dbms_rowid.rowid_object(返回rowid对应的object值）
select dbms_rowid.rowid_object('AAAM/hAAGAAAAAMAAA') from dual
dbms_rowid.rowid_block_number(rowid)
select distinct * from (select dbms_rowid.rowid_block_number(rowid) from b)
dbms_rowid.rowid_relative_fno(rowid)
select dbms_rowid.rowid_relative_fno(rowid) from b
发表于 2020-10-22 09:34:45