across                  Apply a function across multiple columns
append_vtr              Append rows or columns to an existing .vtr file
arrange                 Sort rows by column values
as_embedding            Encode vectors as an embedding column
bind_rows               Bind rows or columns from multiple vectra
                        tables
block_fuzzy_lookup      Fuzzy-match query keys against a materialized
                        block
block_lookup            Probe a materialized block by column value
chunk_feeder            Turn a query into a resettable chunk generator
collect                 Execute a lazy query and return a data.frame
collect_chunked         Fold a function over a query, one batch at a
                        time
collect_sf              Materialize a spatial query as an sf object
contours                Extract contour iso-lines from a streamed
                        raster
count                   Count observations by group
create_index            Create a hash index on a .vtr file column
cross_join              Cross join two vectra tables
delete_vtr              Logically delete rows from a .vtr file
desc                    Mark a column for descending sort order
diff_vtr                Compute the logical diff between two .vtr files
dim.vectra_node         Dimensions of a lazy query
distinct                Keep distinct/unique rows
embedding_distance      Embedding distance functions
explain                 Print the execution plan for a vectra query
feature_knn             Nearest neighbours of a streamed layer in
                        predictor space
filter                  Filter rows of a vectra query
floor_time              Floor a datetime column to a calendar grid
focal                   Moving-window (focal) statistics over a
                        streamed raster
fuzzy_join              Fuzzy join two vectra tables by string distance
geom_expressions        Geometry functions inside mutate(), filter(),
                        and summarise()
glimpse                 Get a glimpse of a vectra table
grid                    Define a uniform grid for a partitioned spatial
                        join
group_by                Group a vectra query by columns
group_map               Apply a function to each shard of a partition
has_index               Check whether a .vtr column has a usable hash
                        index
head.vectra_node        Limit results to first n rows
interval_join           Interval (range overlap) join of two vectra
                        tables
kmer                    k-mer spectrum of a sequence column
left_join               Join two vectra tables
link                    Define a link between a fact table and a
                        dimension table
lookup                  Look up columns from linked dimension tables
mask                    Mask a streamed raster to a polygon layer
materialize             Materialize a vectra node into a reusable
                        in-memory block
mosaic                  Merge aligned rasters onto a common grid
mutate                  Add or transform columns
offload                 Spill a query to disk and stream it back (the
                        offload functor)
polygonize              Vectorise a raster into polygons
print.vectra_node       Print a vectra query node
proximity               Euclidean distance to the nearest feature
                        (proximity)
pull                    Extract a single column as a vector
rast_calc               Cellwise calculation over aligned rasters (map
                        algebra)
rast_feature_distance   Predictor-space nearest-neighbour distance
                        surface over a raster
rasterize               Rasterize a streamed point layer onto a fixed
                        grid
reframe                 Summarise with variable-length output per group
relocate                Relocate columns
rename                  Rename columns
resample                Resample a time series to a calendar grid
rolling                 Time-based rolling aggregates
select                  Select columns from a vectra query
seq_expressions         Biological-sequence functions inside mutate(),
                        filter(), and summarise()
slice                   Select rows by position
slice_head              Select first or last rows
spatial_centerline      Trace the centerline (medial axis) of streamed
                        polygons
spatial_clip            Clip or erase a streamed layer against a
                        resident mask
spatial_construct       Build a set-wise geometry construction,
                        optionally per group
spatial_dissolve        Dissolve geometries by group
spatial_eliminate       Merge sliver polygons into a neighbour
spatial_explode         Explode multipart geometries into single-part
                        features
spatial_filter          Keep streamed rows by their spatial relation to
                        a resident layer
spatial_join            Spatial join a streamed query against a
                        resident sf object
spatial_knn             k nearest neighbours of a streamed layer, with
                        distances
spatial_line_merge      Merge contiguous line segments into maximal
                        lines
spatial_locate          Locate streamed points along a resident line
                        layer
spatial_map             Stream a query through an sf transform
spatial_network         Build a routable network graph from a line
                        layer
spatial_overlay         Self-overlay a polygon layer into disjoint
                        pieces (QGIS-style Union)
spatial_polygonize      Build polygonal faces from a line network
spatial_route           Shortest paths and origin-destination costs
                        over a network
spatial_service_area    Service areas and isochrones over a network
spatial_simplify        Simplify a polygon coverage without tearing
                        shared edges
spatial_smooth          Smooth streamed line and polygon geometry
spatial_snap            Snap a streamed layer toward a resident
                        reference layer
spatial_snap_grid       Snap a streamed layer's coordinates to a fixed
                        grid
spatial_split           Split a streamed layer by a resident blade, or
                        return its crossing points
spatial_topology        Build the shared-edge topology of a polygon
                        coverage
st_write.vectra_node    Stream a vectra node's geometry to a vector
                        file
summarise               Summarise grouped data
tbl                     Create a lazy table reference from a .vtr file
tbl_bed                 Create a lazy table reference from a BED file
tbl_csv                 Create a lazy table reference from a delimited
                        text file
tbl_fasta               Create a lazy table reference from a FASTA file
tbl_fastq               Create a lazy table reference from a FASTQ file
tbl_sqlite              Create a lazy table reference from a SQLite
                        database
tbl_tiff                Create a lazy table reference from a GeoTIFF
                        raster
tbl_xlsx                Create a lazy table reference from an Excel
                        (.xlsx) file
terrain                 Terrain derivatives from a streamed elevation
                        raster
tiff_band_names         Read per-band names from a GeoTIFF
tiff_crs                Read CRS metadata from a GeoTIFF
tiff_extract_points     Extract raster values at point coordinates
tiff_metadata           Read GDAL_METADATA from a GeoTIFF
transmute               Keep only columns from mutate expressions
ungroup                 Remove grouping from a vectra query
vec_build_overviews     Build overview pyramids for a .vec raster
vec_close_raster        Close a .vec raster handle
vec_extract_points      Extract band values at (x, y) points from a
                        .vec raster
vec_open_raster         Open a .vec raster
vec_raster_layout       Tile layout of an open .vec raster
vec_raster_times        Distinct time stamps stored in a .vec time cube
vec_read_pixel_series   Read the full time series at a single pixel
                        from a .vec time cube
vec_read_time_slice     Read a single time slice from a .vec time cube
vec_read_window         Read a window of pixels from a .vec raster
vec_to_tiff             Export a .vec raster to GeoTIFF
vec_write_raster        Write a raster matrix or 3D array to a .vec
                        raster file
vec_write_time_cube     Write a 4D time-cube raster to .vec
vectra_mem              Resolve the vectra memory budget
vtr_schema              Create a star schema over linked vectra tables
warp                    Resample or reproject a streamed raster onto a
                        target grid
write_csv               Write query results or a data.frame to a CSV
                        file
write_sqlite            Write query results or a data.frame to a SQLite
                        table
write_tiff              Write query results to a GeoTIFF file
write_vtr               Write data to a .vtr file
zonal                   Summarise raster values within zones
