How does DB2 use multiple table indexes?
Answer / s
DB2 uses multiple index processing by using the technique
called list prefetch. The qualifying RIDS from all the
indexes in placed in the RID Pool, sorted and duplicate
RIDS are eliminated based on the page number and List
prefetch I/O issued to read the data pages in DASD
sequence.
Is This Answer Correct ? | 2 Yes | 0 No |
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