目录前言基于Java的API同步发送异步发送原理主线程拦截器序列化器分区器RecordAccumulatorSender线程影响Sender线程唤醒的条件开始发送ACKS总结前言
In SQL, if we use Group By without Count(*) or Sum(), etc, then the result is as follows: mysql>select * from sentGifts;
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