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The posts here are solely my personal views and opinion. Any technical advice or instructions are based on my own personal knowledge and experience, and should only be followed by an expert after a careful analysis or consultation with technical support. Please test any actions before performing them in a critical or nonrecoverable environment. Any actions taken based on my experiences should be done with extreme caution. I am not responsible for any adverse results. I do not represent any vendor or product.
Tag Archives: opt_profile
Optimization profiles in DB2 UDB
How many times have we spend hours trying to figure why DB2 is not choosing a particular index and access path ? Probably many ! DB2 is one of the best cost based optimizer out there , but yet … Continue reading
Posted in database, db2, how to
Tagged access path, current optimization profile, db2 hints, db2 index usage, db2 optimizer, db2 performance, db2 tuning, explain, explain plan, force access path, force index usage, hints, opt hint, optguidelines, optimization profile, optprofile, opt_profile, performance, stmtprofile, sysinstallobjects, tuning
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