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最近发表
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- ntfs MFT损坏(ntfs文件系统故障)导致oracle异常恢复
- .mkp扩展名oracle数据文件加密恢复
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- 通过alert日志分析客户自行对一个数据库恢复的来龙去脉和点评
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分类目录归档：ORACLE 21C
Oracle 21c强制使用cdb模式
在oracle 未正式对外公布的20c版本中已经提及在该版本及其以后版本中不再支持no-cdb模式
在正式对外发布的21c版本中,dbca创建库的过程中确认只能选择cdb模式(灰色,无法去掉)
尝试启动实例设置enable_pluggable_database=false,实例无法启动
证明21c是从软件代码中强制加入了enable_pluggable_database=true参数验证,数据库必须使用cdb模式
Oracle dul 依旧支持Oracle 21c
ORACEL 21C版本数据库信息
[oracle@www.xifenfei.com ~]$ ss
SQL*Plus: Release 21.0.0.0.0 - Production on Sat Aug 14 02:05:14 2021
Version 21.3.0.0.0
Copyright (c) 1982, 2021, Oracle. All rights reserved.
Connected to:
Oracle Database 21c Enterprise Edition Release 21.0.0.0.0 - Production
Version 21.3.0.0.0
SQL> select name from v$datafile;
NAME
--------------------------------------------------------------------------------
/u01/app/oracle/oradata/XFF/system01.dbf
/u01/app/oracle/oradata/XFF/sysaux01.dbf
/u01/app/oracle/oradata/XFF/undotbs01.dbf
/u01/app/oracle/oradata/XFF/pdbseed/system01.dbf
/u01/app/oracle/oradata/XFF/pdbseed/sysaux01.dbf
/u01/app/oracle/oradata/XFF/users01.dbf
/u01/app/oracle/oradata/XFF/pdbseed/undotbs01.dbf
/u01/app/oracle/oradata/XFF/XFFpdb1/system01.dbf
/u01/app/oracle/oradata/XFF/XFFpdb1/sysaux01.dbf
/u01/app/oracle/oradata/XFF/XFFpdb1/undotbs01.dbf
/u01/app/oracle/oradata/XFF/XFFpdb1/users01.dbf
11 rows selected.
SQL> select * from v$version;
BANNER
--------------------------------------------------------------------------------
BANNER_FULL
--------------------------------------------------------------------------------
BANNER_LEGACY
--------------------------------------------------------------------------------
CON_ID
----------
Oracle Database 21c Enterprise Edition Release 21.0.0.0.0 - Production
Oracle Database 21c Enterprise Edition Release 21.0.0.0.0 - Production
Version 21.3.0.0.0
Oracle Database 21c Enterprise Edition Release 21.0.0.0.0 - Production
0
dul 依旧支持 oracle 12c
[oracle@www.xifenfei.com dul]$ ./dul
Data UnLoader: 12.2.0.0.2 - Internal Only - on Sat Aug 14 02:20:28 2021
with 64-bit io functions and the decompression option
Copyright (c) 1994 2021 Bernard van Duijnen All rights reserved.
Strictly Oracle Internal Use Only
DUL: Warning: ulimit process stack size is only 33554432
Found db_id = 1608306320
Found db_name = ORCL
DUL> show datafiles;
ts# rf# start blocks offs open err file name
0 1 0 170241 0 1 0 /u01/app/oracle/oradata/XFF/system01.dbf
1 3 0 74241 0 1 0 /u01/app/oracle/oradata/XFF/sysaux01.dbf
DUL> bootstrap;
Probing file = 1, block = 520
. unloading table BOOTSTRAP$
DUL: Warning: block number is non zero but marked deferred trying to process it anyhow
60 rows unloaded
Reading BOOTSTRAP.dat 60 entries loaded
Parsing Bootstrap$ contents
Generating dict.ddl for version 12
OBJ$: segobjno 18, file 1 block 240
TAB$: segobjno 2, tabno 1, file 1 block 144
COL$: segobjno 2, tabno 5, file 1 block 144
USER$: segobjno 10, tabno 1, file 1 block 208
Running generated file "@dict.ddl" to unload the dictionary tables
. unloading table OBJ$ 75192 rows unloaded
. unloading table TAB$ 2389 rows unloaded
. unloading table COL$ 130794 rows unloaded
. unloading table USER$ 129 rows unloaded
Reading USER.dat 129 entries loaded
Reading OBJ.dat 75192 entries loaded and sorted 75192 entries
Reading TAB.dat 2389 entries loaded
Reading COL.dat 130794 entries loaded and sorted 130794 entries
Reading BOOTSTRAP.dat 60 entries loaded
DUL: Warning: Recreating file "dict.ddl"
Generating dict.ddl for version 12
OBJ$: segobjno 18, file 1 block 240
TAB$: segobjno 2, tabno 1, file 1 block 144
COL$: segobjno 2, tabno 5, file 1 block 144
USER$: segobjno 10, tabno 1, file 1 block 208
