摘要:
一、提高了重用性,就像一个函数 如果要频繁获取user的name和goods的name。就应该使用以下sql语言。示例: select a.name as username, b.name as goodsname from user as a, goods as b, ug as c where 阅读全文
摘要:
http://192.168.30.102:9997/clusters/ULTIWILL_KAFKA/consumers/streaming_04/topic/ultiwill-http/type/zk streaming_04 消费组 ULTIWILL_KAFKA kafka集群名称 阅读全文