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NishantSinha Tags: dft_queryopt class db2 plan query optimizer current explain_from_section explain compiler section access optimization 1,044 Visits
A query optimization class is a set of query rewrite rules and optimization techniques for compiling queries. It is one of the most important determinants in the evaluation and selection of an access plan for a particular query. DB2 provides multiple ways to...
from Blog: DB2 Problem Troubleshooting and Tips