Viewing profile — Upitor
Upitor
HN member- Joined
- Mon, Dec 21, 2020, 4:14 PM UTC
- HN karma
- 25
- Public activity
- 18 items
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About Upitor
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Recent public activity
- story
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Comment #44909135
Feels a little weird, given that there is an easy closed formula for the solutions.
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Comment #43058500
Where do you see the upcoming support for multidim data? Link?
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Comment #42468828
In my experience, NWP data is big. Like, really big! Data over HTTP calls seems to limit the use case a bit; have you considered making it possible to mount storage directly (fsspe…
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Comment #30915322
They are still not syncing directly to the AC grid. They are not going 50 rounds per second
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Comment #29741495
I see. I should have read the article more carefully :-)
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Comment #29741045
Also, consider a ‘sales’ table with multiple references to a ‘calendar’ table: [shipped_date], [order_date], [received_date]
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Comment #29741031
In my opinion this proposal seems only to consider simple cases, but there are many not-so-simple relationsship types: Consider a ‘sales’ table which includes columns [time] and [s…
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Comment #29323667
The author makes a case against using “valid_from”/“valid_to” columns on your table. But in my experience, that is the only viable solution. Fx joining an employee-table and a depa…
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Comment #29323430
If he wants to do ML research, why doesn’t he want to do a PhD program? I dont think you can get both: if you do research, there is less focus on making operational software. If yo…
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Comment #29205069
Isomorphic as vector spaces, meaning that their additive structure is the same. But the complex numbers are usually not used as a vector space, but rather as an algebraic field, i.…
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Comment #28950456
Would either of these database systems be proper for a case where you have a mix of large measurement data and small reference/master data that you need to join, filter, etc. ?Exam…
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Comment #28899519
These are fine intros, but then you have to actually dive into these topics. Sometimes there is no real interesting way to explain these topics. Fx, iirc the construction of the re…
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Comment #28430517
As another user wrote, some db systems already can provide suggestions for missing indexes based on stats. But automatically creating them? Should all new indexes just add up (that…
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Comment #28426746
What? I wouldn’t want this. How would you evne automate it? Creating the right indexes is the same as creating the right tables and columns in your data model: It depends on the bu…
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Comment #27923867
Did what exactly? Most the transmission grid at least is overhead lines in Denmark. In fact, it is said that putting more than 15% of transmissions lines underground would be irres…
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Comment #25496216
Anyone has experience with using on Windows (WSL, docker)?