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Disclaimer
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: indexes
Are my indexes used – Part III
Last month, I wrote an article that identifies indexes that are not used in DB2 UDB. Well, IBM has made it easier in DB2 V9.7. They now have a monitor routine called MON_GET_INDEX that can help identify the indexes that … Continue reading
Posted in database, db2
Tagged db2 unused indexes, db2pd, indexes, mon_get_index, tcbstats, truncate table, unused indexes
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Reverse engineer indexes in DB2 – Take 1
I love DB2LOOK for many reasons. Its a wonderful and easy way to reverse engineer a database. DB2LOOK can generate DDLs for specific table(s), but what if we just want indexes to be reverse engineered, thats were db2look hits the … Continue reading
DB2 inplace reorg
Reorg is a close friend of a DBA. But who and what is a reorg ? Why do we need him ? Reorg is an utility in DB2 that reorganizes the data is the clustering sequences and can free up … Continue reading
Posted in db2
Tagged db2, indexes, inplace reorg, offline reorg, reorgchk, runstats, shell script, tables
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