Arroyo
Data
stream processing
SHOW HN2023
How HN took it
2 positive, 10 neutral or asking, 1 mixed, 1 critical, out of 14 comments about the project. Thread score +0.02.
Design: 1 for, 1 againstPerformance: 1 for, 0 against
The thread, comment by comment
Each row is a top-level comment and its replies, in HN's order. Select a cell to open that comment on HN.
positive neutral or mixed critical about another commenter or something else the maker
What HN said
What people liked
Good to see non-JVM streaming projects and SQL-first API
From 1 comment
Between Flink, Spark and KSQL, streaming is very JVM centric. It is nice to see more non JVM projects emerge. I am not sure about your premise that the operations side is…
benjaminwootton on HN
Support for Nomad is welcome
From 1 comment
This looks great, and it’s very cool that it recommends Nomad to run it in production. I wish more products would support (or at least document how to run on) Nomad.
httgp on HN
Objections
Late-arriving events are silently dropped by watermarks
From 1 comment
In the watermarks documentation it mentions that events arriving after the watermark are dropped. Are there any plans to make this configurable (to disable dropping or trigger…
jsty on HN
Watermarks appear to be fixed length
From 1 comment
Unbounded streams, but with watermarks (which right now seem fixed length?): https://doc.arroyo.dev/concepts#watermarks Also works based on fixed, pre-built pipelines. This is…
thom on HN
Requests
Configurable handling of late-arriving data and alerts
From 1 comment
In the watermarks documentation it mentions that events arriving after the watermark are dropped. Are there any plans to make this configurable (to disable dropping or trigger…
jsty on HN
Nexmark or performance benchmarks against Flink and DBSP
From 1 comment
As an aside - we are evaluating different streaming engines to power data projections for Prisma.io. Excited to see support for Debezium coming in v0.4.0. Would be interesting to…
sorenbs on HN
Questions
How does it compare to Flink in pros and cons and resource use
From 1 comment
Very interesting project, Arroyo has been on my watch list for a while! How would you say does Arroyo compare to Apache Flink, i.e. what are pros and cons? For instance, given…
gunnarmorling on HN
How does it compare to Materialize
From 1 comment
Would love to know how you look at tools list Materialize in comparison
dangoodmanUT on HN
Is it an alternative to Confluent KSQL
From 1 comment
Would Arroyo be an alternative to Confluent KSQL?
laurensr on HN
How does feature parity compare with Tinybird
From 1 comment
Very exciting, how is feature parity with tinybird? https://www.tinybird.co/
KRAKRISMOTT on HN
Alternatives named
Apache Flink
From 1 comment
Very interesting project, Arroyo has been on my watch list for a while! How would you say does Arroyo compare to Apache Flink, i.e. what are pros and cons? For instance, given…
gunnarmorling on HN
Confluent KSQL
From 1 comment
Would Arroyo be an alternative to Confluent KSQL?
laurensr on HN
DBSP
From 1 comment
This is a really exciting project! I recently learned about https://github.com/vmware/database-stream-processor which builds on a new theoretical foundation and claims to be 9x…
sorenbs on HN
Benthos
From 1 comment
Looks cool. What is the difference between this tools and benthos (https://www.benthos.dev/)?
yevpats on HN
Materialize
From 1 comment
Would love to know how you look at tools list Materialize in comparison
dangoodmanUT on HN
Tinybird
From 1 comment
Very exciting, how is feature parity with tinybird? https://www.tinybird.co/
KRAKRISMOTT on HN