Apache Cassandra

Website

cassandra.apache.org

$ Details

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Categories

#Databases #NoSQL Databases #Relational Databases #Big Data

Protocol Buffers

Website

protobuf.dev

$ Details

Categories

#Developer Tools #Web Servers #Configuration Management #Software Development

Apache Cassandra features and specs

• Scalability
  Apache Cassandra is designed for linear scalability and can handle large volumes of data across many commodity servers without a single point of failure.
• High Availability
  Cassandra ensures high availability by replicating data across multiple nodes. Even if some nodes fail, the system remains operational.
• Performance
  It provides fast writes and reads by using a peer-to-peer architecture, making it highly suitable for applications requiring quick data access.
• Flexible Data Model
  Cassandra supports a flexible schema, allowing users to add new columns to a table at any time, making it adaptable for various use cases.
• Geographical Distribution
  Data can be distributed across multiple data centers, ensuring low-latency access for geographically distributed users.
• No Single Point of Failure
  Its decentralized nature ensures there is no single point of failure, which enhances resilience and fault-tolerance.

Possible disadvantages of Apache Cassandra

• Complexity
  Managing and configuring Cassandra can be complex, requiring specialized knowledge and skills for optimal performance.
• Eventual Consistency
  Cassandra follows an eventual consistency model, meaning that there might be a delay before all nodes have the latest data, which may not be suitable for all use cases.
• Write-heavy Operations
  Although Cassandra handles writes efficiently, write-heavy workloads can lead to compaction issues and increased read latency.
• Limited Query Capabilities
  Cassandra's query capabilities are relatively limited compared to traditional RDBMS, lacking support for complex joins and aggregations.
• Maintenance Overhead
  Regular maintenance tasks such as node repair and compaction are necessary to ensure optimal performance, adding to the administrative overhead.
• Tooling and Ecosystem
  While the ecosystem for Cassandra is growing, it is still not as extensive or mature as those for some other database technologies.

Protocol Buffers features and specs

• Efficiency
  Protocol Buffers are designed to be compact and efficient, using less space compared to other serialization formats like XML or JSON. This efficiency benefits both storage and network transmission.
• Backward and Forward Compatibility
  Protocol Buffers support easy schema evolution. New fields can be added to your protocol without breaking existing deployed programs that are compiled with an older version of the protocol.
• Performance
  They offer fast serialization and deserialization, which can significantly improve performance in applications where speed is critical.
• Language Support
  Protocol Buffers are supported in multiple programming languages, making them flexible for use in diverse tech stacks and across different systems.
• Type Safety
  With Protocol Buffers, schemas are strictly defined, which provides a level of type safety compared to text-based formats like JSON or XML.

Possible disadvantages of Protocol Buffers

• Learning Curve
  The initial setup and understanding of Protocol Buffers can be complex for those who are not familiar with binary serialization formats.
• Debugging Difficulty
  Because Protocol Buffers use a compact and binary format, debugging can be more challenging compared to human-readable formats like JSON or XML.
• Limited Human Readability
  As a binary format, Protocol Buffers are not easily readable without decoding, which can complicate manual inspection of data during development or troubleshooting.
• Third-Party Dependency
  Using Protocol Buffers often requires integrating additional libraries into your project, which can introduce dependencies that need to be maintained.
• Tooling Overhead
  The use of Protocol Buffers requires a compilation step and the generation of code from .proto files, which adds complexity and build-time overhead.

Course Intro | DS101: Introduction to Apache Cassandra™

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Protocol Buffers- A Banked Journey - Christopher Reeves

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