TABPART$: segobjno 835, file 1 block 5560
INDPART$: segobjno 840, file 1 block 5600
TABCOMPART$: segobjno 857, file 1 block 5736
INDCOMPART$: segobjno 862, file 1 block 5784
TABSUBPART$: segobjno 847, file 1 block 5656
INDSUBPART$: segobjno 852, file 1 block 5696
IND$: segobjno 2, tabno 3, file 1 block 144
ICOL$: segobjno 2, tabno 4, file 1 block 144
LOB$: segobjno 2, tabno 6, file 1 block 144
COLTYPE$: segobjno 2, tabno 7, file 1 block 144
TYPE$: segobjno 761, tabno 1, file 1 block 5024
COLLECTION$: segobjno 761, tabno 2, file 1 block 5024
ATTRIBUTE$: segobjno 761, tabno 3, file 1 block 5024
LOBFRAG$: segobjno 868, file 1 block 5832
LOBCOMPPART$: segobjno 871, file 1 block 5856
UNDO$: segobjno 15, file 1 block 224
TS$: segobjno 6, tabno 2, file 1 block 176
PROPS$: segobjno 127, file 1 block 1320
Running generated file "@dict.ddl" to unload the dictionary tables
. unloading table OBJ$
DUL: Warning: Recreating file "OBJ.ctl"
75192 rows unloaded
. unloading table TAB$
DUL: Warning: Recreating file "TAB.ctl"
2389 rows unloaded
. unloading table COL$
DUL: Warning: Recreating file "COL.ctl"
130794 rows unloaded
. unloading table USER$
DUL: Warning: Recreating file "USER.ctl"
129 rows unloaded
. unloading table TABPART$ 492 rows unloaded
. unloading table INDPART$ 365 rows unloaded
. unloading table TABCOMPART$ 1 row unloaded
. unloading table INDCOMPART$ 0 rows unloaded
. unloading table TABSUBPART$ 32 rows unloaded
. unloading table INDSUBPART$ 0 rows unloaded
. unloading table IND$ 3095 rows unloaded
. unloading table ICOL$ 5657 rows unloaded
. unloading table LOB$ 712 rows unloaded
. unloading table COLTYPE$ 3251 rows unloaded
. unloading table TYPE$ 6053 rows unloaded
. unloading table COLLECTION$ 1450 rows unloaded
. unloading table ATTRIBUTE$ 15958 rows unloaded
. unloading table LOBFRAG$ 19 rows unloaded
. unloading table LOBCOMPPART$ 0 rows unloaded
. unloading table UNDO$ 21 rows unloaded
. unloading table TS$ 6 rows unloaded
. unloading table PROPS$ 45 rows unloaded
Reading USER.dat 129 entries loaded
Reading OBJ.dat 75192 entries loaded and sorted 75192 entries
Reading TAB.dat 2389 entries loaded
Reading COL.dat 130794 entries loaded and sorted 130794 entries
Reading TABPART.dat 492 entries loaded and sorted 492 entries
Reading TABCOMPART.dat 1 entries loaded and sorted 1 entries
Reading TABSUBPART.dat 32 entries loaded and sorted 32 entries
Reading INDPART.dat 365 entries loaded and sorted 365 entries
Reading INDCOMPART.dat 0 entries loaded and sorted 0 entries
Reading INDSUBPART.dat 0 entries loaded and sorted 0 entries
Reading IND.dat 3095 entries loaded
Reading LOB.dat 712 entries loaded
Reading ICOL.dat 5657 entries loaded
Reading COLTYPE.dat 3251 entries loaded
Reading TYPE.dat
DUL: Notice: Increased the size of DC_TYPES from 4096 to 32768 entries
6053 entries loaded
Reading ATTRIBUTE.dat 15958 entries loaded
Reading COLLECTION.dat
DUL: Notice: Increased the size of DC_COLLECTIONS from 1024 to 8192 entries
1450 entries loaded
Reading BOOTSTRAP.dat 60 entries loaded
Reading LOBFRAG.dat 19 entries loaded and sorted 19 entries
Reading LOBCOMPPART.dat 0 entries loaded and sorted 0 entries
Reading UNDO.dat 21 entries loaded
Reading TS.dat 6 entries loaded
Reading PROPS.dat 45 entries loaded
Database character set is AL32UTF8
Database national character set is AL16UTF16
DUL> unload table sys.props$;
. unloading table PROPS$ 45 rows unloaded
DUL> exit
Life is DUL without it
[oracle@www.xifenfei.com dul]$ grep NLS_RDBMS_VERSION SYS_PROPS.dat
|NLS_RDBMS_VERSION| |21.0.0.0.0| |RDBMS version for NLS parameters|
bbed依旧支持Oracle 21c
ORACEL 21C版本数据库信息
[oracle@www.xifenfei.com ~]$ ss
SQL*Plus: Release 21.0.0.0.0 - Production on Sat Aug 14 02:05:14 2021
Version 21.3.0.0.0
Copyright (c) 1982, 2021, Oracle. All rights reserved.
