A. A bitmap is used to record free extents.
B. Free extents information is managed within the tablespace.
C. Free extents information is managed in the SYSAUX tablespace.
D. The data dictionary tables are updated when extents are allocated or deallocated.来自 “ ITPUB博客 ” ,链接:https://blog.itpub.net/17013648/viewspace-1224828/ ,如需转载,请注明出处,否则将追究法律责任。