5
Miscellaneous Availability Enhancements
DB2 10.5 delivers a number of availability enhancements in addition to the DB2 pureScale enhancements that we cover in Chapter 2, including extended capabilities and new features in the areas of space reclamation for insert time clustering tables (for example, extents don’t have to be completely free to take advantage of its special space reclamation characteristics); reorganization enhancements that affect tables with overflow and pointer records; adaptive compression support for online table reorganization; and some useful online table management features for tables with referential constraints that are no longer blocked. In this chapter, we outline these “not in the highlights reel” availability enhancements ...

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