Hi, Regina, It did not work. Regards, David On Tuesday, 8 August 2023, Regina Obe <[email protected]> wrote:
> Are you running GEOS > 3.9. > > > > If so maybe ST_Union with a gridsize might work better for you needs over > ST_Collect > > > > https://postgis.net/docs/ST_Union.html > > > > There are also a number of precision reduction functions > > > > https://postgis.net/docs/ST_SimplifyPreserveTopology.html > > https://postgis.net/docs/ST_SnapToGrid.html > > > > come to mind > > > > > > > > *From:* postgis-users [mailto:[email protected]] *On > Behalf Of *Shaozhong SHI > *Sent:* Tuesday, August 8, 2023 5:46 PM > *To:* PostGIS Users Discussion <[email protected]> > *Subject:* [postgis-users] Size of geometry issue > > > > St_collect is used and size issue may cause the problem. > > > > If just their relationship needs to be depicted, how can the size of > geometry be reduced? > > > > Regards, > > > > David >
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