Function level 503 (V13R1M503) introduces the following new capabilities in Db2 13 for z/OS: improved default behavior for added ROW CHANGE TIMESTAMP columns in existing rows, accelerator-only support for queries with IN list predicates with more than 32K elements with IBM Db2 Analytics Accelerator V7 for z/OS, and optimize-clause support for SELECT INTO statements.
For more information, check out the blog post or go straight to Function level 503 (APAR PH51469 - February 2023) in the online product documentation.
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Paul McWilliams
Information Development Lead, IBM Db2 for z/OS
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