Connected to:
Oracle Database 21c Enterprise Edition Release 21.0.0.0.0 - Production
Version 21.3.0.0.0
SQL> select name from v$datafile;
NAME
--------------------------------------------------------------------------------
/u01/app/oracle/oradata/XFF/system01.dbf
/u01/app/oracle/oradata/XFF/sysaux01.dbf
/u01/app/oracle/oradata/XFF/undotbs01.dbf
/u01/app/oracle/oradata/XFF/pdbseed/system01.dbf
/u01/app/oracle/oradata/XFF/pdbseed/sysaux01.dbf
/u01/app/oracle/oradata/XFF/users01.dbf
/u01/app/oracle/oradata/XFF/pdbseed/undotbs01.dbf
/u01/app/oracle/oradata/XFF/XFFpdb1/system01.dbf
/u01/app/oracle/oradata/XFF/XFFpdb1/sysaux01.dbf
/u01/app/oracle/oradata/XFF/XFFpdb1/undotbs01.dbf
/u01/app/oracle/oradata/XFF/XFFpdb1/users01.dbf
11 rows selected.
SQL> select * from v$version;
BANNER
--------------------------------------------------------------------------------
BANNER_FULL
--------------------------------------------------------------------------------
BANNER_LEGACY
--------------------------------------------------------------------------------
CON_ID
----------
Oracle Database 21c Enterprise Edition Release 21.0.0.0.0 - Production
Oracle Database 21c Enterprise Edition Release 21.0.0.0.0 - Production
Version 21.3.0.0.0
Oracle Database 21c Enterprise Edition Release 21.0.0.0.0 - Production
0
bbed可以正常使用
[oracle@www.xifenfei.com db_1]$ bbed
Password:
BBED: Release 2.0.0.0.0 - Limited Production on Sat Aug 14 02:06:58 2021
Copyright (c) 1982, 2021, Oracle and/or its affiliates. All rights reserved.
************* !!! For Oracle Internal Use only !!! ***************
BBED> set filename '/u01/app/oracle/oradata/XFF/system01.dbf'
FILENAME /u01/app/oracle/oradata/XFF/system01.dbf
BBED> set blocksize 8192
BLOCKSIZE 8192
BBED> map /v
File: /u01/app/oracle/oradata/XFF/system01.dbf (0)
Block: 1 Dba:0x00000000
------------------------------------------------------------
Data File Header
struct kcvfh, 1272 bytes @0
struct kcvfhbfh, 20 bytes @0
struct kcvfhhdr, 76 bytes @20
ub4 kcvfhrdb @96
struct kcvfhcrs, 8 bytes @100
ub4 kcvfhcrt @108
ub4 kcvfhrlc @112
struct kcvfhrls, 8 bytes @116
ub4 kcvfhbti @124
struct kcvfhbsc, 8 bytes @128
ub2 kcvfhbth @136
ub2 kcvfhsta @138
struct kcvfhckp, 36 bytes @484
ub4 kcvfhcpc @140
ub4 kcvfhrts @144
ub4 kcvfhccc @148
struct kcvfhbcp, 36 bytes @152
ub4 kcvfhbhz @312
struct kcvfhxcd, 16 bytes @316
sword kcvfhtsn @332
ub2 kcvfhtln @336
text kcvfhtnm[30] @338
ub4 kcvfhrfn @368
struct kcvfhrfs, 8 bytes @372
ub4 kcvfhrft @380
struct kcvfhafs, 8 bytes @384
ub4 kcvfhbbc @392
ub4 kcvfhncb @396
