vojtatom

import duckdb
import flask

# Initialize Flask app
app = flask.Flask(__name__)

# Setup a global DuckDB connection with spatial extension loaded
# Connect to a persistent database file with the geometry data
config = {"allow_unsigned_extensions": "true"}
con = duckdb.connect("tiles.db", True, config)

vojtatom

/*
 *  File: geoparquet.cpp
 *
 *  Purpose: A minimal example to build a GeoParquet file using Apache Arrow.
 *
 *  Prerequisites: The Apache Arrow library is needed and can be installed as follows
 *      $ git clone https://github.com/apache/arrow.git
 *      $ cd arrow/cpp
 *      $ mkdir build
 *      $ cd build