Article(id=1149744602908898204, tenantId=1146029695717560320, journalId=1146123302524792850, issueId=1149744590036583414, articleNumber=null, orderNo=null, doi=10.3969/j.issn.1672-6073.2024.01.009, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1697558400000, receivedDateStr=2023-10-18, revisedDate=1699545600000, revisedDateStr=2023-11-10, acceptedDate=null, acceptedDateStr=null, onlineDate=1752050074555, onlineDateStr=2025-07-09, pubDate=null, pubDateStr=null, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1752050074555, onlineIssueDateStr=2025-07-09, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1752050074555, creator=13701087609, updateTime=1752050074555, updator=13701087609, issue=Issue{id=1149744590036583414, tenantId=1146029695717560320, journalId=1146123302524792850, year='2024', volume='37', issue='1', pageStart='1', pageEnd='166', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1752050071486, creator=13701087609, updateTime=1753780168039, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1157001141138575501, tenantId=1146029695717560320, journalId=1146123302524792850, issueId=1149744590036583414, language=EN, specialIssueTitle=, coverIllustrator=, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1157001141138575502, tenantId=1146029695717560320, journalId=1146123302524792850, issueId=1149744590036583414, language=CN, specialIssueTitle=, coverIllustrator=, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=54, endPage=62, ext={EN=ArticleExt(id=1149744603840033705, articleId=1149744602908898204, tenantId=1146029695717560320, journalId=1146123302524792850, language=EN, title=Design and Upgrade Practice of Urban Rail Big Data Platform Based on “Data Lakehouse” Technology, columnId=1154040062695170226, journalTitle=Urban Rapid Rail Transit, columnName=Upgrading of Existing Lines of Urban Rail Transit: A Featured Topic, runingTitle=null, highlight=null, articleAbstract=
To explore the optimal scheme for the construction and upgrading of the big data platform in the urban rail transit industry, this study takes the urban rail big data platform as the research object. Our study starts from the development process of the urban rail big data platform, sorts out the three stages of the development of the urban rail big data platform and analyzes the technology and advantages and disadvantages of the big data platform at each stage. Then it focuses on summarizing the advantages of "Data lake and Warehouse integration, stream processing and batch processing integration, OLTP+OLAP, multiple loads" and other advantages of the "Data Lakehouse" big data technology in the current stage, and studies the key points of the architecture upgrade and transformation design of the big data platform based on this technology. The technology was verified in the upgradation and transformation of the big data platform of the Beijing Metro Data Center. The application shows that the "Data lakehouse" big data platform technology combines the advantages of low cost of data lake and high performance of data warehouse, solves the shortcomings of the original big data platform in performance, capacity and multipurpose support, and provides new solutions for the construction and upgradation of big data platforms in the urban rail industry.
, correspAuthors=Yanjun WU, authorNote=null, correspAuthorsNote=null, copyrightStatement=null, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=null, magXml=null, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=null, mapNumber=null, authorCompany=null, fund=null, authors=null, authorsList=Yanjun WU, Zhirui GUANG, Minghua LI, Jianhua CHEN), CN=ArticleExt(id=1149744624807358974, articleId=1149744602908898204, tenantId=1146029695717560320, journalId=1146123302524792850, language=CN, title=基于“湖仓一体”技术的城轨大数据平台设计与升级改造实践, columnId=1154040062850359475, journalTitle=都市快轨交通, columnName=城轨既有线改造专辑, runingTitle=null, highlight=null, articleAbstract=