ub4 kcvfhmcb @400
ub4 kcvfhlcb @404
ub4 kcvfhbcs @408
ub2 kcvfhofb @412
ub2 kcvfhnfb @414
ub4 kcvfhprc @416
struct kcvfhprs, 8 bytes @420
struct kcvfhprfs, 8 bytes @428
ub4 kcvfhtrt @444
ub4 tailchk @8188
BBED> p kcvfh
struct kcvfh, 1272 bytes @0
struct kcvfhbfh, 20 bytes @0
ub1 type_kcbh @0 0x0b
ub1 frmt_kcbh @1 0xa2
ub2 wrp2_kcbh @2 0x0000
ub4 rdba_kcbh @4 0x00400001
ub4 bas_kcbh @8 0x00000000
ub2 wrp_kcbh @12 0x0000
ub1 seq_kcbh @14 0x01
ub1 flg_kcbh @15 0x04 (KCBHFCKV)
ub2 chkval_kcbh @16 0xeeed
ub2 spare3_kcbh @18 0x0000
struct kcvfhhdr, 76 bytes @20
ub4 kccfhswv @20 0x00000000
ub4 kccfhcvn @24 0x15000000
ub4 kccfhdbi @28 0x5fdcce90
text kccfhdbn[0] @32 O
text kccfhdbn[1] @33 R
text kccfhdbn[2] @34 C
text kccfhdbn[3] @35 L
text kccfhdbn[4] @36
text kccfhdbn[5] @37
text kccfhdbn[6] @38
text kccfhdbn[7] @39
ub4 kccfhcsq @40 0x000004c7
ub4 kccfhfsz @44 0x00029900
s_blkz kccfhbsz @48 0x00
ub2 kccfhfno @52 0x0001
ub2 kccfhtyp @54 0x0003
ub4 kccfhacid @56 0x00000000
ub4 kccfhcks @60 0x00000000
text kccfhtag[0] @64
text kccfhtag[1] @65
text kccfhtag[2] @66
text kccfhtag[3] @67
text kccfhtag[4] @68
text kccfhtag[5] @69
text kccfhtag[6] @70
text kccfhtag[7] @71
text kccfhtag[8] @72
text kccfhtag[9] @73
text kccfhtag[10] @74
text kccfhtag[11] @75
text kccfhtag[12] @76
text kccfhtag[13] @77
text kccfhtag[14] @78
text kccfhtag[15] @79
text kccfhtag[16] @80
text kccfhtag[17] @81
text kccfhtag[18] @82
text kccfhtag[19] @83
text kccfhtag[20] @84
text kccfhtag[21] @85
text kccfhtag[22] @86
text kccfhtag[23] @87
text kccfhtag[24] @88
text kccfhtag[25] @89
text kccfhtag[26] @90
text kccfhtag[27] @91
text kccfhtag[28] @92
text kccfhtag[29] @93
text kccfhtag[30] @94
text kccfhtag[31] @95
ub4 kcvfhrdb @96 0x00400208
struct kcvfhcrs, 8 bytes @100
ub4 kscnbas @100 0x00000008
ub2 kscnwrp @104 0x8000
ub2 kscnwrp2 @106 0x0000
ub4 kcvfhcrt @108 0x4050b9a0
ub4 kcvfhrlc @112 0x40678310
struct kcvfhrls, 8 bytes @116
ub4 kscnbas @116 0x0027b373
ub2 kscnwrp @120 0x8000
ub2 kscnwrp2 @122 0x0000
ub4 kcvfhbti @124 0x00000000
struct kcvfhbsc, 8 bytes @128
ub4 kscnbas @128 0x00000000
ub2 kscnwrp @132 0x0000
ub2 kscnwrp2 @134 0x0000
ub2 kcvfhbth @136 0x0000
ub2 kcvfhsta @138 0x2004 (KCVFHOFZ)
struct kcvfhckp, 36 bytes @484
struct kcvcpscn, 8 bytes @484
ub4 kscnbas @484 0x002874e0
ub2 kscnwrp @488 0x8000
ub2 kscnwrp2 @490 0x0000
ub4 kcvcptim @492 0x406783fd
ub2 kcvcpthr @496 0x0001
union u, 12 bytes @500
struct kcvcprba, 12 bytes @500
ub4 kcrbaseq @500 0x00000003
ub4 kcrbabno @504 0x00000f12
ub2 kcrbabof @508 0x0010
ub1 kcvcpetb[0] @512 0x02
