-
Notifications
You must be signed in to change notification settings - Fork 2
/
RedoParser.g4
3519 lines (2667 loc) · 47.1 KB
/
RedoParser.g4
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
parser grammar RedoParser;
options { tokenVocab=RedoLexer; }
redo_file
: redo_record_info* EOF
;
redo_record_info
: redo_record change_records+
;
redo_info
:
ktelk_redo
| ktecush_redo
| ktucm_redo rolled_back_transaction?
| ktudb_redo
| ktudh_redo
| ktudbu_redo
| ktsbifm_redo
| ktfbh_redo
| ktfbb_redo
| ktfbn_redo
| ktudbr_redo
| kteop_redo
| ktsbi_redo
| ktsl_redo
| redo_to_change_opcode
| lasts_in_header
;
redo_record
: REDO RECORD MINUS thread rba len vld con_uid? scn subscn date_value lwn_info?
;
change_records
: change+
;
block_written
: BLOCK WRITTEN MINUS afn rdba bft non_bft scn seq flg
;
rdba
: RDBA ':' rdba_value
;
rdba_value
: HEX
;
bft
: BFT ':' bft_value
;
bft_value
: LPAREN HEX COMMA HEX RPAREN
;
non_bft
: NONBFT ':' non_bft_value
;
non_bft_value
: LPAREN HEX COMMA HEX RPAREN
;
thread
: THREAD ':' thread_number
;
thread_number
: HEX
;
rba
: RBA ':' log_file_sequence_number DOT log_file_block_number DOT byte_offset
;
log_file_sequence_number
: HEX
;
log_file_block_number
: HEX
;
byte_offset
: HEX
;
len
: LEN ':' len_value
;
len_value
: HEX
;
vld
: VLD ':' vld_value
;
vld_value
: HEX
;
scn
: SCN ':' scn_value
;
scn_value
: wrap (DOT base)?
;
wrap
: HEX
;
base
: HEX
;
subscn
: SUBSCN ':' subscn_value
;
subscn_value
: HEX
;
date_value
: DATE
;
lwn_info
: LPAREN LWN rba len nst scn ')'
;
nst
: NST ':' nst_value
;
nst_value
: HEX
;
chg_prefix_exists
: PREFIX EXISTS ON BLOCK COMMA SNO COLON HEX len
;
change
: lfdba? chg_prefix_exists?
CHANGE ( change_number con_id? chg_type chg_class
chg_afn dba chg_obj scn seq layer_opcode enc rbl flg?
undo_info? redo_info? xid?
ktubl_redo? ktubu_redo? ktsfrgrp_redo? ktsfrblnk_redo? ktust_redo?
ktsfrbfmt_redo? ktsph_redo? ktsfm_redo? ktuxv_info?
undo_prefix_info? undo_info?
ktuxv_info?
redo_info?
begin_trans? buext_info?
ktsl_redo?
kdo_undo_info? index_undo_info?
ktb_redo_info?
hwms? block_cleanout_record? column_info?
block_written* bitmap_undo? bitmap_redo?
kdli_info?
direct_block_loader_redo?
| change_number media_recovery_marker con_id?
scn seq layer_opcode enc flg?
standby_metadata_info? reuse_redo_entry? xid?
datafile_resize_marker? block_written*
| change_number con_id?
invld chg_afn dba blks chg_obj scn seq layer_opcode enc redo_info? xid?
ktubl_redo? ktubu_redo? ktsfrgrp_redo? ktsfrblnk_redo? ktsfrbfmt_redo?
ktsfm_redo?
block_cleanout_record? column_info?
block_written* bitmap_redo?
)
;
hwms
: BOTH THE HWMS
LOW HWM highwater_info lfdba
HIGH HWM highwater_info lfdba
| LOW HWM highwater_info lfdba?
| HIGH HWM highwater_info lfdba?
