oracle redo opcode

[sql] 
 Layer 1 : Transaction Control - KCOCOTCT       
  
Opcode 1 : KTZFMT   
  
Opcode 2 : KTZRDH   
  
Opcode 3 : KTZARC  
  
Opcode 4 : KTZREP  
  
       
  
    Layer 2 : Transaction Read -  KCOCOTRD       
  
       
  
    Layer 3 : Transaction Update -  KCOCOTUP       
  
       
  
    Layer 4 : Transaction Block -  KCOCOTBK     [ktbcts.h]  
  
         Opcode 1 : Block Cleanout   
  
         Opcode 2 : Physical Cleanout   
  
         Opcode 3 : Single Array Change  
  
         Opcode 4 : Multiple Changes to an Array  
  
         Opcode 5 : Format Block  
  
       
  
    Layer 5 : Transaction Undo -  KCOCOTUN     [ktucts.h]  
  
         Opcode 1 : Undo block or undo segment header - KTURDB  
  
         Opcode 2 : Update rollback segment header - KTURDH  
  
         Opcode 3 : Rollout a transaction begin   
  
         Opcode 4 : Commit transaction (transaction table update)   
  
- no undo record   
  
         Opcode 5 : Create rollback segment (format) - no undo record   
  
         Opcode 6 : Rollback record index in an undo block - KTUIRB  
  
         Opcode 7 : Begin transaction (transaction table update)   
  
         Opcode 8 : Mark transaction as dead   
  
         Opcode 9 : Undo routine to rollback the extend of a rollback segment   
  
         Opcode 10 :Redo to perform the rollback of extend of rollback segment   
  
                    to the segment header.   
  
         Opcode 11 :Rollback DBA in transaction table entry - KTUBRB   
  
         Opcode 12 :Change transaction state (in transaction table entry)   
  
         Opcode 13 :Convert rollback segment format (V6 -> V7)   
  
         Opcode 14 :Change extent allocation parameters in a rollback segment   
  
         Opcode 15 :  
  
         Opcode 16 :  
  
         Opcode 17 :  
  
         Opcode 18 :  
  
         Opcode 19 : Transaction start audit log record  
  
         Opcode 20 : Transaction continue audit log record       
  
         Opcode 24 : Kernel Transaction Undo Relog CHanGe - KTURLGU  
  
  
  
    Layer 6 : Control File -  KCOCODCF     [tbs.h]  
  
       
  
    Layer 10 : INDEX -  KCOCODIX     [kdi.h]  
  
         Opcode 1 : load index block (Loader with direct mode)   
  
         Opcode 2 : Insert leaf row   
  
         Opcode 3 : Purge leaf row   
  
         Opcode 4 : Mark leaf row deleted   
  
         Opcode 5 : Restore leaf row (clear leaf delete flags)   
  
         Opcode 6 : Lock index block   
  
         Opcode 7 : Unlock index block   
  
         Opcode 8 : Initialize new leaf block   
  
         Opcode 9 : Apply Itl Redo   
  
         Opcode 10 :Set leaf block next link   
  
         Opcode 11 :Set leaf block previous link   
  
         Opcode 12 :Init root block after split   
  
         Opcode 13 :Make leaf block empty   
  
         Opcode 14 :Restore block before image   
  
         Opcode 15 :Branch block row insert   
  
         Opcode 16 :Branch block row purge   
  
         Opcode 17 :Initialize new branch block   
  
         Opcode 18 :Update keydata in row   
  
         Opcode 19 :Clear row's split flag   
  
         Opcode 20 :Set row's split flag   
  
         Opcode 21 :General undo above the cache (undo)   
  
         Opcode 22 :Undo operation on leaf key above the cache (undo)   
  
         Opcode 23 :Restore block to b-tree   
  
         Opcode 24 :Shrink ITL (transaction entries)   
  
         Opcode 25 :Format root block redo   
  
         Opcode 26 :Undo of format root block (undo)   
  
         Opcode 27 :Redo for undo of format root block   
  
         Opcode 28 :Undo for migrating block  
  
         Opcode 29 :Redo for migrating block  
  
         Opcode 30 :IOT leaf block nonkey update  
  
         Opcode 31 :Cirect load root redo  
  
         Opcode 32 :Combine operation for insert and restore rows   
  
       
  
    Layer 11 : Row Access -  KCOCODRW     [kdocts.h]  
  
         Opcode 1 : Interpret Undo Record (Undo)   
  
