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:

Documentation

Save Mode

Code

<?php

declare(strict_types=1);

use function Flow\ETL\Adapter\CSV\{from_csv, to_csv};
use function Flow\ETL\DSL\{data_frame, overwrite, to_output};

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

data_frame()
    ->read(from_csv(__DIR__ . '/input/file.csv'))
    ->saveMode(overwrite())
    ->write(to_csv(__DIR__ . '/output/file.csv'))
    ->collect()
    ->write(to_output(truncate: false))
    ->run();

data_frame()
    ->read(from_csv(__DIR__ . '/output/file.csv'))
    ->saveMode(overwrite())
    ->drop('name')
    ->write(to_csv(__DIR__ . '/output/file.csv'))
    ->collect()
    ->write(to_output(truncate: false))
    ->run();

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