沉默_Cloud

X$BH Fixed Table Buffer Cache Diagram  Column     Type Description ~~~~~~     ~~~~~ ~~~~~~~~~~~ ADDR        RAW(4) Hex address of the Buffer Header. INDX        NUMBER Buffer Header number BU

The last revision was for Oracle 7.3.2, however, the list is still relevant to later Oracle releases (including Oracle 11g). Here is the list:  [K]ernel Layer    [2]-Phase Commit      [G]lobal [T]