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jonathanlewis.wordpress.com | ||
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hourim.wordpress.com
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| | | | | The last Jonathan Lewis post on RAC Planswhich finished by the following phrases: "If you're going to hard-code hints into a query then take a look at the outline it generates when it does the right thing, and that will tell you about the 15 or so hints you've missed out. (Better still, consider generating... | |
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blog.sqlora.com
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| | | | | Here is an overview of some improvements to Online Statistics Gathering in Oracle Releases 19c-23ai | |
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tonyhasler.wordpress.com
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| | | | | I am currently working in a team alongside a gentleman known as Roberto Rigliaco. You are unlikely to have heard of Roberto as he is not (yet) a blogger and not (yet) known on the conference circuit. Nevertheless, Roberto has done some excellent work recently analyzing the use of object statistics in partitioned tables. I... | |
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tanelpoder.com
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| | | Training overview This training session is entirely about making Oracle SQL execution run faster and more efficiently, understanding the root causes of SQL performance problems and Cost Based Optimizer misbehavior. Instead of looking into increasing system utilization (by using more buffer cache or more parallelism) as a first "tuning" choice, this class is mostly about decreasing resource usage of SQL execution plans by improving their shape and available access paths. - Linux, Oracle, SQL performance tuning and troubleshooting training & writing. | ||
