I've spent the last two weeks replacing PhiloLogic's index-construction routines, following my prior work on the query and database interfaces.The legacy index-packing code dates back to sometime before PhiloLogic 2, and is spread over 3 executable programs linked together by a Makefile and some obscure binary state files. Unfortunately, the 3 programs all link to different versions of the same compression library, so they couldn't simply be refactored and recompiled as a single unit.Instead, I worked backwards from the decompression...
Vector Processing for OHCO
I've posted an expanded version of my CI Days talk on Google docs. I'd recommend looking at the speaker notes (click "actions" on the bottom left) since I won't be narrating it in person.The presentation is an attempt to describe, somewhat formally, how PhiloLogic is capable of performing as well as it does. This comes from spending three years learning how Leonid's search core works, and attempting to extend and elucidate whatever I can. It's also the intellectual framework that I'm using to plan new features, like search...
