What is report unrecoverable;

RMAN> report unrecoverable;
Report of files that need backup due to unrecoverable operations
File Type of Backup Required Name
22 full or incremental /u02/proddata/a_txn_data01.dbf
23 full or incremental /u02/proddata/a_txn_data02.dbf
24 full or incremental /u02/proddata/a_txn_data03.dbf
39 full or incremental /u02/proddata/a_txn_data04.dbf
every time shows this value after taking rman full backup
why and what is solution

Hello,
what should be database in logging or NOLOGGING mode.Don't be confuse between LOGGING/NOLOGGING and ARCHIVELOG/NOARCHIVELOG.
A Database can be in ARCHIVELOG mode and have Tables / Tablespaces in NOLOGGING mode so as to enable non-logged operations.
Non-logged operation can increase performance in some case (heavy load,...) but should be used with caution. If you have to recover a Database in which there was a non-logged DML, some Blocks could be marked as corrupted.
So NOLOGGING mode must be limited to Tables that you can recreate and reload easily. For instance, Temporary Tables that don't store permanent datas.
Else, you should avoid using NOLOGGING mode in Production Database.
Please, find enclosed a very interesting link about this topic:
http://asktom.oracle.com/pls/apex/f?p=100:11:0::::P11_QUESTION_ID:5280714813869
Hope this help.
Best regards,
Jean-Valentin

Similar Messages

  • Rman - "report unrecoverable" concept

    Hi
    I am readin g a book on rman (rman recipes 11g from APress).
    I m not able to understand what is the purpose of "report unrecoverable" command. Book says:
    >
    Ref: Section 8.3 - page# 229:
    You want to identify which datafiles have been affected by unrecoverable operations, since RMAN needs to back up those files as soon as possible after you perform an unrecoverable operation.
    Use the report unrecoverable command to find out which datafiles in the database have been marked unrecoverable because they’re part of an unrecoverable operation. Here’s an example showing how to use the report unrecoverable command:
    RMAN> report unrecoverable;
    Report of files that need backup due to unrecoverable operations
    File Type of Backup Required Name
    1 full /u01/app/oracle/data/prod1/example01.dbf
    RMAN>Could someone please give example of unrecoverable operation(s)? And how could rman/oracle know before hand if such an unrecoverable operation is going to be performed on certain datafile(s)?
    Thanks

    user12033597 wrote:
    Hi
    I am readin g a book on rman (rman recipes 11g from APress).
    I m not able to understand what is the purpose of "report unrecoverable" command. Book says:
    Ref: Section 8.3 - page# 229:
    You want to identify which datafiles have been affected by unrecoverable operations, since RMAN needs to back up those files as soon as possible after you perform an unrecoverable operation.
    Use the report unrecoverable command to find out which datafiles in the database have been marked unrecoverable because they’re part of an unrecoverable operation. Here’s an example showing how to use the report unrecoverable command:
    RMAN> report unrecoverable;
    Report of files that need backup due to unrecoverable operations
    File Type of Backup Required Name
    1 full /u01/app/oracle/data/prod1/example01.dbf
    RMAN> Could someone please give example of unrecoverable operation(s)? And how could rman/oracle know before hand if such an unrecoverable operation is going to be performed on certain datafile(s)?
    Thanks A datafile or tablespace are set to unrecoverable if any operation that had been performed (since the last backup taken on these datafiles) on datafile or tablespace that are unrecoverable.
    A little explanation:
    When ever a operation occurs on database i.e. any dml occurs on tables, these operation generates REDO information in redolog files. So when someone explicitly disable the logging information to redologfile(by hint no_logging), then datafile is marked as unrecoverable.
    Oracle says it unrecoverable because oracle cannot perform recovery by reading from redologfile or archivefiles if datafile crashes and need a recovery. Thats why rman warns you about such operation which could have taken place and point you to datafile which had these operation performed. The operations which are unrecoverable are:
    1) direct load/SQL load
    2) direct-path inserts result from insert or merge statement
    3) ALTER TABLE commands
    4) CREATE and ALTER INDEX commands
    5) INSERT /*+APPEND*/
    6) partition manipulation
    7) database object that has explicitly set with nologging option
    8) Oracle eBusiness Suite concurrent job execution identified in Oracle metalink note: 216211.1
    8) Oracle eBusiness Suite patches activities that involve database object manipulation
    9) SQL*loader with nologging
    So once you take the full backup of datafiles (which are affected by these operation) will clearout the Unrecoverable warning. Because now oracle has the backup of these files.
    What preventions you can take for not making datafile to Unrecoverable?
    Use force_logging
    Also see
    http://www.pythian.com/news/7401/oracle-what-is-an-unrecoverable-data-file/
    Hope this help you in understanding

