15 code implementations • 22 Sep 2017 • Daniel Lemire, Owen Kaser, Nathan Kurz, Luca Deri, Chris O'Hara, François Saint-Jacques, Gregory Ssi-Yan-Kai
Compressed bitmap indexes are used in systems such as Git or Oracle to accelerate queries.
Databases
13 code implementations • 21 Mar 2016 • Daniel Lemire, Gregory Ssi-Yan-Kai, Owen Kaser
To better handle these cases, we build a new Roaring hybrid that combines uncompressed bitmaps, packed arrays and RLE compressed segments.
Databases
