Data Science & Analytics

Modifying Data

Learn to update existing data, delete nodes and relationships safely, and use MERGE to prevent duplicates. Master SET, REMOVE, DELETE, and DETACH DELETE while maintaining data integrity and idempotency across your Neo4j graph.

GraphQL

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5 lessons

19 practices

1 hour

SQL and NoSQL Data Querying

Course details

Updating Node Properties

Preview

Your First Property Update

Writing Your Complete Update Query

Adding New Node Properties

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I'm really impressed by the AI tutor Cosmo's feedback about my code. It's honestly kind of insane to me that it's so targeted and specific.

Abbey Helterbran

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Jonathan Miller

Senior Machine Learning Engineer

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I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!

Francisco Aguilar Meléndez

Data Scientist

+11

From our community

Hear what our customers have to say about CodeSignal Learn

I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!

Francisco Aguilar Meléndez

Data Scientist

+11

I love that it's personalized. When I'm stuck, I don't have to hope my Google searches come out successful. The AI mentor Cosmo knows exactly what I need.

Faith Yim

Software Engineer

+14

It's an amazing product and exceeded my expectations, helping me prepare for my job interviews. Hands-on learning requires you to actually know what you are doing.

Alex Bush

Full Stack Engineer

I'm really impressed by the AI tutor Cosmo's feedback about my code. It's honestly kind of insane to me that it's so targeted and specific.

Abbey Helterbran

Tech consultant

I tried Leetcode but it was too disorganized. CodeSignal covers all the topics I'm interested in and is way more structured.

Jonathan Miller

Senior Machine Learning Engineer

+12

I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!

Francisco Aguilar Meléndez

Data Scientist

+11

Modifying Data

Course details

Unit 13 practices13 min

Unit 24 practices16 min

Unit 33 practices13 min

Unit 44 practices16 min

Unit 55 practices19 min

Turn screen time into skills time

Join the 1M+ learners on CodeSignal

From our community

From our community