public void removeExtension() {

		try {
			if (extensionsDao.isTableExists()) {
				extensionsDao.deleteByExtension(EXTENSION_NAME);
			}
		} catch (SQLException e) {
			throw new GeoPackageException(
					"Failed to delete CRS WKT extension. GeoPackage: "
							+ geoPackage.getName(), e);
		}

	}
public void removeExtension ( ) { try { if ( extensionsDao . isTableExists ( ) ) { extensionsDao . deleteByExtension ( EXTENSION_NAME ) ; } } catch ( SQLException e ) { throw new GeoPackageException ( "Failed to delete CRS WKT extension. GeoPackage: " + geoPackage . getName ( ) , e ) ; } }
Remove the extension. Leaves the column and values.

@since 3.2.0