  • Report unrecoverable

    After taking full database backup I issued
    RMAN> report unrecoverable;
    Report of files that need backup due to unrecoverable operations
    File Type of Backup Required Name
    5 full or incremental /u06/oradata/WRHS/data01.dbf
    7 full or incremental /u06/oradata/WRHS/data02.dbf
    8 full or incremental /u06/oradata/WRHS/data03.dbf
    17 full or incremental /u06/oradata/WRHS/data04.dbf
    19 full or incremental /u06/oradata/WRHS/data06.dbf
    21 full or incremental /u06/oradata/WRHS/data07.dbf
    23 full or incremental /u03/oradata//WRHSdata08.dbf
    25 full or incremental /u03/oradata//WRHSdata09.dbf
    26 full or incremental /u03/oradata//WRHSdata10.dbf
    28 full or incremental /u05/oradata/WRHS/data05.dbf
    30 full or incremental /u07/oradata/WRHS/data12.dbf
    31 full or incremental /u07/oradata/WRHS/data11.dbf
    32 full or incremental /u07/oradata/WRHS/data13.dbf
    33 full or incremental /u07/oradata/WRHS/data14
    34 full or incremental /u05/oradata/WRHS/data15.dbf
    36 full or incremental /u05/oradata/WRHS/data16.dbf
    What should I do??

    Make sure that nologging operations, especially direct inserts, are not running in the database and take the full backup again.

  • Unrecoverable_change# and rman report unrecoverable

    I am running a test db oracle 11gR2 on windows server 2008.
    I am running oracle suggested backup strategy for my backup operation.
    So every night i run incremental backup and apply the previous incremental to image copies.
    I am confused on why when i run a query like
    select file#,name,unrecoverable_change#,unrecoverable_time from v$datafile
    i have atleast one or two datafiles whose unrecoverable_change# and unrecoverable_time value is not 0.
    Whether the operation was in nologging or not, since i have a incremental backup, why is the above value not 0??
    However when i run in rman,
    report unrecoverable;
    rman does not report anything. So whats the difference b/w rman unrecoverable and the one from v$datafile??
    can someone help me understand the correct concept of unrecoverable_change#??
    Thanks.

