Symfony
sponsored by SensioLabs
Menu
  • About
  • Documentation
  • Screencasts
  • Cloud
  • Certification
  • Community
  • Businesses
  • News
  • Download
  1. Home
  2. Documentation
  3. Cookbook
  4. Doctrine
  5. How to Register Custom DQL Functions
  • Documentation
  • Book
  • Reference
  • Bundles
  • Cloud
Search by Algolia

How to Register Custom DQL Functions

Edit this page

Warning: You are browsing the documentation for Symfony 2.2, which is no longer maintained.

Read the updated version of this page for Symfony 6.2 (the current stable version).

How to Register Custom DQL Functions

Doctrine allows you to specify custom DQL functions. For more information on this topic, read Doctrine's cookbook article "`DQL User Defined Functions`_".

In Symfony, you can register your custom DQL functions as follows:

  • YAML
  • XML
  • PHP
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
# app/config/config.yml
doctrine:
    orm:
        # ...
        entity_managers:
            default:
                # ...
                dql:
                    string_functions:
                        test_string: Acme\HelloBundle\DQL\StringFunction
                        second_string: Acme\HelloBundle\DQL\SecondStringFunction
                    numeric_functions:
                        test_numeric: Acme\HelloBundle\DQL\NumericFunction
                    datetime_functions:
                        test_datetime: Acme\HelloBundle\DQL\DatetimeFunction
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
<!-- app/config/config.xml -->
<container xmlns="http://symfony.com/schema/dic/services"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xmlns:doctrine="http://symfony.com/schema/dic/doctrine"
    xsi:schemaLocation="http://symfony.com/schema/dic/services http://symfony.com/schema/dic/services/services-1.0.xsd
                        http://symfony.com/schema/dic/doctrine http://symfony.com/schema/dic/doctrine/doctrine-1.0.xsd">

    <doctrine:config>
        <doctrine:orm>
            <!-- ... -->
            <doctrine:entity-manager name="default">
                <!-- ... -->
                <doctrine:dql>
                    <doctrine:string-function name="test_string>Acme\HelloBundle\DQL\StringFunction</doctrine:string-function>
                    <doctrine:string-function name="second_string>Acme\HelloBundle\DQL\SecondStringFunction</doctrine:string-function>
                    <doctrine:numeric-function name="test_numeric>Acme\HelloBundle\DQL\NumericFunction</doctrine:numeric-function>
                    <doctrine:datetime-function name="test_datetime>Acme\HelloBundle\DQL\DatetimeFunction</doctrine:datetime-function>
                </doctrine:dql>
            </doctrine:entity-manager>
        </doctrine:orm>
    </doctrine:config>
</container>
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
// app/config/config.php
$container->loadFromExtension('doctrine', array(
    'orm' => array(
        // ...

        'entity_managers' => array(
            'default' => array(
                // ...

                'dql' => array(
                    'string_functions' => array(
                        'test_string'   => 'Acme\HelloBundle\DQL\StringFunction',
                        'second_string' => 'Acme\HelloBundle\DQL\SecondStringFunction',
                    ),
                    'numeric_functions' => array(
                        'test_numeric' => 'Acme\HelloBundle\DQL\NumericFunction',
                    ),
                    'datetime_functions' => array(
                        'test_datetime' => 'Acme\HelloBundle\DQL\DatetimeFunction',
                    ),
                ),
            ),
        ),
    ),
));
This work, including the code samples, is licensed under a Creative Commons BY-SA 3.0 license.
We stand with Ukraine.
Version:
Check Code Performance in Dev, Test, Staging & Production

Check Code Performance in Dev, Test, Staging & Production

Peruse our complete Symfony & PHP solutions catalog for your web development needs.

Peruse our complete Symfony & PHP solutions catalog for your web development needs.

↓ Our footer now uses the colors of the Ukrainian flag because Symfony stands with the people of Ukraine.

Avatar of Christian Jul Jensen, a Symfony contributor

Thanks Christian Jul Jensen for being a Symfony contributor

1 commit • 412 lines changed

View all contributors that help us make Symfony

Become a Symfony contributor

Be an active part of the community and contribute ideas, code and bug fixes. Both experts and newcomers are welcome.

Learn how to contribute

Symfony™ is a trademark of Symfony SAS. All rights reserved.

  • What is Symfony?
    • Symfony at a Glance
    • Symfony Components
    • Case Studies
    • Symfony Releases
    • Security Policy
    • Logo & Screenshots
    • Trademark & Licenses
    • symfony1 Legacy
  • Learn Symfony
    • Symfony Docs
    • Symfony Book
    • Reference
    • Bundles
    • Best Practices
    • Training
    • eLearning Platform
    • Certification
  • Screencasts
    • Learn Symfony
    • Learn PHP
    • Learn JavaScript
    • Learn Drupal
    • Learn RESTful APIs
  • Community
    • SymfonyConnect
    • Support
    • How to be Involved
    • Code of Conduct
    • Events & Meetups
    • Projects using Symfony
    • Downloads Stats
    • Contributors
    • Backers
  • Blog
    • Events & Meetups
    • A week of symfony
    • Case studies
    • Cloud
    • Community
    • Conferences
    • Diversity
    • Documentation
    • Living on the edge
    • Releases
    • Security Advisories
    • SymfonyInsight
    • Twig
    • SensioLabs
  • Services
    • SensioLabs services
    • Train developers
    • Manage your project quality
    • Improve your project performance
    • Host Symfony projects
    Deployed on
Follow Symfony
Search by Algolia