On Oracle
Monday, September 18, 2017
Result Cache: RC Latch Contention and PL/SQL Exception Handler (III)
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If we have fixed all the causes of Result Cache: RC Latch Contention discussed in previous two Blogs, the system still suffers from such Co...
Monday, September 11, 2017
Result Cache: RC Latch Contention and RESULT_CACHE_MAX_SIZE (II)
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Result Cache memory is limited by RESULT_CACHE_MAX_SIZE. Its default value is 1% of SHARED_POOL_SIZE. When allocated space reaches RESULT_CA...
Saturday, July 22, 2017
v$database select and control file sequential read
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V$DATABASE is one single row view, displaying information about the database from the control file. Its content is a direct mapping of contr...
nls_database_parameters, dc_props, latch: row cache objects
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This Blog will demonstrate latch: row cache objects on Dictionary Cache dc_props when querying nls_database_parameters. Note: all tests ar...
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