为了探寻城市轨道交通行业大数据平台建设与升级改造的最优方案,本文以城轨大数据平台为研究对象,从城轨大数据平台发展历程出发,梳理城轨大数据平台发展的3个阶段,分析各阶段大数据平台所采用的技术与优缺点,重点总结当前阶段“湖仓一体”大数据技术所具备的湖仓一体、流批一体、OLTP+OLAP、多重负载等优点,研究了基于该技术的大数据平台架构升级改造设计要点,并将该技术在北京地铁数据中心的大数据平台升级改造中进行应用验证。结果表明:“湖仓一体”大数据平台技术兼具数据湖的低成本、数据仓库的高性能等优点,解决了原大数据平台在性能、容量与多用途支持上的不足,为城轨行业大数据平台建设与升级改造提供了新的解决思路。
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吴雁军,男,本科,高级工程师,主要从事智慧交通、交通大数据、人工智能等方面研发工作,1532790289@qq.com
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吴雁军,男,本科,高级工程师,主要从事智慧交通、交通大数据、人工智能等方面研发工作,1532790289@qq.com
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Big data technology development history, figureFileSmall=HV1vM84fQD4SUOgF0iQaXg==, figureFileBig=x+RjR9SYtPv5lFhCq8f46g==, tableContent=null), ArticleFig(id=1154040114549351023, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149744602908898204, language=CN, label=图 1, caption=
大数据技术发展历程, figureFileSmall=HV1vM84fQD4SUOgF0iQaXg==, figureFileBig=x+RjR9SYtPv5lFhCq8f46g==, tableContent=null), ArticleFig(id=1154040114608071282, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149744602908898204, language=EN, label=Figure 2, caption=
Implementation principle of the Data Lakehouse technology, figureFileSmall=nW66KlpoU5HRCE15mkrVUQ==, figureFileBig=6qVT9fQY21ZIOS8084dilQ==, tableContent=null), ArticleFig(id=1154040114679374453, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149744602908898204, language=CN, label=图 2, caption=
湖仓一体技术实现原理, figureFileSmall=nW66KlpoU5HRCE15mkrVUQ==, figureFileBig=6qVT9fQY21ZIOS8084dilQ==, tableContent=null), ArticleFig(id=1154040114746483318, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149744602908898204, language=EN, label=Figure 3, caption=
System architecture, figureFileSmall=TEzX6+TWEZqXa+ddBcgalg==, figureFileBig=s86s8rDDZAYjmuPciEwqhQ==, tableContent=null), ArticleFig(id=1154040114796814968, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149744602908898204, language=CN, label=图 3, caption=
系统架构, figureFileSmall=TEzX6+TWEZqXa+ddBcgalg==, figureFileBig=s86s8rDDZAYjmuPciEwqhQ==, tableContent=null), ArticleFig(id=1154040114876506746, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149744602908898204, language=EN, label=Figure 4, caption=
Deployment architecture, figureFileSmall=HQG3khnQD4BSCLYlba9Nag==, figureFileBig=pyYHypu+yF/z86rYPGJlRQ==, tableContent=null), ArticleFig(id=1154040114943615612, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149744602908898204, language=CN, label=图 4, caption=
部署架构, figureFileSmall=HQG3khnQD4BSCLYlba9Nag==, figureFileBig=pyYHypu+yF/z86rYPGJlRQ==, tableContent=null), ArticleFig(id=1154040115077833343, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149744602908898204, language=EN, label=Figure 5, caption=
Data architecture, figureFileSmall=Hjg0pxLbg0aFqiSHldejmA==, figureFileBig=t+EkMZ1GW+Yj4Tl1Oe3lOw==, tableContent=null), ArticleFig(id=1154040115153330819, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149744602908898204, language=CN, label=图 5, caption=
数据架构, figureFileSmall=Hjg0pxLbg0aFqiSHldejmA==, figureFileBig=t+EkMZ1GW+Yj4Tl1Oe3lOw==, tableContent=null), ArticleFig(id=1154040115258188420, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149744602908898204, language=EN, label=Figure 6, caption=
