[postgis-users] Forcibly parallelizing very expensive st_unaryunion in sequential scan on 20 row MultiLineString Table

Andrew Joseph ap.joseph at live.com
Thu Nov 26 14:14:05 PST 2020

st_linemerge doesn’t have the new gridsize parameter introduced in GEOS 3.9/Postgis 3.1 -so not an option since these linestrings need to be polygonized accurately.

Sent from Mail<https://go.microsoft.com/fwlink/?LinkId=550986> for Windows 10

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.osgeo.org/pipermail/postgis-users/attachments/20201126/11bc3ef4/attachment.html>

More information about the postgis-users mailing list