/blog / #symfony
#symfony
9 posts
$ Related series
· 19 min
What This Architecture Cost, Measured Rather Than ArguedNEW
What hexagonal architecture costs in Symfony 8: ports, layers and buses counted from the repository, and the thresholds below which it is not worth it. Part 6.
▸ DDD, CQRS and Hexagonal Architecture in Symfony 8 · 6#ddd#hexagonal-architecture#symfony#php#software-architecture#cqrs#refactoring19 min
· 17 min
Event Sourcing Behind the Port You Already Have
Event sourcing in Symfony 8: an event-sourced repository swapped in by one DI alias, proven by the same contract test, and what the alias did not cover. Part 5.
▸ DDD, CQRS and Hexagonal Architecture in Symfony 8 · 5#ddd#hexagonal-architecture#symfony#php#event-sourcing#postgresql#cqrs17 min
· 19 min
Domain Events Are Not Integration Events
Domain events vs integration events in Symfony 8: recorded by the aggregate, released after commit, versioned into a contract, consumed by a worker. Part 4.
▸ DDD, CQRS and Hexagonal Architecture in Symfony 8 · 4#ddd#hexagonal-architecture#symfony#php#messenger#rabbitmq#domain-events19 min
· 15 min
The Read Side Does Not Go Through the Aggregate
CQRS read models in Symfony 8: a read port the domain does not own, a query bus that returns a value, and when a projection table earns its place. Part 3.
▸ DDD, CQRS and Hexagonal Architecture in Symfony 8 · 3#cqrs#ddd#hexagonal-architecture#symfony#php#postgresql#doctrine15 min
· 18 min
The Application Layer, the Transaction, and a Working API
Application layer in Symfony 8: use cases on a Messenger command bus, the transaction boundary in config, optimistic locking and RFC 9457 errors. Part 2.
▸ DDD, CQRS and Hexagonal Architecture in Symfony 8 · 2#ddd#hexagonal-architecture#symfony#php#cqrs#messenger#software-architecture18 min
· 15 min
The Domain Model, and the Only Rule That Matters
DDD domain model in PHP 8.5 and Symfony 8: keep the container out of the domain, and choose Doctrine ORM or DBAL with the costs on the table. Series part 1.
▸ DDD, CQRS and Hexagonal Architecture in Symfony 8 · 1#ddd#hexagonal-architecture#symfony#php#doctrine#software-architecture15 min
· 21 min
Building Idempotent Message Handlers in Symfony Messenger
A production guide to idempotent Symfony Messenger handlers using SQS, Redis locks, PostgreSQL deduplication, and the Outbox Pattern.
21 min
· 10 min
The EntityManager Is Closed: Causes, Reset, and Recovery
Why Doctrine closes the EntityManager after a failed flush, what resetManager() restores and what it does not, and how to keep workers alive.
10 min
· 3 min
Symfony Workflow Component and the Saga Pattern
Symfony's Workflow Component paired with the Saga Pattern for multi-step business processes, with configuration and a full integration example.
3 min