BTW, the basic GeoHash function is already in Sedona. I believe this function just need to extend those basic GeoHash funcs.
On Wed, Feb 15, 2023 at 5:59 PM Jia Yu <[email protected]> wrote: > > > On Wed, Feb 15, 2023 at 5:59 PM Jia Yu <[email protected]> wrote: > >> This is a fantastic idea. Would you please add it to Sedona? This will >> definitely benefit many Sedona users! >> >> Jia >> >> On Wed, Feb 15, 2023 at 9:49 AM Zachary Paden <[email protected]> wrote: >> >>> Hello all, >>> >>> As a sedona user, I'd like to be able to create covers and compress >>> geohashes. These are features of some IBM libraries >>> < >>> https://www.ibm.com/docs/ja/db2-warehouse?topic=concepts-geohashes-geohash-covers >>> >. >>> >>> >>> Essentially I'd like to add something akin to `ST_GEOHASH_COVER` function >>> and perhaps a `ST_GEOHASH_COMPRESSION` function. This surprisingly >>> doesn't >>> have much support in OSS libraries as far as I can tell, but >>> implementation >>> on some level should be doable IMO. >>> >>> This would allow users to use geohash as another way to index their data, >>> one that is more compatible with other query engines (EG: Anything that >>> supports can support geohashes on some level) >>> >>
