producer.initTransactions(); producer.beginTransaction(); try // The "post" - write to local state store localDb.execute("INSERT INTO shipments VALUES (?,?)", id, status); // The "send" - produce to Kafka producer.send(new ProducerRecord<>("shipments", id, status)); producer.commitTransaction(); // Posts and sends atomically catch (Exception e) producer.abortTransaction(); // Neither post nor send persists
(Position End) represents the terminal index of a data range. posend
This article dives deep into the architecture, applications, and future of posend technology. producer
As you design your next microservice, API, or smart contract, ask yourself: Does this operation require eventual consistency, or can I adopt a posend model? The answer might just define your system’s reliability for the next decade. The answer might just define your system’s reliability
When you send a text, it is consumed and forgotten within 90 seconds. When you something—a handwritten recipe, a pressed flower, a book you just finished—that package occupies physical space. It sits on a counter. It creates anticipation.
Make someone’s day heavy. Heavy with paper, heavy with love, heavy with the weight of knowing someone took the time to go to the mailbox for them .
In life, it includes: