From a 2009 mandate to eliminate minicomputers to a 2019 TPC‑C world‑record, Alibaba’s decade‑long “de‑IOE” project forged OceanBase into a fully self‑developed, Oracle‑compatible database, delivering flexible architecture, talent growth, and massive cost savings while reshaping China’s IT landscape.
Over nine years, Ant Financial's OceanBase team transformed a fledgling distributed database into the first Chinese system to top the TPC‑C benchmark, beating Oracle's long‑standing record by more than double, while pioneering cloud‑based testing, intensive performance tuning, and a culture of relentless engineering dedication.
This article details OceanBase’s achievement in the TPC‑C benchmark, explaining the test architecture, the role of ODBC and OBProxy, and the various link‑layer performance, resource, and durability optimizations that enable high throughput and continuous service in a distributed database environment.
OceanBase’s distributed relational database achieved the top TPC‑C benchmark score by leveraging cloud‑native resources, optimized storage, advanced transaction engines, and extensive SQL tuning, with detailed insights into preparation, system architecture, performance testing phases, ACID compliance, and storage optimizations that set new industry standards.
OceanBase’s TPC‑C benchmark demonstrates how its distributed database achieves high durability, atomicity, isolation, and consistency on commodity cloud servers using Paxos‑based log replication, two‑phase commit, MVCC, and replicated tables, highlighting the architectural challenges and solutions for ACID compliance.
This article explains how OceanBase’s distributed, shared‑nothing architecture, with dual data replicas, Paxos‑based consistency, online compression, and resource‑isolated compaction, enables it to achieve top TPC‑C performance while addressing storage costs and CPU usage.
This article, the third in a five‑part series on OceanBase’s record‑breaking TPC‑C results, explains the SQL‑level challenges faced during the benchmark and details the optimizations—including stored procedures, LLVM‑based compilation, array binding, prepared statements, and updatable views—that enabled the performance gains.
This article provides a comprehensive technical analysis of OceanBase’s record‑breaking TPC‑C benchmark, covering the preparation work, test system design, planning, performance testing methodology, ACID verification, and the lessons learned from achieving 60.88 million tpmC on a distributed cloud platform.
This article provides a detailed technical analysis of OceanBase’s TPC‑C benchmark performance, covering the database’s development history, benchmark methodology, identified shortcomings, future improvement plans, and the strict standards and audit processes that ensure reliable OLTP benchmarking results.
OceanBase, the distributed database from Ant Financial, topped the latest TPC‑C benchmark, and this article explains the benchmark’s significance, the rigorous certification process, the performance and cost metrics, and how OceanBase’s architecture and Alibaba Cloud support enabled this achievement.
The article explains how OceanBase, a distributed enterprise‑grade database, achieves strong data reliability and rapid service recovery on ordinary PC servers by combining Paxos‑based consensus, enhanced redo‑log verification, periodic checkpoint checks, and fine‑grained fail‑over mechanisms, surpassing traditional hardware‑dependent databases.
The 2019 QInfrarch technical carnival in Suzhou gathered nearly 160 engineers from Qunar and partner companies to share in‑depth sessions on private cloud databases, real‑time hotel computation, AI‑driven ticket customer service, and OceanBase architecture, concluding with networking, tea breaks, and a lucky‑draw for attendees.
In this interview, senior director Han Hongyuan of Ant Group discusses OceanBase's award-winning innovations, core financial focus, competitive strengths, distributed architecture improvements, compatibility efforts, milestone developments, and future challenges in cloud‑native and database technology.
This article, based on a 2019 Ant Financial technology summit talk, details Net Business Bank’s adoption of the financial‑grade distributed database OceanBase, covering its logical and physical architectures, migration services, high‑availability designs, elastic data sources, and future outlook for distributed database innovation in banking.
This article examines the core challenges of query optimization in relational databases—accurate statistics, massive plan spaces, and efficient plan management—and explains how OceanBase addresses them through logical/physical row concepts, real‑time statistics, distributed two‑stage planning, adaptive caching, and plan evolution mechanisms.
OceanBase, Alibaba’s home‑grown distributed relational database, survived early skepticism and near‑disbandment to replace Oracle in Ant Financial’s core systems, achieve record‑breaking transaction throughput, and now powers dozens of Chinese banks, illustrating the challenges and triumphs of building a modern DBMS.
The article outlines Ant Financial's three‑generation database architecture evolution, the challenges of upgrading legacy commercial databases, and introduces the OceanBase Migration Service (OMS) as a comprehensive, automated solution that enables seamless, low‑risk migration to a distributed cloud database with rapid validation, data verification, and one‑click cut‑over capabilities.
