Viewing profile — timgarmstrong

This is true, but in the case where files are read only, just reading directly from the files with fread()/read()/etc works pretty well. You do have to pay the cost of a system cal…

Every solution for robust joins sorting, hashing, or partitioning of some form and if you squint hard partitioning and hashing are very closely related to sorting, so I understand …

The theme does come up in some papers - Google's F1 papers for example. A lot of it doing the engineering work to make known techniques work - you can have a broadcast join that sp…

If I were running an open source software business, I would simply provide long-term support updates for free and also have lots of money to fund ongoing development.

If you're using open source software and not paying anyone, sometimes shit happens and you will be surprised or disappointed and have no recourse. Even if everyone starts off with …

shared_ptrs, if misused, can cause a lot of memory management issues, because you end up with a web of object lifetime dependencies that is hard to reason about. I think this is a …

Being compute-bound is pretty standard for analytic queries (i.e. computing aggregate things over larger data sets). A lot of workloads do have high reuse rates of data so you'll g…