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
20210814204946


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)
20210814135605

尝试启动实例设置enable_pluggable_database=false,实例无法启动
20210814213023

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

发表在 ORACLE 21C | 标签为 | 评论关闭

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|
发表在 ORACLE 21C | 标签为 , , | 评论关闭

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

发表在 ORACLE 21C | 标签为 , | 评论关闭