ID |
NUMBER |
Unique block identifier (that is, the block number) |
CHUNK |
NUMBER |
Chunk to which the block belongs (the upper 27 bits of the ID) |
OFFSET |
NUMBER |
Offset of the block within its chunk (the lower 5 bits of the ID) |
FREE |
VARCHAR2(3) |
Indicates whether the block is free (YES) or not (NO) |
OBJECT_ID |
NUMBER |
Cache object to which the memory block belongs; NULL unless the memory block is allocated to a cache object (FREE = NO) |
POSITION |
NUMBER |
Position of the block in the cached object; NULL unless the memory block is allocated to a cache object (FREE = NO) |