;
segment_header_undo
: SEGMENT HEADER UNDO
seghdr_dba mapblock_dba mapredo_offset scls mcls
( lasts_in_header
| hwms
)
;
lasts_in_header
: LASTS IN HEADER lf ls lt ft
;
lf
: LF ':' lf_value
;
lf_value
: HEX
;
ls
: LS ':' ls_value
;
ls_value
: HEX
;
lt
: LT ':' lt_value
;
lt_value
: HEX
;
ft
: FT ':' ft_value
;
ft_value
: HEX
;
mcls
: MCLS ':' mcls_value
;
mcls_value
: HEX
;
mapredo_offset
: MAP REDO OFFSET ':' mapredo_offset_value
;
mapredo_offset_value
: HEX
;
mapblock_dba
: MAP BLOCK DBA ':' mapblock_dba_value
;
mapblock_dba_value
: HEX
;
hint_dba
: HINT DBA ':' hint_dba_value
;
hint_dba_value
: HEX
;
bitmap_undo
: UNDO FOR bitmap_undo_lev BITMAP BLOCK bitmap_undo_op
;
bitmap_undo_lev
: LEV bitmap_undo_lev_value
;
bitmap_undo_lev_value
: HEX
;
bitmap_undo_op
: l_dba l_dba fcls scls offset
| l_dba scls DELETE L HEX S FROM L HEX fdba len offset
;
fcls
: FCLS ':' fcls_value
;
fcls_value
: HEX
;
scls
: SCLS ':' scls_value
;
scls_value
: HEX
;
l_dba
: L HEX DBA ':' l_dba_value
;
l_dba_value
: HEX
;
bitmap_redo
: REDO ON LEVEL bitmap_level_value BITMAP BLOCK
bitmap_redo_options?
| BMB STATE CHANGE_RAW len offset state
| KTSPBFREDO MINUS FORMAT PAGETABLE DATABLOCK ktspbredo
| KTSPSFREDO MINUS FORMAT LEVEL HEX BITMAP BLOCK parent_dba startdba number incn
| KTSPFFREDO MINUS FORMAT LEVEL HEX BITMAP BLOCK
startdba_of_the_range number_of_blocks
nbits inst nmrk parent_dba offset
| ADD L HEX S TO L HEX fdba len offset
| hint_dba
;
bitmap_redo_options
: REDO bitmap_redo_op
;
nbits
: NBITS ':' nbits_value
;
nbits_value
: HEX
;
inst
: INST ':' inst_value
;
inst_value
: HEX
;
nmrk
: NMRK ':' nmrk_value
;
nmrk_value
: HEX
;
number_of_blocks
: NUMBER OF BLOCKS ':' number_of_blocks_value
;
number_of_blocks_value
: HEX
;
startdba_of_the_range
: START DBA OF THE RANGE ':' startdba_of_the_range_value
;
startdba_of_the_range_value
: HEX
;
number
: NUMBER ':' number_value
;
number_value
: HEX
;
incn
: INCN ':' incn_value
;
incn_value
: HEX
;
ktspbredo
: parent_dba typ objd itls fmt_flag poff cscn inc_pound
;
fmt_flag
: FMT_FLAG ':' fmt_flag_value
;
fmt_flag_value
: HEX
;
poff
: POFF ':' poff_value
;
poff_value
: HEX
;
inc_pound
: INC_POUND ':' inc_pound_value
;
inc_pound_value
: HEX
;
parent_dba
: PARENT (LPAREN L HEX RPAREN)? DBA ':' parent_dba_value
;
parent_dba_value
: HEX
;
reuse_redo_entry
: REUSE REDO ENTRY object_reuse
;
object_reuse
: OBJECT REUSE ':' PDB EQUAL HEX COMMA TSN EQUAL HEX OBJD EQUAL HEX
;
bitmap_redo_op
: FOR STATE CHANGE_RAW len offset newstate
