On Oracle

Tuesday, November 1, 2016

"library cache: mutex X" and Application Context

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Heavy Event: "library cache: mutex X" is observed when Application Context is frequently changed. The application is using Oracle ...
Tuesday, September 13, 2016

PL/SQL Multidimensional Collection Memory Usage and Performance

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PL/SQL multidimensional collections are modeled by creating a collection whose elements are also collections. We found that the memory usa...
Friday, September 9, 2016

dbms_session.get_package_memory_utilization and limitations

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Oracle 11g Release 2 extends dbms_session Package by introducing a new Procedure:     get_package_memory_utilization and 11.2.0.4.0 furthe...
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