Data dictionary cache
These views provide information about how the Oracle kernel is managing the data dictionary and library caches:
- V$DB_OBJECT_CACHE
Lists tables, indexes, clusters, synonyms, PL/SQL procedures, packages, and triggers that are in the library cache.
- V$LIBRARYCACHE
Contains statistics about library cache performance.
- V$ROWCACHE
Contains statistics about data dictionary cache performance.
- V$SUBCACHE
Lists each subordinate cache in the library cache.
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