Pducky

This is a basic PHP DuckDB adapter, that executes SQL queries on large data files (CSV).
Using SQLite database & automated CSV parser.

-Its actualy a "POC" alpha version, Wokring in progress on a built-in PHP API for DuckDB-

Benchmark:

Tested using large CSV of 1M rows 1 Go.
Note: No optimizations applied! The benchmark includes databse creation from CSV & query execution.

CPU	Memory	Disk	OS	Timing
i7 (13K)	32 Go	SSD NVMe	Windows 10 Pro x64	2.19s
Xeon (E22)	16 Go	SSD	Linux Debian 11	3.58s
i3 (3)	8 Go	SSD	Windows 10 Pro x64	30.23s

Requirements:

• PHP exec function
• PHP SQLite3 extension

Install:

composer require jakiboy/pducky

Example:

Fetch single value:

$price = (new Pducky\Adapter('data.csv'))->import()->single(
    'SELECT `price` FROM `temp` WHERE `ean` = "0000123456789";'
);

echo $price; // 540.23$

Fetch rows:

$rows = (new Pducky\Adapter('data.csv'))->import()->query(
    'SELECT * FROM `temp` LIMIT 100;'
);

echo $rows; // []

Create database:

 (new Pducky\Adapter('data.csv.gz'))->import('db', 'product');

Todo:

• Add support for XML and other structured format
• Add support for PHP FFI extension (Optional)
• Add structured format converter
• Add header parser

Authors:

• Jakiboy (Initial work)

⭐ Support:

Please give it a Star if you like the project.