kafka consumer消费者API
一、准备工作在IDE上创建maven项目,pom文件添加依赖<!-- https://mvnrepository.com/artifact/org.apache.kafka/kafka-clients --><dependency> <groupId>org.apache.kafka</groupId> <artifactId>kafka-cli
oracle查看被锁的表和被锁的进程以及杀掉这个进程
-- 1 查看被锁的表
SELECT p spid, a serial , c object_name, b session_id, b oracle_username,b os