This article explains how OceanBase 2.0’s partitioning architecture, partition‑group feature, and a series of performance optimizations enabled Ant Group’s payment core to handle millions of transactions per second during the Double‑11 shopping festival, while also describing the system’s advantages, results, and future capabilities.
The article details how OceanBase 2.0’s distributed architecture, containerization, storage‑compute separation, and intelligent OCP platform enabled Ant Group’s 2018 Double 11 promotion to achieve 50 % performance gains, zero‑cost scaling, and seamless support for millions of concurrent payments.
This article explains how Ant Group's financial‑grade distributed relational database OceanBase delivers extreme performance on ordinary servers by optimizing its storage engine, CPU usage, and system scalability, and it highlights the impressive throughput and latency gains demonstrated during the 2018 Double‑11 shopping festival.
The article chronicles OceanBase’s evolution from a research project to a commercial distributed relational database, detailing the technical challenges of meeting strict transaction, consistency, and availability requirements, the innovative solutions adopted, key milestones, and its impact on Alibaba’s ecosystem and the broader market.
The article provides a comprehensive technical overview of OceanBase Cloud Platform (OCP) 2.0, detailing its redesigned architecture, reduced deployment complexity, high‑availability features, unified resource scheduling, monitoring, diagnostics, and how these innovations address infrastructure and business challenges while lowering costs.
The article presents a comprehensive technical overview of OceanBase 2.0, detailing its evolution from a single‑node financial database to a distributed system, the three major migration challenges, new features such as global snapshots, global indexes, load‑balancing, high‑availability mechanisms, operability enhancements, performance improvements, and compatibility extensions, all illustrated with real‑world financial use cases and the upcoming Double‑Eleven stress test.
This article reviews traditional database high‑availability techniques, explains the advantages of distributed multi‑replica consistency (Paxos/Raft) used by OceanBase, and compares various deployment topologies—from single‑site three‑replica to multi‑city five‑replica designs—highlighting their trade‑offs and best‑practice recommendations.
The article recounts Ant Financial’s journey from relying on commercial databases to building its own OceanBase system, detailing the strategic, technical, and architectural challenges of self‑developed databases, distributed middleware, unit‑based design, and multi‑city fault‑tolerant solutions.
This article recounts Ant Group’s journey from early database research to the large‑scale deployment of OceanBase, outlining three strategic questions, architectural evolution, unit‑based design, and multi‑city disaster‑recovery solutions that illustrate how self‑developed database technology can become a core product.
The article shares a senior database engineer's perspective on developing OceanBase, describing the challenges of creating a high‑performance distributed relational database, the strategic choices between open‑source and self‑built solutions, and the product’s evolution toward serving the financial industry.
The article recounts the evolution from early laser typesetting to the design of OceanBase, a distributed database that balances performance, cost and consistency for financial services, detailing five key technical innovations, market forces, and the broader implications for the database industry.
OceanBase, developed by Alibaba and Ant Financial, is a groundbreaking distributed relational database that replaced traditional IOE systems, achieved record‑breaking transaction throughput during China’s Double 11 shopping festivals, and showcases innovative use of Paxos, high availability, scalability, and cost‑effective cloud‑native architecture.
This article explains the fundamentals of consistency in distributed storage systems, contrasts it with database transaction consistency, and details the various consistency levels offered by Azure Cosmos DB, Apache Cassandra, and OceanBase, highlighting their guarantees, configurations, and the performance‑availability trade‑offs involved.
The article summarizes a 2017 BDTC conference talk by Ant Financial senior researcher Yang Zhenkun, detailing the challenges of traditional relational databases and presenting OceanBase's distributed, high‑availability, cost‑effective solutions for large‑scale financial systems.
The article explains OceanBase’s innovative “three‑site five‑center” deployment, detailing how it achieves city‑level automatic disaster‑free recovery and read‑scale expansion for Alipay’s member ID system, contrasting it with the traditional “two‑site three‑center” approach and outlining its architectural components and advantages.
OceanBase, a homegrown distributed database developed by a small Ant Group team, overcame technical and cultural challenges to power Alibaba’s record‑breaking Double‑11 payment peaks, earning international recognition and illustrating China’s push to break the Western monopoly on core database technology.
During the 2015 Double‑11 shopping festival, Alipay processed a peak of 85,900 transactions per second—more than double the previous year and surpassing Visa—thanks to its self‑developed OceanBase database, multi‑active data‑center deployment, and hybrid cloud infrastructure, showcasing China’s leading payment‑system technology.
The article explains the concept of a leap second, its scheduling by the IERS, the operational impact on large IT systems, and details Alibaba's technical strategy—including testing, time‑distribution methods, and team coordination—to guarantee a seamless transition during the 2015 positive leap second.
