UNIFIED DATA PROCESSING FRAMEWORK

composer require flow-php/etl ^0.10.0

Changelog

Extracts

Read from various data sources.

Transforms

Shape and optimize for your needs.

Loads

Store and secure in one of many available data sinks.

Examples:

Download

composer.json

{
    "name": "flow-php/examples",
    "description": "Flow PHP - Examples",
    "license": "MIT",
    "type": "library",
    "require": {
        "flow-php/etl": "1.x-dev"
    }
}

code.php

<?php

declare(strict_types=1);

use function Flow\ETL\DSL\{data_frame, from_rows, int_entry, json_entry, ref, row, rows, to_stream};

require __DIR__ . '/vendor/autoload.php';

data_frame()
    ->read(from_rows(rows(
        row(int_entry('id', 1), json_entry('array', ['a' => 1, 'b' => 2, 'c' => 3])),
    )))
    ->withEntry('array_size', ref('array')->size())
    ->write(to_stream(__DIR__ . '/output.txt', truncate: false))
    ->run();

Output

+----+---------------------+------------+
| id |               array | array_size |
+----+---------------------+------------+
|  1 | {"a":1,"b":2,"c":3} |          3 |
+----+---------------------+------------+
1 rows

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