Datomic

Website

datomic.com

Pricing URL

Official Datomic Pricing

$ Details

-

Platforms

-

Categories

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

ObjectBox

Website

objectbox.io

Pricing URL

-

$ Details

Platforms

iOS Android Windows Linux C++ Java Python Go Swift

Categories

#Databases #NoSQL Databases #Synchronization #Database Management #iOS Programming #Android #IoT

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.

ObjectBox features and specs

• Performance
  ObjectBox is known for its high performance in terms of speed. It provides fast data access and efficient data storage, which can be crucial for mobile applications and IoT devices.
• Ease of Use
  ObjectBox offers an intuitive API that simplifies database management. Developers can easily implement it without needing extensive database expertise.
• Object-Oriented Approach
  ObjectBox allows developers to work with database objects directly, eliminating the need for ORMs and reducing boilerplate code.
• Cross-Platform Support
  Supports multiple platforms including Android, iOS, Linux, and others, enabling seamless data management across different operating systems.
• Automatic Updates
  ObjectBox provides automatic database schema migrations, making it easier to manage changes without manual intervention.
• Size
  It has a small footprint, which is beneficial for mobile applications where space and resources are constrained.

Possible disadvantages of ObjectBox

• Limited Complexity Handling
  While great for simpler use cases, ObjectBox may face challenges with complex queries and data structures compared to more traditional SQL-based databases.
• Community and Support
  Being a relatively newer database solution, it has a smaller community compared to established databases like SQLite, potentially reducing the availability of community-driven support and resources.
• Feature Set
  It might lack some advanced features found in other databases, such as customized SQL queries, which could be limiting for some applications.
• Vendor Lock-In
  Using ObjectBox ties you to its ecosystem, which might limit flexibility if you choose to switch databases in the future.
• Learning Curve
  Despite its ease of use, developers unfamiliar with NoSQL or object database paradigms might encounter a learning curve.

Analysis of ObjectBox

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

More videos:

Getting Started with Objectbox for Android / Java

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