How to GraphQL

Website

howtographql.com

Pricing URL

-

$ Details

Categories

#GraphQL #APIs #Realtime Backend / API #Digital Drawing And Painting

Datomic

Website

datomic.com

Pricing URL

Official Datomic Pricing

$ Details

-

Categories

#Databases #Relational Databases #NoSQL Databases #Network & Admin

How to GraphQL features and specs

• Comprehensive Resource
  How to GraphQL provides a thorough introduction and deep dive into GraphQL, covering a wide range of topics from basic concepts to advanced usage, making it a great resource for both beginners and experienced developers.
• Interactive Tutorials
  The platform offers interactive tutorials that allow users to practice and experiment with GraphQL queries and mutations directly in a sandbox environment, enhancing the learning experience.
• Multi-language Support
  How to GraphQL offers tutorials in multiple programming languages, such as JavaScript, Python, and Ruby, allowing developers to learn in the language they are most comfortable with.
• Community Contributions
  Being open-source, it allows contributions from the community, which helps keep the content up-to-date with current best practices and emerging tools.
• Free Access
  All the educational content on How to GraphQL is freely accessible, providing valuable learning resources to developers without any financial barriers.

Possible disadvantages of How to GraphQL

• Steep Learning Curve for Beginners
  While comprehensive, the sheer amount of information and technical depth may be overwhelming for absolute beginners who are not familiar with API design and development.
• Varied Content Quality
  Due to its open-source nature with community contributions, the quality and depth of articles and tutorials can vary, possibly leading to inconsistencies or gaps in knowledge.
• Limited Real-world Use Cases
  The tutorials and examples sometimes lack real-world application and business context, which could make it challenging for learners to see how GraphQL fits into a larger system architecture.
• Dependence on External Tools
  Some tutorials rely heavily on external tools or libraries that may distract from understanding the core concepts of GraphQL itself, making it harder for learners to grasp fundamentals without those tools.

Datomic features and specs

• Immutability
  Datomic employs an append-only data model where data is never overwritten but instead appended, ensuring historical data is always available and providing strong consistency.
• Time Travel Queries
  Datomic allows you to query the database as of any point in time, facilitating auditing and debugging by allowing easy access to historical data states.
• Rich Data Model
  Supports complex data types like maps and sets directly within its schema, providing a flexible way to represent data.
• ACID Transactions
  Datomic supports fully ACID-compliant transactions, ensuring reliable and predictable database operations.
• Scalability
  Separates storage and compute, allowing for horizontal scaling of read operations, making it suitable for handling large datasets.
• Query Flexibility
  Offers a powerful query language that supports recursive queries, making it suitable for complex data retrieval needs.

Possible disadvantages of Datomic

• Complexity
  The architecture of Datomic can be complex to understand and implement, particularly for teams unfamiliar with its design principles.
• Cost
  Can be expensive to operate, especially in a cloud environment, where costs increase with the amount of data stored and the compute resources required.
• Limited Write Throughput
  Due to its append-only design, Datomic can have limited write throughput, which may not be suitable for applications with heavy write requirements.
• Closed Source
  Datomic is a proprietary database system, which may not appeal to organizations that prefer open-source solutions.
• Learning Curve
  Requires a learning curve as its conceptual model and query language are different from traditional databases, potentially requiring additional training.
• Dependency on AWS
  Relying on AWS ecosystem for the storage backend can limit choices for deployment environments, impacting flexibility.

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KotlinConf 2018 - Datomic: The Most Innovative DB You've Never Heard Of by August Lilleaas

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