Kafka常用命令
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Kafka常用命令之kafka-console-consumer.sh解读
目录kafka-console-consumer.sh解读消息消费从开始位置消费显示key消费总结kafka-console-consumer.sh解读[详细]
2023-03-08 10:25 分类：开发In SQL, what does Group By mean without Count(*), or Sum(), Max(), avg(), ..., and what are some uses of it?
In SQL, if we use Group By without Count(*) or Sum(), etc, then the result is as follows: mysql>select * from sentGifts;[详细]
2022-12-28 14:37 分类：问答
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