PostGIS

ST_AsFlatGeobuf — Return a FlatGeobuf representation of a set of rows.

bytea +`*`+ST_AsFlatGeobuf*(`anyelement set `row`)`;

bytea +`*`+ST_AsFlatGeobuf*(`anyelement `row, bool index`)`;

bytea +`*`+ST_AsFlatGeobuf*(`anyelement `row, bool index, text geom_name`)`;

Return a FlatGeobuf representation (http://flatgeobuf.org) of a set of rows corresponding to a FeatureCollection. NOTE: PostgreSQL bytea cannot exceed 1GB.

row row data with at least a geometry column.

index toggle spatial index creation. Default is false.

geom_name is the name of the geometry column in the row data. If NULL it will default to the first found geometry column.

Availability: 3.2.0