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Oracle rowcache fastgets

This blogpost is about the Oracle database row or dictionary cache. This is a separate cache that caches database metadata, like database object properties or user properties.

There is surprising little in-depth technical detail about the row cache. To some degree I understand: issues with the row cache are rare.

I noticed a column in V$ROWCACHE called ‘FASTGETS’. Whatever FASTGETS means, in my database it is being used: