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 tanelpoder.com
New scripts: xb.sql and xbi.sql - Explain Oracle Execution Plans Better! (Part 1) | Tanel Poder Consulting
| | blog.tanelpoder.com
About index range scans, disk re-reads and how your new car can go 600 miles per hour! | Tanel Poder Consulting
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Travel
| | Despite the title, this is actually a technical postabout Oracle, disk I/O and Exadata & Oracle In-Memory Database Optionperformance. Read on :) If a car dealertells you that this fancy new car on display goes 10 times (or 100 or 1000) faster than any of your previous ones, then either the salesman is lying or this new car is doing something radically differentfrom all the old ones. You don't just get orders of magnitude performance improvements by making small changes. Perhaps the car bends space around...
| | www.dbaglobe.com
Donghua's Blog - DBAGlobe: Subquery Performance Tuning (Part 1, IN, EXISTS and COUNT >0)
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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.
| | rwijk.blogspot.com
About Oracle: dbms_xplan.display_cursor
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| | sqlmaria.com
Optimizer Histograms
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| At the recent OUG Ireland conference I had the privilege of participating in a panel discussion on the Oracle Database. During the course of the session the topic of Optimizer histograms came up. A...