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 sqlmaria.com
Optimizer Histograms
| | rwijk.blogspot.com
About Oracle: dbms_xplan.display_cursor
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| | nenadnoveljic.com
Performance Problem with Incremental Statistics Calculation - All-round Database Topics
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| | A frequently executed SQL causes problems with the initial incremental statistics calculation.
| | oracleprof.blogspot.com
Oracle Performance and Backup Blog: How to find SQL_ID and PLAN_HASH_VALUE in Oracle SQL Plan Management Baselines
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| | SQL_ID and/or PLAN_HASH_VALUE are used almost globally across Oracle database to identify query. This is not a case for SPM mechanism using...
| | www.dbaglobe.com
Donghua's Blog - DBAGlobe: Using "nonunique index to enforce uniqueness" is a good way?
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| A blog about on new technologie. Hands-on note about Hadoop, Cloudera, Hortonworks, NoSQL, Cassandra, Neo4j, MongoDB, Oracle, SQL Server, Linux, etc.