UNIFIED DATA PROCESSING FRAMEWORK

composer require flow-php/etl ~0.33.0

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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:

Description

Apply any PHP callable (function or method) to your data. This is useful when no built-in scalar function exists for your specific transformation needs.

Documentation

Transformations

Code

<?php

declare(strict_types=1);

use function Flow\ETL\DSL\{data_frame,
    from_array,
    lit,
    ref,
    to_output};
use function Flow\Types\DSL\{type_integer, type_list};

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

(data_frame())
    ->read(
        from_array(
            [
                ['integers' => '1,2,3'],
                ['integers' => '5,7'],
                ['integers' => '0,2,4'],
            ]
        )
    )
    ->withEntry(
        'integers',
        ref('integers')->call(lit('explode'), ['separator' => ','], refAlias: 'string', returnType: type_list(type_integer()))
    )
    ->write(to_output(truncate: false))
    ->run();

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