Cloud Intermediate
Azure Service Bus — Enterprise Messaging¶
AzureService BusMessagingQueues 5 min read
Service Bus queues, topics, sessions, dead-letter queue a transactions.
Queue vs Topic¶
- Queue — point-to-point, FIFO s sessions
- Topic + Subscriptions — pub/sub, SQL-like filtry
Sessions — FIFO¶
Messages se stejným SessionId jsou zpracovány sekvenčně — garantovaný ordering.
Dead-Letter Queue¶
- Max delivery count exceeded
- TTL expired
- Filter evaluation exception
DLQ = error inbox pro async processing. Monitorujte!
Summary¶
Service Bus = enterprise messaging. Sessions pro FIFO, transactions pro atomicitu.
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