    Yes , this is right. At least with Oracle XE as show in following test case:
    SQL> select name, unrecoverable_change#, unrecoverable_time from v$datafile where file#=1;
    NAME
    UNRECOVERABLE_CHANGE# UNRECOVER
    C:\ORACLEXE\ORADATA\XE\SYSTEM.DBF
                        0
    SQL> select name, unrecoverable_change# UC, unrecoverable_time UT from v$datafile where file#=1;
    NAME
            UC UT
    C:\ORACLEXE\ORADATA\XE\SYSTEM.DBF
             0
    SQL> desc t;
    ERROR:
    ORA-04043: object t does not exist
    SQL> create table t(x int) nologging;
    Table created.
    SQL> insert /*+ APPEND */ into t select object_id from dba_objects;
    12616 rows created.
    SQL> commit;
    Commit complete.
    SQL> select name, unrecoverable_change# UC, unrecoverable_time UT from v$datafile where file#=1;
    NAME
            UC UT
    C:\ORACLEXE\ORADATA\XE\SYSTEM.DBF
       2004176 16-SEP-10
    SQL> exit
    Disconnected from Oracle Database 10g Express Edition Release 10.2.0.1.0 - Production
    C:\>rman target /
    Recovery Manager: Release 10.2.0.1.0 - Production on Thu Sep 16 20:59:51 2010
    Copyright (c) 1982, 2005, Oracle.  All rights reserved.
    connected to target database: XE (DBID=2607125346)
    RMAN> report unrecoverable;
    using target database control file instead of recovery catalog
    Report of files that need backup due to unrecoverable operations
    File Type of Backup Required Name
    1    full or incremental     C:\ORACLEXE\ORADATA\XE\SYSTEM.DBF
    RMAN> backup incremental level 1 datafile 1;
    Starting backup at 16-SEP-10
    allocated channel: ORA_DISK_1
    channel ORA_DISK_1: sid=25 devtype=DISK
    channel ORA_DISK_1: starting incremental level 1 datafile backupset
    channel ORA_DISK_1: specifying datafile(s) in backupset
    input datafile fno=00001 name=C:\ORACLEXE\ORADATA\XE\SYSTEM.DBF
    channel ORA_DISK_1: starting piece 1 at 16-SEP-10
    channel ORA_DISK_1: finished piece 1 at 16-SEP-10
    piece handle=C:\ORACLEXE\APP\ORACLE\FLASH_RECOVERY_AREA\XE\BACKUPSET\2010_09_16\
    O1_MF_NNND1_TAG20100916T210031_694TBHLT_.BKP tag=TAG20100916T210031 comment=NONE
    channel ORA_DISK_1: backup set complete, elapsed time: 00:00:15
    channel ORA_DISK_1: starting incremental level 1 datafile backupset
    channel ORA_DISK_1: specifying datafile(s) in backupset
    including current control file in backupset
    including current SPFILE in backupset
    channel ORA_DISK_1: starting piece 1 at 16-SEP-10
    channel ORA_DISK_1: finished piece 1 at 16-SEP-10
    piece handle=C:\ORACLEXE\APP\ORACLE\FLASH_RECOVERY_AREA\XE\BACKUPSET\2010_09_16\
    O1_MF_NCSN1_TAG20100916T210031_694TC04T_.BKP tag=TAG20100916T210031 comment=NONE
    channel ORA_DISK_1: backup set complete, elapsed time: 00:00:03
    Finished backup at 16-SEP-10
    RMAN> report unrecoverable;
    Report of files that need backup due to unrecoverable operations
    File Type of Backup Required Name
    RMAN>And you still have:
    C:\>sqlplus / as sysdba
    SQL*Plus: Release 10.2.0.1.0 - Production on Thu Sep 16 21:08:27 2010
    Copyright (c) 1982, 2005, Oracle.  All rights reserved.
    Connected to:
    Oracle Database 10g Express Edition Release 10.2.0.1.0 - Production
    SQL> select name, unrecoverable_change# UC, unrecoverable_time UT from v$datafile where file#=1;
    NAME
            UC UT
    C:\ORACLEXE\ORADATA\XE\SYSTEM.DBF
       2004176 16-SEP-10Edited by: P. Forstmann on 16 sept. 2010 21:07

  • What is report painter? and how to use it

    hi all
    what is report painter and how we use it.
    please send tutorial
    thanks & regards

    hi
    Report painter
    the below Pdf should help you
    http://www.virtuosollc.com/PDF/Get_Reporter.pdf
    Regards,
    Nitin Aggarwal
    Please assign points if its helpful.

  • What is Report Symbols?

    Hi friends,
    what is Report Symbols in EHS module?
    Please help me...

    SAP help provides this info:
    http://help.sap.com/saphelp_47x200/helpdata/en/a7/2872920a6c11d28a220000e829fbbd/frameset.htm
    http://help.sap.com/saphelp_47x200/helpdata/en/b3/75a580b0b411d5993800508b6b8b11/frameset.htm
    http://help.sap.com/saphelp_47x200/helpdata/en/a7/287aa60a6c11d28a220000e829fbbd/frameset.htm
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    Sudha
    Message was edited by: Sudha Mohan

  • What is Report to Analyst?

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    Thanks, Girish R. Patil.

    There is an existing thread, refer the below short note & link 
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    http://social.msdn.microsoft.com/Forums/en-US/4d4b891a-7f9e-4a3d-bc59-7113690ad8ab/mystical-report-to-analyst-property?forum=biztalkgeneral

  • What is Report Bursting?

    What is Report Bursting? Can any one give me detail description on this topic.....

    Report Bursting is the process of sending reports to specific users across regions
    For Ex:-
    I have a sales report which shows the informations about sales across countries,I want to send this report to my senior manager who sits in US,UK,India and Australia to see the sales person performance.I can burst the report in such a way the information pertaining to US,UK,India and Aus will be send to respective sales manager.
    I hope this info can help you.
    Thanks & Regards,
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  • What is Report Writer in Abap ?

