Viewing profile — grammr
grammr
HN member- Joined
- Tue, Jul 20, 2010, 7:50 AM UTC
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About grammr
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Recent public activity
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Comment #18324923
Performance depends heavily on the complexity of your continuous queries, which is why we don't really publish benchmarks. PipelineDB is different from more traditional systems in …
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Comment #18313629
How aggregations are performed are determined entirely by your own continuous view definitions [0]. In this case I'm guessing you'd want to include a time-based column in the aggre…
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Comment #18297595
PipelineDB co-founder here--I think this is a pretty fair take! I would also like to point out that the aggregate data stored in PipelineDB can still be further aggregated, process…
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Comment #18297503
Sure! So stream-stream JOINs actually haven't been requested by users as much as you'd think. Users have generally been able to get what they need by using topologies of transforms…
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Comment #18297336
I'm Derek, one of the co-founders--excellent question! The former. PipelineDB performs aggregations in memory on microbatches of events, and only merges the aggregate output of eac…
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Comment #18297143
This is precisely why PipelineDB has rich support for data structures such as HyperLogLog [0]. HLL's allow you to track distincts information using fixed-size HLLs that only grow t…
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Comment #18296164
The most impactful thing you can do here is ask the RDS team for this. If enough users ask them for it they'll eventually begin seriously considering it :)
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Comment #18296070
I'm Derek, one of the co-founders--great questions! > So you create a table, insert into it, and it's always empty. Is that right? That is correct. Streams can only be read by cont…
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Comment #18295988
I'm Derek, one of the co-founders--that's an interesting way to frame it, I think that makes a lot of sense at a high level. We're in contact with the TSDB founders (awesome and su…
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Comment #18295926
I'm Derek, one of the co-founders--thank you! We're super happy with where Stride is at! We've continued to onboard customers in a few AWS regions and the infrastructure is rock so…
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Comment #16926585
We haven't looked too far into integrations with any existing systems at this point, but if there was significant user demand for it on both ends we'd definitely be open to it. One…
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Comment #16925891
Hi there! I'm one of the PipelineDB founders. This description is correct. The unique thing about PipelineDB is that it doesn't store granular data. Once all aggregates are increme…
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Comment #13902824
If you're open to sharing, I'd love to hear more about your potential use case. Please email me!
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Comment #13902747
Hello! I'm Derek, one of the PipelineDB co-founders. The way using PipelineDB feels to users has always been a principal consideration to us and how we make design decisions, so a …
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Comment #13664624
> Pipelinedb is annoying though in that it is a fork and not an extension. Hi, I'm one of the PipelineDB co-founders--thanks for using our product! Making PipelineDB an extension i…
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Comment #13493210
Stride is a realtime analytics API built for scale and performance. It allows you to construct networks of continuous processing nodes that either materialize results (think high-t…
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Comment #13492719
(Hi! I'm one of the founders of PipelineDB) PipelineDB will be a standard PostgreSQL extension[0] by release 1.0.0. Currently we're about to release 0.9.7, and each release after t…
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Comment #10118159
Author here. The post is pretty high level so I'm more than happy to answer any questions or elaborate on anything here.
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Comment #9854197
There was a bug in the example. Fixed, thanks!
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Comment #9849430
We just updated http://www.pipelinedb.com/download/0.7.7/osx . Please shoot me an email (I'm Derek) if you have any issues installing this package. Thanks for your patience!
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Comment #9848908
Sorry about that, OSX packaging is a bit finicky right now. We'll publish a package with more sensible defaults very shortly.