问题一：JindoFS与HDFS在POSIX语义支持上有何差异？ JindoFS与HDFS在POSIX语义支持上有何差异？参考回答： JindoFS与HDFS在POSIX语义支持上的差异主要体现在对随机写、细粒度锁和fallocate操作的支持上。JindoFS通过多版本机制和全新设计的Lease管理机制，实现了对POSIX语义的几乎完整支持，而HDFS则相对...

问答 2024-06-11 来自：开发者社区

如果新开通E-MapReduce集群选择数据湖服务所有数据都存在OSS上吗

问答 2024-06-07 来自：开发者社区

【获奖名单公示】Hologres实时湖仓分析挑战赛

获奖名单公示：以下为本次活动获奖名单，奖品将在春节后寄出，其他用户不符合参赛规则。用户昵称奖项 ...

文章 2023-09-13 来自：开发者社区

AnalyticDB MySQL — Spark 助力在OSS上构建低成本数据湖

【先打一波小广告】阿里云AnalyticDB MySQL升级为湖仓一体架构，支持高吞吐离线处理和高性能在线分析，可无缝替换CDH/TDH/Databricks/Presto/Spark/Hive等。1.目前湖仓版开放了线上训练营，参加实验免费赢耳机/充电宝/卫衣等好礼，报名链接：https://developer.aliyun.com/trainingcamp/e30b5d96a3e740f5a....

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