa Pinto

Content Development Editor

Anish Sukumaran

Technical Editors

Novina Kewalramani

Ryan Kochery

Manal Pednekar

Copy Editors

Vikrant Phadke

Alpha Singh

Project Coordinator

Izzat Contractor

Proofreader

Safis Editing

Indexer

Rekha Nair

Production Coordinator

Aparna Bhagat

Cover Work

Aparna Bhagat

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Publisher Resources

ISBN: 9781783983988