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World Congress 2024 • Aug 22, 2024 • Session details

Maximising Cassandra's Potential: Tips on Schema, Queries, Parallel Access, and Reactive Programming

Hartmut Armbruster

Why is Apache Cassandra a tool of last resort? Discover how query-first schemas and parallel reactive programming can shrink 80 sequential database operations into just two concurrent steps.

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#1 about 5 min

Defining functional requirements for a continuous social feed

Identifying the necessary functional capabilities and data entities to build an endless scrolling interface with pinned pagination.

#2 about 3 min

Defining access patterns with a query-first database strategy

How to identify and prioritize querying structures before modeling data to accommodate distributed backend limitations.

#3 about 6 min

Architecting the data schema for prioritized read operations

Mapping explicit access patterns to tables using primary partition keys and chronological clustering identifiers.

#4 about 8 min

Optimizing application process flows through iterative query refinement

Reducing total data retrieval times by consolidating distinct queries and executing necessary lookups concurrently.

#5 about 6 min

Orchestrating non-blocking database queries with reactive programming code

Leveraging asynchronous drivers and declarative application logic to securely manage complex parallel interaction architectures.

#6 about 2 min

Analyzing telemetry trace results for millisecond response latency

Validating operational optimization strategies using open telemetry metrics to demonstrate highly efficient endpoint processing speeds.

#7 about 4 min

Evaluating scalability trade-offs and complexity in distributed databases

Weighing the operational costs of denormalized schema layouts, eventual consistency, and data bucketing against standard relational alternatives.

Matching moments

2:36 min

Modern application stacks and real-time data requirements

Tim Faulkes · LIVE

3:16 min

Q&A on database vendor lock-in and alternative architectural choices

George Asafev · WWC 2023

1:56 min

Keeping systems straightforward to minimize performance bottlenecks at scale

Josip Stuhli Josip Stuhli · Coffee With Developers

2:03 min

Building scalable applications with reactive programming

Josh Long · WWC 2022

2:18 min

Comparing PostgreSQL and DynamoDB for read-heavy storage

George Asafev · WWC 2023

4:30 min

Introducing data management and the shift to streaming

Mary Grygleski Mary Grygleski · LIVE

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