Editing IBM Db2 (section)

===IBM Db2 Community Edition===
'''IBM Db2 Community Edition''' is a free-to-download, free-to-use edition of the IBM Db2 database. Version 11.5 provides all core capabilities of Db2 but is limited to 4 virtual processor cores, 16 GB of instance memory, has no enterprise-level support, and no fix packs.<ref>{{cite web|url=https://www.ibm.com/docs/en/db2/11.5?topic=editions-db2-database-product-offerings|title=Db2 database product editions and Db2 offerings|date=January 12, 2024|publisher=[[IBM]]|accessdate=2024-06-07}}</ref> Version 12.1, on the other hand, further limits the server memory to only 8 GB per virtual or physical server,<ref>{{cite web|url=https://www.ibm.com/docs/en/db2/12.1?topic=editions-functionality-in-db2-product|title=Functionality in Db2 product editions|date=January 1, 2025|publisher=[[IBM]]|accessdate=2025-05-15}}</ref> and  prohibits the use in production environments.<ref>{{cite web|url=https://www.ibm.com/docs/en/db2/12.1.0?topic=editions-db2-database-product-deployment-options|title=Db2 database product editions and deployment options
|date=January 8, 2025|publisher=[[IBM]]|accessdate=2025-05-15}}</ref>

While there is no limit on the database size since version 11.5.1, some previous releases imposed a limit of 100 GB. A prior free Db2 version, the IBM DB2 Express-C, supported up to 16&nbsp;GB RAM and two CPU cores.{{Citation needed|date=December 2020}}