Datomic

Website

datomic.com

Pricing URL

Official Datomic Pricing

$ Details

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Categories

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

InfluxData

Website

influxdata.com

Pricing URL

Official InfluxData Pricing

$ Details

Categories

#Big Data #Databases #Time Series Database #NoSQL Databases

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.

InfluxData features and specs

• High Performance
  InfluxData's InfluxDB is designed to handle high write and query loads, making it suitable for time-series data and real-time applications.
• Open-Source
  The core InfluxDB product is open-source, allowing for transparency, community contributions, and the option to self-host the database.
• Scalability
  InfluxDB offers horizontal scalability, enabling users to handle increasing volumes of data efficiently through clustering.
• Built-In Data Processing
  InfluxData offers integrated tools for data processing and scripting, such as Kapacitor for real-time processing and Flux for advanced querying.
• Rich Ecosystem
  InfluxData provides a comprehensive ecosystem including Telegraf for data collection, Chronograf for visualization, and Kapacitor for alerting and processing.
• Time-Series Focused
  InfluxDB is optimized for time-series data, offering specialized features like time-based retention policies, continuous queries, and downsampling.
• Easy Integration
  InfluxDB integrates well with many third-party data visualization and monitoring tools such as Grafana, making it easier to build end-to-end solutions.

Possible disadvantages of InfluxData

• Complexity
  The comprehensive features and tools in the InfluxData ecosystem can result in a steeper learning curve, especially for novices.
• Cost
  While the open-source version is free, the enterprise and cloud-hosted versions come with a cost, which can be significant for small to mid-sized businesses.
• Resource Intensive
  InfluxDB can be resource-intensive, especially under high loads, requiring significant hardware resources for optimal performance.
• Limited SQL Support
  InfluxDB doesn’t fully support SQL, which can be a hurdle for users accustomed to traditional relational databases. It uses its own query languages like InfluxQL and Flux.
• Fragmented Documentation
  Some users find the documentation fragmented or lacking in depth, which can make troubleshooting and advanced usage more challenging.
• Data Backup and Restore
  Managing backups and restores in InfluxDB can be intricate and may require additional effort and tools to ensure data integrity and availability.

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

More videos:

Barbara Nelson [InfluxData] | Best Practices for Data Ingestion into InfluxDB