| TO SET REJECTION CODE len off rc state
| TO MARK BLOCK FREE redo_to_mark_block_free
| TO SET HWM OPCODE ':' HEX highwater_info
| TO CHANGE_RAW OPCODE bitmap_opcode
| TO DELETE RANGE length
| TO ADD RANGE bdba length
| TO SET FSLASH CLEAR HWM FLAG bitmap_opcode
;
bitmap_opcode
: OPCODE ':' bitmap_opcode_value locking_transaction
| OPCODE ':' bitmap_opcode_value FLAG ':' HEX
;
bitmap_opcode_value
: HEX
;
redo_to_mark_block_free
: offset length xidslot state ncmt commit_slot_list
;
length
: LENGTH ':' length_value
;
length_value
: HEX
;
state
: STATE ':' state_value
;
state_value
: HEX
;
xidslot
: XIDSLOT ':' xidslot_value
;
xidslot_value
: HEX
;
ncmt
: NCMT ':' ncmt_value
;
ncmt_value
: HEX
;
commit_slot_list
: COMMIT SLOT LIST commit_slot_info? locking_transaction
;
commit_slot_info
: HEX DOT slot
;
slot
: SLOT ':' slot_value
;
slot_value
: HEX
;
locking_transaction
: LOCKING TRANSACTION ':' locking_transaction_value
;
locking_transaction_value
: HEX DOT HEX DOT HEX
;
offset
: OFFSET ':' offset_value
;
offset_value
: HEX
;
newstate
: NEWSTATE ':' newstate_value
;
newstate_value
: HEX
;
bitmap_level_value
: HEX
;
bi_tran
: TRANS LAYER B DOT I DOT
;
create_load_index
: CREATE FSLASH LOAD INDEX create_load_index_info
;
create_load_index_info
: create_load_scn_fsc+
ARRAY OF HEX KD_OFF
dump_memory
kd_off_info+
;
create_load_scn_fsc
: HEX
HEX DOT HEX DOT HEX
HEX DOT HEX DOT HEX
(C|MINUS) (MINUS) (MINUS) (MINUS)
HEX (SCN|FSC) HEX DOT? HEX?
;
kd_off_info
: LPAREN HEX RPAREN ':' HEX+
;
index_undo_info
: INDEX UNDO FOR LEAF KEY OPERATIONS
| INDEX GENERAL UNDO LPAREN BRANCH RPAREN OPERATIONS
| INDEX ROOT BLOCK REDO LPAREN KDXDLR RPAREN ':' create_load_index
| INDEX REDO LPAREN KDXAIR RPAREN ':' APPLY XAT DO TO ITL HEX LPAREN COUNT EQUAL HEX RPAREN
| INDEX REDO LPAREN KDXBIN RPAREN ':' INSERT BRANCH BLOCK ROW COMMA COUNT EQUAL HEX
| INDEX REDO LPAREN KDXBNE RPAREN ':' INITIALIZE BRANCH BLOCK COMMA COUNT EQUAL HEX
| INDEX REDO LPAREN KDXBPU RPAREN ':' PURGE BRANCH BLOCK ROW COMMA COUNT EQUAL HEX
| INDEX REDO LPAREN KDXIMA RPAREN ':' RESTORE BEFORE BLOCK IMAGE COMMA COUNT EQUAL HEX bi_tran
| INDEX REDO LPAREN KDXIMA RPAREN ':' RESTORED BLOCK BEFORE IMAGE COMMA COUNT EQUAL HEX bi_tran
| INDEX REDO LPAREN KDXLCL RPAREN ':' CLEAR SPLIT FLAG COMMA COUNT EQUAL HEX
| INDEX REDO LPAREN KDXLEM RPAREN ':' LPAREN (REDO|UNDO) RPAREN MAKE LEAF BLOCK EMPTY
COMMA ITL EQUAL HEX COMMA COUNT EQUAL HEX
| INDEX REDO LPAREN KDXLIN RPAREN ':' INSERT LEAF ROW
| INDEX REDO LPAREN KDXLNE RPAREN ':' LPAREN COUNT EQUAL HEX RPAREN