Big data platform overall architecture diagram, figureFileSmall=FoKgzbae7j8F9AnP7CCWyA==, figureFileBig=twf+fpeWq0ONN2RvcnQBuw==, tableContent=null), ArticleFig(id=1154040115312714374, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149744602908898204, language=CN, label=图 6, caption=
大数据平台总体架构, figureFileSmall=FoKgzbae7j8F9AnP7CCWyA==, figureFileBig=twf+fpeWq0ONN2RvcnQBuw==, tableContent=null), ArticleFig(id=1154040115354657416, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149744602908898204, language=EN, label=Figure 7, caption=
Big data platform deployment architecture diagram, figureFileSmall=eSjUHbI15wUsHOo2Tnwofw==, figureFileBig=sOi4PgabCCd9ppRUw08y8A==, tableContent=null), ArticleFig(id=1154040115400794762, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149744602908898204, language=CN, label=图 7, caption=
北京地铁大数据平台部署架构, figureFileSmall=eSjUHbI15wUsHOo2Tnwofw==, figureFileBig=sOi4PgabCCd9ppRUw08y8A==, tableContent=null), ArticleFig(id=1154040115451126412, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149744602908898204, language=EN, label=Table 1, caption=
Comparison of Big Data platform construction technologies, figureFileSmall=null, figureFileBig=null, tableContent=
| 对比维度 | 数据仓库 | 数据湖 | 湖仓一体 |
| 数据格式 | 封闭的专有格式 | 开放格式 | 开放格式 |
| 存储数据 类型 | 结构化数据为 主,半结构化数 据有限支持 | 所有类型:结构 化、半结构化和 非结构化数据 | 所有类型:结构 化、半结构化和 非结构化数据 |
| 数据访问 | 仅支持SQL访问 | 可直接访问到文 件,并支持 SQL R、Python 及其 他语言 | 通过开放 API 可 直接访问到文 件, 并支持 SQL、 R、Python 及其他 语言 |
| 可靠性 | 通过 ACID 事务 处理提供高质 量、可靠数据 | 低质量,易造成 数据沼泽 | 通过 ACID 事务 处理提供高质量、 可靠数据 |
| 数据治理 与安全 | 为数据表提供行/ 列级别的细粒度 安全性和治理 | 安全性一般,因 为需要将安全性 应用到文件 | 为数据表提供行/ 列级别的细粒度 安全性和治理 |
| 性能 | 高 | 低 | 高 |
| 扩展性 | 按比例扩展成本 会成倍增加 | 可以低成本保存 任何数量的数据 而不考虑类型 | 可以低成本保存 任何数量的数据 而不考虑类型 |
| 用户场景 支持 | 仅限于统计分 析、报表报告 | 仅限于 AI 决策, 统计分析需要使 用额外组件 | 一个架构同时支 持统计分析与 AI 决策 |
), ArticleFig(id=1154040115501458062, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149744602908898204, language=CN, label=表 1, caption=
大数据平台构建技术对比, figureFileSmall=null, figureFileBig=null, tableContent=
| 对比维度 | 数据仓库 | 数据湖 | 湖仓一体 |
| 数据格式 | 封闭的专有格式 | 开放格式 | 开放格式 |
| 存储数据 类型 | 结构化数据为 主,半结构化数 据有限支持 | 所有类型:结构 化、半结构化和 非结构化数据 | 所有类型:结构 化、半结构化和 非结构化数据 |
| 数据访问 | 仅支持SQL访问 | 可直接访问到文 件,并支持 SQL R、Python 及其 他语言 | 通过开放 API 可 直接访问到文 件, 并支持 SQL、 R、Python 及其他 语言 |
| 可靠性 | 通过 ACID 事务 处理提供高质 量、可靠数据 | 低质量,易造成 数据沼泽 | 通过 ACID 事务 处理提供高质量、 可靠数据 |
| 数据治理 与安全 | 为数据表提供行/ 列级别的细粒度 安全性和治理 | 安全性一般,因 为需要将安全性 应用到文件 | 为数据表提供行/ 列级别的细粒度 安全性和治理 |
| 性能 | 高 | 低 | 高 |
| 扩展性 | 按比例扩展成本 会成倍增加 | 可以低成本保存 任何数量的数据 而不考虑类型 | 可以低成本保存 任何数量的数据 而不考虑类型 |
| 用户场景 支持 | 仅限于统计分 析、报表报告 | 仅限于 AI 决策, 统计分析需要使 用额外组件 | 一个架构同时支 持统计分析与 AI 决策 |
), ArticleFig(id=1154040115551789711, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149744602908898204, language=EN, label=Table 2, caption=
Comparison of the two generations of data platforms, figureFileSmall=null, figureFileBig=null, tableContent=
| 对比维度 | 全量数据仓库 (基于数据仓库技术) | 大数据平台 (基于湖仓一体技术) |
| 成本 | 建设成本高昂, 扩容成 本按比例成倍增加 | 建设成本大幅降低,扩 容成本低廉 |
| 数据范围 | 只支持结构化数据, 不 满足机器学习要求 | 支持所有数据类型,同 时满足数据分析与 AI 技术需求 |
| 时效性 | 只支持离线数据批处理, 不支持实时数据流处理 | 同时支持离线数据批处 理与实时数据流处理 |
| 用途 | 只用于运营报表输出, 不能支持调度系统等实 时系统 | 可以作为智慧地铁所有 在线分析、实时监控系 统以及 AI 中台的统一 数据支持平台 |
), ArticleFig(id=1154040115644064401, tenantId=1146029695717560320, journalId=1146123302524792850, articleId=1149744602908898204, language=CN, label=表 2, caption=
两代数据平台对比, figureFileSmall=null, figureFileBig=null, tableContent=
| 对比维度 | 全量数据仓库 (基于数据仓库技术) | 大数据平台 (基于湖仓一体技术) |
| 成本 | 建设成本高昂, 扩容成 本按比例成倍增加 | 建设成本大幅降低,扩 容成本低廉 |
| 数据范围 | 只支持结构化数据, 不 满足机器学习要求 | 支持所有数据类型,同 时满足数据分析与 AI 技术需求 |
| 时效性 | 只支持离线数据批处理, 不支持实时数据流处理 | 同时支持离线数据批处 理与实时数据流处理 |
| 用途 | 只用于运营报表输出, 不能支持调度系统等实 时系统 | 可以作为智慧地铁所有 在线分析、实时监控系 统以及 AI 中台的统一 数据支持平台 |
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