Extend Contao Backend Tables Safely with the Data Container Array
Add custom fields to tl_page or other Contao tables using DCA without editing core files, then verify the change in the backend.
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Adding Custom Fields to Contao’s Backend with the Data Container Array
Learn how Contao’s Data Container Array lets you declare custom backend fields declaratively, with a worked example, cache caveats, and schema trade-offs.
contaoDefine a Custom Database-Backed Content Element in Contao with DCA
Use Contao's Data Container Array to declare a database table, form layout, and list view for a custom content element. The article walks through a full DCA file, a controller with the #[AsContentElement] attribute, migration with contao:migrate, and common pitfalls to avoid.
Choosing DCA Over Custom Controllers for Contao Back-End Forms
Stop writing custom Symfony controllers for standard CRUD in Contao. The Data Container Array (DCA) generates list views, edit forms, and database schema from a single declarative PHP array. This post shows a complete job posting example and the exact verification steps.
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