INIT HEADER OF NEWLY ALLOCATED LEAF BLOCK
| INDEX REDO LPAREN KDXLNE RPAREN ':' LPAREN COUNT EQUAL HEX RPAREN
INIT LEAF BLOCK BEING SPLIT init_leaf_block_being_split
| INDEX REDO LPAREN KDXLDE RPAREN ':' DELETE LEAF ROW
| INDEX REDO LPAREN KDXLOK RPAREN ':' LOCK BLOCK COMMA COUNT EQUAL HEX
| INDEX REDO LPAREN KDXLPR RPAREN ':' LPAREN (REDO|UNDO) RPAREN
SET (KDXLENXT
|KDXLEPRV
)
EQUAL HEX COMMA ITL EQUAL HEX COMMA COUNT EQUAL HEX
| INDEX REDO LPAREN KDXLRE RPAREN ':' RESTORE LEAF ROW
| INDEX REDO LPAREN KDXLPU RPAREN ':' PURGE LEAF ROW LPAREN COUNT EQUAL HEX RPAREN
| INDEX REDO LPAREN KDXLUP RPAREN ':' UPDATE KEYDATA COMMA COUNT EQUAL HEX
| INDEX REDO LPAREN KDXULO RPAREN ':' CLEAR BLOCK OPCODE DURING COMMIT
| INDEX REDO LPAREN KDXULO RPAREN ':' UNLOCK BLOCK DURING UNDO
| ktfbh_undo
;
init_leaf_block_being_split
: ZEROED LOCK COUNT AND FREE SPACE COMMA KDXLENXT EQUAL HEX new_block_has_rows dumping_row_index? dumping_rows?
;
lock_block
: lock_itl
;
new_itl
: NEW ITL ':' new_itl_value nco lev lmc
;
new_itl_value
: HEX
;
lev
: LEV ':' lev_value
;
lev_value
: HEX
;
nco
: NCO ':' nco_value
;
nco_value
: HEX
;
lmc
: LMC ':' lmc_value
;
lmc_value
: HEX
;
split_itl
: SPLIT ITL ':' split_itl_value
;
split_itl_value
: HEX
;
lock_itl
: LOCK ITL HEX OPERATION EQUAL HEX COMMA lock_itl_operation
;
lock_itl_operation
: ( PRE MINUS SPLIT
| PURGE COMMITTED SPLIT MINUS HOLES FSLASH ADVANCED COMPRESSION HIGH BLOCK OP
)
;
seghdr_dba
: SEGHDR DBA ':' seghdr_dba_value
;
seghdr_dba_value
: HEX
;
unlock_block
: UNLOCK BLOCK LPAREN HEX RPAREN ':' unlock_block_value
;
unlock_block_value
: HEX
;
header_opcode
: HEADER OPCODE ':'
;
save
: SAVE ':' NO? pending_op?
;
pending_op
: PENDING OP
;
using_extent
: USING EXTENT ':'
;
begin
: BEGIN ':' begin_value
;
begin_value
: HEX
;
instance
: INSTANCE ':' instance_value
;
instance_value
: HEX
;
begin_clause
: begin COMMA length COMMA instance
;
use_bits
: USE BITS ':' begin_clause
;
ktfbn_redo
: KTFBN REDO MINUS FILE PROPERTY MAP BLOCK LPAREN FPM RPAREN
HEX ':' STAT UPDATE REDO
off len utime
;
utime
: UTIME ':' utime_value
;
utime_value
: HEX
;
ktfbb_redo
: KTFBBREDO MINUS FILE BITMAP BLOCK REDO ':' use_bits
;
space_header
: space_header_dba COMMA file
;
space_header_dba
: SPACE HEADER DBA ':' space_header_dba_value
;
space_header_dba_value
: HEX
;
free_extent
: FREE EXTENT ':'
;
ktfbh_undo
: KTFBHUNDO MINUS FILE SPACE HEADER UNDO ':'
space_header header_opcode save (NO pending_op
|save_using
)?
free_extent?
begin_clause?
