Viewing profile — aptxkid
aptxkid
HN member- Joined
- Sat, Mar 30, 2013, 11:22 PM UTC
- HN karma
- 225
- Public activity
- 80 items
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About aptxkid
Software Engineer at FB working on distributed systems.
Recent public activity
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Comment #29211326
I genuinely think DeWitt clause is good for the users (bad for researchers). Without it, especially in the context of cooperate competitions, the company with the most marketing po…
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Comment #29210531
I disagree. It makes sense for Snowflake to response to what-they-think-is an unreasonably bad result published by Databricks. And they focused more on Snowflake’s result and only …
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Comment #29210501
Exactly. That’s why I think public benchmark war is just a waste of time. There will ALWAYS be some subtle differences between the two platforms that results will never be apple to…
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Comment #29210451
Snowflake claims the snowflake result from Databricks was not audited. It’s not that Databricks numbers were artificially good but rather Snowflake’s number was unreasonably bad.
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Comment #29210420
I don’t think they are saying benchmark is not important but rather public benchmark war being a distraction.
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Comment #29210387
It’s probably just me but the distinction between datalake and data warehouse seems like splitting hairs. Unstructured data can always be stored on structure databases. What’s the …
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Comment #29210311
Whose result can be trusted is beside the point - I actually believe both experiments were likely conducted in good faith but with incomplete context. But that’s beside the point. …
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Comment #29206985
Personally I think it’s a great response and very well written. I didn’t jump on the congrats-Databricks wagon when the result first came out because of the weird front page compar…
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Comment #29119649
People have different skill sets. I bet there are engineers out there feeling more comfortable building a mobile app than a webapp.
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Comment #29066724
To understand how they are different, you need to know Default Initialization, Direct List Initialization, Aggregate Initialization, Default Member Initialization, List Initializat…
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Comment #28973490
I agree that positive vs. negative is beside the point. But deadlock and positive feedback loop are different things though.
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Comment #28964753
It sounds more like deadlock than a positive feedback loop (also it’s weird that he calls it negative feedback loop).
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Comment #28933096
Proud to be a Bostonian!
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Comment #28741650
I wrote a post explaining FDB as well, which got retweeted by @FoundationDB https://mobile.twitter.com/aptxk1d/status/141786976657708237... My post focuses on the correctness, proo…
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Comment #28737337
It does, which one can argue it’s an implementation detail. The differences I mentioned above eg sharding, transaction boundary, secondary indices, etc. should be generally applica…
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Comment #28737136
How a graph DB index the data to support this query?
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Comment #28737115
This is a great topic. I have been working on TAO for many years. I am not very familiar with other graph databases; I assume fundamentally they are more or less the same. Here are…
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Comment #28725514
Marketing pitch doesn’t have to make sense to be successful. Andy is a marketing genius.