PostGIS

DropOverviewConstraints — Untag a raster column from being an overview of another.

+boolean +DropOverviewConstraints(+`name `+ovschema, name ovtable, name ovcolumn`)`;

+boolean +DropOverviewConstraints(+`name `+ovtable, name ovcolumn`)`;

Remove from a raster column the constraints used to show it as being an overview of another in the raster_overviews raster catalog.

When the ovschema parameter is omitted, the first table found scanning the search_path will be used.

Availability: 2.0.0

Section 11.2.2, “Raster Overviews”, AddOverviewConstraints, DropRasterConstraints