ddbs_area               Calculates the area of geometries
ddbs_as_hexwkb          Convert geometries to hexadecimal Well-Known
                        Binary (HEXWKB) format
ddbs_as_text            Convert geometries to Well-Known Text (WKT)
                        format
ddbs_as_wkb             Convert geometries to Well-Known Binary (WKB)
                        format
ddbs_bbox               Returns the minimal bounding box enclosing the
                        input geometry
ddbs_boundary           Returns the boundary of geometries
ddbs_buffer             Creates a buffer around geometries
ddbs_centroid           Calculates the centroid of geometries
ddbs_combine            Combine geometries into a single MULTI-geometry
ddbs_concave_hull       Returns the concave hull enclosing the geometry
ddbs_contains           Spatial contains predicate
ddbs_contains_properly
                        Spatial contains properly predicate
ddbs_convex_hull        Returns the convex hull enclosing the geometry
ddbs_covered_by         Spatial covered by predicate
ddbs_covers             Spatial covers predicate
ddbs_create_conn        Create a DuckDB connection with spatial
                        extension
ddbs_create_schema      Check and create schema
ddbs_crosses            Spatial crosses predicate
ddbs_crs                Check CRS of a table
ddbs_difference         Calculates the difference of two geometries
ddbs_disjoint           Spatial disjoint predicate
ddbs_distance           Returns the distance between two geometries
ddbs_drivers            Get list of GDAL drivers and file formats
ddbs_envelope           Returns the envelope (bounding box) of
                        geometries
ddbs_equals             Spatial equals predicate
ddbs_exterior_ring      Extracts the exterior ring of polygon
                        geometries
ddbs_filter             Performs spatial filter of two geometries
ddbs_flip               Flip geometries horizontally or vertically
ddbs_generate_points    Generate random points within geometries
ddbs_glimpse            Check first rows of the data
ddbs_install            Checks and installs the Spatial extension
ddbs_interpolate_aw     Areal-Weighted Interpolation using DuckDB
ddbs_intersection       Calculates the intersection of two geometries
ddbs_intersects         Spatial intersects predicate
ddbs_intersects_extent
                        Spatial intersects extent predicate
ddbs_is_simple          Check if geometries are simple
ddbs_is_valid           Check if geometries are valid
ddbs_is_within_distance
                        Within Distance predicate
ddbs_join               Performs spatial joins of two geometries
ddbs_length             Calculates the length of geometries
ddbs_list_tables        Check tables and schemas inside a database
ddbs_load               Loads the Spatial extension
ddbs_make_polygon       Creates polygons from linestring geometries
ddbs_make_valid         Make invalid geometries valid
ddbs_overlaps           Spatial overlaps predicate
ddbs_predicate          Spatial predicate operations
ddbs_quadkey            Convert geometries to QuadKey tiles
ddbs_read_vector        Load spatial vector data from DuckDB into R
ddbs_register_vector    Register an SF Object as an Arrow Table in
                        DuckDB
ddbs_rotate             Rotate geometries around centroid
ddbs_rotate_3d          Rotate 3D geometries around an axis
ddbs_scale              Scale geometries by X and Y factors
ddbs_shear              Shear geometries
ddbs_shift              Shift geometries by X and Y offsets
ddbs_simplify           Simplify geometries
ddbs_stop_conn          Close a duckdb connection
ddbs_touches            Spatial touches predicate
ddbs_transform          Transform coordinate reference system of
                        geometries
ddbs_union              Union of geometries
ddbs_within             Spatial within predicate
ddbs_within_properly    Spatial within properly predicate
ddbs_write_vector       Write an SF Object to a DuckDB Database