         Opcode 2 : Insert Row Piece   
  
         Opcode 3 : Drop Row Piece   
  
         Opcode 4 : Lock Row Piece   
  
         Opcode 5 : Update Row Piece   
  
         Opcode 6 : Overwrite Row Piece   
  
         Opcode 7 : Manipulate First Column (add or delete the 1rst column)   
  
         Opcode 8 : Change Forwarding address   
  
         Opcode 9 : Change the Cluster Key Index   
  
         Opcode 10 :Set Key Links (change the forward & backward key links   
  
                    on a cluster key)   
  
         Opcode 11 :Quick Multi-Insert (ex: insert as select ...)   
  
         Opcode 12 :Quick Multi-Delete   
  
         Opcode 13 :Toggle Block Header flags   
  
       
  
    Layer 12 : Cluster -  KCOCODCL     [?]  
  
      
  
    Layer 13 : Transaction Segment -  KCOCOTSG     [ktscts.h]  
  
         Opcode 1 : Data segment format   
  
         Opcode 2 : Merge   
  
         Opcode 3 : Set link in block   
  
         Opcode 4 : Not used   
  
         Opcode 5 : New block (affects segment header)   
  
         Opcode 6 : Format block (affects data block)   
  
         Opcode 7 : Record link   
  
         Opcode 8 : Undo free list (undo)   
  
         Opcode 9 : Redo free list head (called as part of undo)   
  
         Opcode 9 : Format free list block (freelist group)   
  
         Opcode 11 :Format new blocks in free list   
  
         Opcode 12 :free list clear   
  
         Opcode 13 :free list restore (back) (undo of opcode 12)   
  
       
  
    Layer 14 : Transaction Extent -  KCOCOTEX     [kte.h]  
  
         Opcode 1 : Add extent to segment   
  
         Opcode 2 : Unlock Segment Header   
  
         Opcode 3 : Extent DEaLlocation (DEL)   
  
         Opcode 4 : Undo to Add extent operation (see opcode 1)   
  
         Opcode 5 : Extent Incarnation number increment   
  
         Opcode 6 : Lock segment Header   
  
         Opcode 7 : Undo to rollback extent deallocation (see opcode 3)   
  
         Opcode 8 : Apply Position Update (truncate)   
  
         Opcode 9 : Link blocks to Freelist   
  
         Opcode 10 :Unlink blocks from Freelist   
  
         Opcode 11 :Undo to Apply Position Update (see opcode 8)   
  
         Opcode 12 :Convert segment header to 6.2.x type   
  
       
  
    Layer 15 : Table Space -  KCOCOTTS     [ktt.h]  
  
        Opcode 1 : Format deferred rollback segment header   
  
        Opcode 2 : Add deferred rollback record   
  
        Opcode 3 : Move to next block   
  
        Opcode 4 : Point to next deferred rollback record   
  
       
  
    Layer 16 : Row Cache -  KCOCOQRC       
  
       
  
    Layer 17 : Recovery (REDO) -  KCOCORCV     [kcv.h]  
  
         Opcode 1 : End Hot Backup : This operation clears the hot backup   
  
                    in-progress flags in the indicated list of files   
  
         Opcode 2 : Enable Thread : This operation creates a redo record   
  
                    signalling that a thread has been enabled   
  
         Opcode 3 : Crash Recovery Marker   
  
         Opcode 4 : Resizeable datafiles  
  
         Opcode 5 : Tablespace ONline  
  
         Opcode 6 : Tablespace OFFline  
  
         Opcode 7 : Tablespace ReaD Write  
  
         Opcode 8 : Tablespace ReaD Only  
  
         Opcode 9 : ADDing datafiles to database  
  
         Opcode 10 : Tablespace DRoP  
  
         Opcode 11 : Tablespace PitR       
  
  
  
    Layer 18 : Hot Backup Log Blocks -  KCOCOHLB     [kcb.h]  
  
         Opcode 1 : Log block image   
  
         Opcode 2 : Recovery testing   
  
       
  
    Layer 19 : Direct Loader Log Blocks - KCOCODLB     [kcbl.h]  
  
         Opcode 1 : Direct block logging   
  
         Opcode 2 : Invalidate range   
  
         Opcode 3 : Direct block relogging  
  
         Opcode 4 : Invalidate range relogging       
  
  
  
    Layer 20 : Compatibility Segment operations - KCOCOKCK