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  • Doris – Mythopedia
    Doris was a nymph, one of the three thousand Oceanids born to the Titans Oceanus and Tethys She married Nereus, the “Old Man of the Sea,” and gave birth to the fifty sea nymphs known as the Nereids
  • 开源实时数仓 Apache Doris 有哪些优势? - 知乎
    正是因为 Apache Doris 如此优秀,所以我们基于 Apache Doris 在腾讯云上推出了腾讯云 Doris。 本文就结合腾讯云 Doris 的适用场景和核心技术来给大家分享一下如何基于云数据仓库 Doris 开启实时统一数据分析之路。 1 Doris 技术架构 我们接下来看下 Doris 的这个技术架构。
  • Apache Doris基本使用和数据模型 - 知乎
    Doris 会自动命中这个 ROLLUP 表,从而只需扫描极少的数据量,即可完成这次聚合查询。 示例2:获得不同城市,不同年龄段用户的总消费、最长和最短页面驻留时间
  • Doris数据库能做到十亿级数据BI实时分析吗?对比impala如何? - 知乎
    Doris 专为实时数据分析而设计,可以满足固定历史报表、实时数据分析、交互式数据分析和探索式数据分析等多种需求。 Doris 的数据导入和查询性能都非常出色,使得用户可以迅速获取最新的数据分析结果。 3 易运维: Doris 的分布式架构非常简洁,运维成本低。
  • Nereus – Mythopedia
    Nereus, eldest son of Pontus and Gaia, was a Greek sea god and a much-revered “Old Man of the Sea ” With the Oceanid Doris he became the father of the fifty Nereids In one story, Heracles wrestled Nereus
  • Nereids – Mythopedia
    The Nereids were the fifty daughters of the sea gods Nereus and Doris Numbered among the nymphs—female divinities who took the form of beautiful young women—the Nereids were widely regarded as kind and helpful sea deities The most famous among them were Amphitrite, Galatea, and Thetis
  • python怎么往操作Apache doris,有对应的库吗? - 知乎
    是的,有一个名为`pydoris`的Python库,可以用来操作Apache Doris。 它提供了一个Python接口,可以方便地连接到Doris集群,并执行各种操作,如查询、插入、更新和删除数据等。
  • Doris数仓内核源码解读 - 知乎
    Doris官网 提供的数据: TPC-H SF100 查询速度比较。 环境为 3BE,新优化器 (Nereids)使用原始 SQL ,执行 SQL 前收集了统计信息。 旧优化器使用手工调优 SQL。 可以看到,新优化器在无需手工优化查询的情况下,总体查询时间与旧优化器手工优化后的查询时间相近。




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