To load a Parquet file over HTTP(S), the httpfs extension is required. This can be installed using the INSTALL SQL command. This only needs to be run once.
INSTALL httpfs;
To load the httpfs extension for usage, use the LOAD SQL command:
LOAD httpfs;
After the httpfs extension is set up, Parquet files can be read over http(s):
SELECT * FROM read_parquet('https://domain/path/to/file.parquet');
For example:
SELECT * FROM read_parquet('https://duckdb.org/data/prices.parquet');
Moreover, the read_parquet function itself can also be omitted thanks to DuckDB's replacement scan mechanism:
SELECT * FROM 'https://duckdb.org/data/holdings.parquet';
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