What is IBM DB2?

IBM® DB2® is the database of choice for enterprise-wide solutions. Optimized to deliver industry-leading performance while lowering costs, IBM DB2 offers extreme performance, flexibility, scalability and reliability for any size organization.

Learn how customers are transforming their data center with DB2.

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Exceptional availability

Highly available data access and easy installation and setup make DB2 an exceptional value.

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Massive scalability

Support massive volumes of data to petabyte levels, while dramatically accelerating complex queries for optimal business efficiency.

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Deployment flexibility

Multiple deployment options (hybrid, on-premises, cloud) offer flexibility to support a range of workloads. Plus, a host of advanced tools ease management and deliver consistent performance.

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Lower total cost of ownership

With integrated security, native encryption and the ability to use existing infrastructure and commodity hardware, DB2 cuts operational costs for lower TCO. Strong compression rates decrease storage requirements for improved efficiency.

IBM DB2 features

IBM DB2 offers extreme performance, flexibility, scalability and reliability for any size organization.

DB2 BLU Acceleration

IBM BLU Acceleration

This cutting-edge, in-memory technology from IBM provides breakthrough performance by delivering actionable insights. It is certified by SAP and delivers greater performance with fewer resources for your SAP investments. It is seamlessly integrated in DB2.

DB2 storage optimization

Storage optimization

Transparently compress data to decrease disk space and storage infrastructure requirements. Compression can also improve performance, reduce elapsed time and significantly reduce processing power consumption.

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Helps change the economics of continuous data availability. It is designed for business processes that require high availability for online transaction processing (OLTP) to meet stringent market needs.

DB2 SQL compatibility

SQL compatibility

Greatly reduce the cost and risk of moving legacy applications built for the Oracle® Database to DB2. Take advantage of many features such integrated security and encryption, autonomics, deep compression, IBM® pureXML® and much more. It allows you to use existing skills for quick and easy migration from Oracle Database.

Browse all IBM DB2 products

DB2 for Linux, UNIX and Windows

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Industry-leading performance for multi-workloads on distributed systems for on-premises and on cloud, offering unparalleled benefits for your organization.

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Product versions

 DB2 Advanced Enterprise Server Edition

 DB2 Enterprise Server Edition

 DB2 Advanced Workgroup Server Edition

 DB2 Workgroup Server Edition

 DB2 Developer Edition

 DB2 Direct Advanced Edition

 DB2 Direct Standard

 DB2 Express-C Edition

DB2 for z/OS

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This solution is the database software gold standard for reliability, availability and scalability. It is optimized for SOA, CRM and data warehousing.

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DB2 on Cloud

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The power of IBM DB2 combined with the agility and economics of cloud deployment - all under your control.

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DB2 Connect

DB2 for i

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Formerly known as DB2 for i5/OS, this advanced, 64-bit relational database management system leverages the high performance, virtualization and energy efficiency features of IBM® Power Systems™.

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Read FAQs (PDF, 206 KB)

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Client success stories


Sicoob client story


Sicoob unleashes new growth and operational efficiency with an infrastructure transformation

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China Minsheng Banking Corp., Ltd. client story

China Minsheng Banking Corp., Ltd.

China Minsheng Banking leaps ahead of the competition with truly non-stop services

Read client story (PDF, 817 KB)

YAZAKI Europe Limited  client story

YAZAKI Europe Limited

YAZAKI Europe Limited ensures rapid order fulfillment and quicker insights into business performance

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IBM DB2 resources

Access analyst reports, data sheets, white papers and more.


IBM DB2 pureScale

Discusses shared data scale-out clusters, as well as how they deliver continuous availability and why they are important for delivering scalable transaction processing support.


Six reasons to upgrade your database

Discover how companies are managing growth, gaining insights and cutting costs in the era of big data.


DB2 Express-C Database Server

Download a trial of IBM DB2 Express-C, a no-charge community edition of the DB2 data server, which is ideal for small businesses and multi-branch companies.

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