拉卡拉（股票代码 300773）是国内首家数字支付领域上市企业，从支付、货源、物流、金融、品牌和营销等各维度，助力商户、企业及金融机构数字化经营。随着实时交易数据规模日益增长，拉卡拉早期基于 Lambda 架构构建的数据平台面临存储成本高、实时写入性能差、复杂查询耗时久、组件维护复杂等问题。为此，拉卡拉选择使用 Apache Doris 来替换 Elasticsearch、Hive、Hbase、....

文章 2022-02-17 来自：开发者社区

Flink 新场景：OLAP 引擎性能优化及应用案例

摘要：本文由阿里巴巴技术专家贺小令（晓令）分享，主要介绍 Apache Flink 新场景 OLAP 引擎，内容分为以下四部分：背景介绍 Flink OLAP 引擎案例介绍未来计划一、背景介绍 1.OLAP 及其分类 OLAP 是一种让用户可以用从不同视角方便快捷的分析数据的计算方法。主流的 OLAP 可以分为3类：多维 OLAP ( Multi-dimensional OLAP...

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基于湖仓一体架构打造的实时湖仓，高度兼容MySQL，毫秒级更新，亚秒级查询。不论在数据湖中的非/半结构化数据，还是在数据库中的结构化数据，都能同时完成高吞吐离线处理和高性能在线分析，做到数据湖的规模，数据库的体验。

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在数据驱动决策的时代，一款性能卓越的数据分析引擎不仅能为企业提供高效的数据支撑，同时也解决了传统 OLTP 在数据分析时面临的查询性能瓶颈、数据不一致等挑战。本方案推荐通过 AnalyticDB MySQL + DTS 来解决 MySQL 的数据分析性能问题。

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