block header - cheeyoung/sqlplus-public GitHub Wiki

...
   324  buffer tsn: 13 rdba: 0x5666a008 (345/2531336)
   325  scn: 0x0d0d.fafd5d91 seq: 0x01 flg: 0x06 tail: 0x5d910601
   326  frmt: 0x02 chkval: 0xe1a2 type: 0x06=trans data
   327  Hex dump of block: st=0, typ_found=1
   328  Dump of memory from 0x00000001109E3C00 to 0x00000001109E5C00
...
   597  Block header dump:  0x5666a008
   598   Object id on Block? Y
   599   seg/obj: 0x93ebe  csc: 0xd0d.fafc0190  itc: 169  flg: E  typ: 2 - INDEX
   600       brn: 0  bdba: 0x5666a000 ver: 0x01 opc: 0
   601       inc: 0  exflg: 0
   602
   603   Itl           Xid                  Uba         Flag  Lck        Scn/Fsc
...

• bdba : Block relative DBA