;
ktfbh_redo
: KTFBHREDO MINUS FILE SPACE HEADER REDO ':' header_opcode save (NO pending_op
|save_using
)
;
save_using
: using_extent begin COMMA length COMMA instance
;
ktudbr_redo
: KTUDBR REDO ':' DISABLE BLOCK LEVEL RECO ON xid
;
ktsbifm_redo
:KTSBIFM REDO ':' JUST A MARKER
;
ktust_redo
: KTUST REDO ':' slt sqn sta cfl
;
nblks
: NBLKS ':' nblks_value
;
nblks_value
: HEX
;
forcel3
: FORCEL3 ':' forcel3_value
;
forcel3_value
: HEX
;
startdba
: START DBA ':'? startdba_value
;
startdba_value
: HEX
;
ktsl_undo
: KTSL MINUS LOB PERSISTENT UNDO BLOCK LPAREN PUB RPAREN UNDO RECORD ':'
bdba class
;
ktsl_redo
: KTSL MINUS PUA REDO RECORD ':'
pua_options+
;
pua_options
: HEX ':' SPLITTING CHUNK IN pua_chunk ':' split_length
| HEX ':' ON DISK ROLLBACK OF HEX CHUNKS on_disk_rollback mark_chunk_free
;
on_disk_rollback
: ON DISK ROLLBACK ':'
;
mark_chunk_free
: MARK CHUNK FREE ':' mark_chunk_free_value
;
mark_chunk_free_value
: HEX
;
class
: CLASS ':' class_value
;
class_value
: HEX
;
pua_chunk
: PUA CHUNK ':' pua_chunk_value
;
pua_chunk_value
: HEX
;
split_length
: SPLIT LENGTH split_length_value
;
split_length_value
: HEX
;
redo_to_change_opcode
: REDO TO CHANGE_RAW OPCODE
opcode_to_change
;
opcode_to_change
: OPCODE ':' HEX locking_transaction
;
ktsbi_redo
: KTSBI REDO MINUS REDO OPERATION ON BITMAP INDEX BLOCK resettok bit_no
;
resettok
: RESETTOK ':'
;
bit_no
: BIT NO ':' bit_no_value
;
bit_no_value
: HEX
;
ktsph_redo
: ktsphfredo
;
ktsphfredo
: KTSPHFREDO MINUS FORMAT PAGETABLE SEGMENT HEADER startdba nblks forcel3 tsn objd
;
ktsfrbfmt_redo
: KTSFRBFMT REDO ':' segobjd type itls cscn
;
cfl
: CFL ':' cfl_value
;
cfl_value
: HEX
;
csc
: CSC ':' csc_value
;
csc_value
: HEX
;
cscn
: CSCN ':' cscn_value
;
cscn_value
: HEX '.'? HEX?
;
itls
: ITLS ':' itls_value
;
itls_value
: HEX
;
itl
: ITL ':' itl_value?
;
itl_value
: HEX
;
typ
: TYP ':' typ_value
;
typ_value
: HEX
;
type
: TYPE ':' type_value
;
type_value
: HEX
;
segobjd
: SEGOBJD ':' segobjd_value
;
segobjd_value
: HEX
;
ktsfm_redo
: KTSFM REDO ':' dba tsn obj typ nfl
;
nfl
: NFL ':' nfl_value
;
nfl_value
: HEX
;
ktsfrblnk_redo
: KTSFRBLNK REDO ':' OPCODE ':' ktsfrblnk_redo_opcode next_dba ktsfrblnk_itli
;
next_dba
: NEXT DBA ':' next_dba_value
;
next_dba_value
:HEX
;
ktsfrblnk_itli
: ITLI ':' ktsfrblnk_itli_value
;
ktsfrblnk_itli_value
: HEX
;
ktsfrblnk_redo_opcode
: LWRT
| LSET
| LCLR
;
ktucm_redo
: KTUCM REDO ':' slt sqn srt sta flg ktucf_redo?
| KTUCM REDO ':' slt sqn srt sta flg scn
;
ktucf_redo
: KTUCF REDO ':' uba ext spc fbi
;