ub1 kcvcpetb[1] @513 0x00
ub1 kcvcpetb[2] @514 0x00
ub1 kcvcpetb[3] @515 0x00
ub1 kcvcpetb[4] @516 0x00
ub1 kcvcpetb[5] @517 0x00
ub1 kcvcpetb[6] @518 0x00
ub1 kcvcpetb[7] @519 0x00
ub4 kcvfhcpc @140 0x00000030
ub4 kcvfhrts @144 0x406782f4
ub4 kcvfhccc @148 0x0000002f
struct kcvfhbcp, 36 bytes @152
struct kcvcpscn, 8 bytes @152
ub4 kscnbas @152 0x00000000
ub2 kscnwrp @156 0x0000
ub2 kscnwrp2 @158 0x0000
ub4 kcvcptim @160 0x00000000
ub2 kcvcpthr @164 0x0000
union u, 12 bytes @168
struct kcvcprba, 12 bytes @168
ub4 kcrbaseq @168 0x00000000
ub4 kcrbabno @172 0x00000000
ub2 kcrbabof @176 0x0000
ub1 kcvcpetb[0] @180 0x00
ub1 kcvcpetb[1] @181 0x00
ub1 kcvcpetb[2] @182 0x00
ub1 kcvcpetb[3] @183 0x00
ub1 kcvcpetb[4] @184 0x00
ub1 kcvcpetb[5] @185 0x00
ub1 kcvcpetb[6] @186 0x00
ub1 kcvcpetb[7] @187 0x00
ub4 kcvfhbhz @312 0x00000000
struct kcvfhxcd, 16 bytes @316
ub4 space_kcvmxcd[0] @316 0x00000000
ub4 space_kcvmxcd[1] @320 0x00000000
ub4 space_kcvmxcd[2] @324 0x00000000
ub4 space_kcvmxcd[3] @328 0x00000000
sword kcvfhtsn @332 0
ub2 kcvfhtln @336 0x0006
text kcvfhtnm[0] @338 S
text kcvfhtnm[1] @339 Y
text kcvfhtnm[2] @340 S
text kcvfhtnm[3] @341 T
text kcvfhtnm[4] @342 E
text kcvfhtnm[5] @343 M
text kcvfhtnm[6] @344
text kcvfhtnm[7] @345
text kcvfhtnm[8] @346
text kcvfhtnm[9] @347
text kcvfhtnm[10] @348
text kcvfhtnm[11] @349
text kcvfhtnm[12] @350
text kcvfhtnm[13] @351
text kcvfhtnm[14] @352
text kcvfhtnm[15] @353
text kcvfhtnm[16] @354
text kcvfhtnm[17] @355
text kcvfhtnm[18] @356
text kcvfhtnm[19] @357
text kcvfhtnm[20] @358
text kcvfhtnm[21] @359
text kcvfhtnm[22] @360
text kcvfhtnm[23] @361
text kcvfhtnm[24] @362
text kcvfhtnm[25] @363
text kcvfhtnm[26] @364
text kcvfhtnm[27] @365
text kcvfhtnm[28] @366
text kcvfhtnm[29] @367
ub4 kcvfhrfn @368 0x00000001
struct kcvfhrfs, 8 bytes @372
ub4 kscnbas @372 0x00000000
ub2 kscnwrp @376 0x0000
ub2 kscnwrp2 @378 0x0000
ub4 kcvfhrft @380 0x00000000
struct kcvfhafs, 8 bytes @384
ub4 kscnbas @384 0x00000000
ub2 kscnwrp @388 0x0000
ub2 kscnwrp2 @390 0x0000
ub4 kcvfhbbc @392 0x00000000
ub4 kcvfhncb @396 0x00000000
ub4 kcvfhmcb @400 0x00000000
ub4 kcvfhlcb @404 0x00000000
ub4 kcvfhbcs @408 0x00000000
ub2 kcvfhofb @412 0x000a
ub2 kcvfhnfb @414 0x000a
ub4 kcvfhprc @416 0x4050b99a
struct kcvfhprs, 8 bytes @420
ub4 kscnbas @420 0x00000001
ub2 kscnwrp @424 0x0000
ub2 kscnwrp2 @426 0x0000
struct kcvfhprfs, 8 bytes @428
ub4 kscnbas @428 0x00000000
ub2 kscnwrp @432 0x0000
ub2 kscnwrp2 @434 0x0000
ub4 kcvfhtrt @444 0x00000000
BBED>
bbed真的是一个生命力强大的工具,到21c依旧可以很好的支持