RDBPROD: Improving Query Performance Using Sampled Selectivity
(Doc ID 950441.1)
Last updated on FEBRUARY 06, 2020
Applies to:Oracle Rdb Server on OpenVMS - Version 7.1.2 and later
HP OpenVMS Itanium
HP OpenVMS Alpha
Oracle Rdb Release 7.1.2 introduced a new optimizer feature called sampled selectivity. This description of that feature is extracted from the New Features Document.
This is intended for Rdb DBAs and programmers.
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