RocketMQ 事务消息
```java import org.apache.rocketmq.client.producer.*; import org.apache.rocketmq.common.message.*; import java.util.concurrent.*; public class TransactionProducer { public static void main(String[] args) throws Exception { // 1. 创建事务消息生产者(注意与普通生产者的区别) TransactionMQProducer producer = new TransactionMQProducer("Transaction_Producer_Group"); producer...阅读全文