    What is Report Writer in Abap ?
    How we can write a simple report through report writer .
    It's Tcode , How to proceed ?
    I developed several report through ABAP , but i have no clue about Report Writer .
    What is advantage to using it .
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    Regards : rajneesh

    Hi,
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    http://help.sap.com/saphelp_47x200/helpdata/en/66/bc7dc143c211d182b30000e829fbfe/frameset.htm
    Regards
    Kiran Sure

  • What is Report layout?

    What is Report layout?

    Hi Ajay,
    The information shown on line item reports (SAP describes them as “list displays”) can be controlled using a report Layout.  A Report Layout specifies the sequence of line items should be shown on and their positioning on the list etc.
    Cost centre line item reports are one of the more commonly used list displays but vendor, customer and general ledger line item reports are also list displays. 
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    http://www.le.ac.uk/cc/cchelp/sap/SAP%20Guide%20-%20Report%20Layout.doc
    Thanks,
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  • What is report painter?

    Please give me in detail what is report writer, and how to use it, and what is its use?
    Thnks in advance,
    RRK.
    Edited by: Alvaro Tejada Galindo on Feb 6, 2008 4:54 PM

    please look at the following links u can be able to understand the diff.
    The specified item was not found.
    http://help.sap.com/saphelp_47x200/helpdata/en/5b/d22cee43c611d182b30000e829fbfe/frameset.htm
    Report Painter/Writer
    report painter and report writer

  • What is report?

    can any one explain about what is report?how is help full for consultants? what are alternatives in this?how we can use this?

    Reports: Reports consist of data, which is expected to be reveiwed  or checked the transaction taken in said period. Reports are useful for analysis of decision taking for future activities.
    Sone of the standard reports for SD & its configuration guide is as under:
    Standard SAP SD Reports:=
    Statistic Group:
    Purpose – To capture data for Standard Reports, we require to activate Statistic Group as under:
    --> Item category (Configuration)
    --> Sales document type (Configuration)
    --> Customer (Maintain in Master data)
    --> Material (Maintain in Master data)
    When you generate statistics in the logistics information system, the system uses the combination of specified statistics groups to determine the appropriate update sequence. The update sequence in turn determines for exactly which fields the statistics are generated.
    Configuration:
    IMG --> Logistics Information System (LIS) --> Logistics Data Warehouse --> Updating --> Updating Control --> Settings: Sales --> Statistics Groups -->
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    3. Maintain Statistics Groups for Sales Documents
    4. Assign Statistics Groups for Each Sales Document Type
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    SAP Easy Access: Information Systems -> Logistics -> Sales and distribution ->
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    2. Material -> Incoming orders / Returns / Sales / Credit memos / Material master / ...
    3. Sales organization -> Sales organization / Sales office / Sales employee
    4. Shipping point -> Deliveries / Returns
    5. SD documents -> Orders / Deliveries / Billing documents ...
    & so on.
    Some of the Standard reports in SD are:
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    Display Customer Hierarchy - VDH2
    Display Condition record report - V/I6
    Pricing Report - V/LD
    Create Net Price List - V_NL
    List customer material info - VD59
    List of sales order - VA05
    List of Billing documents - VF05
    Inquiries list - VA15
    Quotation List - VA25
    Incomplete Sales orders - V.02
    Backorders - V.15
    Outbound Delivery Monitor - VL06o
    Incomplete delivery - V_UC
    Customer Returns-Analysis - MC+A
    Customer Analysis- Sales - MC+E
    Customer Analysis- Cr. Memo - MC+I
    Deliveries-Due list - VL04
    Billing due list - VF04
    Incomplete Billing documents - MCV9
    Customer Analysis-Basic List - MCTA
    Material Analysis(SIS) - MCTC
    Sales org analysis - MCTE
    Sales org analysis-Invoiced sales - MC+2
    Material Analysis-Incoming orders - MC(E
    General- List of Outbound deliveries - VL06f
    Material Returns-Analysis - MC+M
    Material Analysis- Invoiced Sales - MC+Q
    Variant configuration Analysis - MC(B
    Sales org analysis-Incoming orders - MC(I
    Sales org analysis-Returns - MC+Y
    Sales office Analysis- Invoiced Sales - MC-E
    Sales office Analysis- Returns - MC-A
    Shipping point Analysis - MC(U
    Shipping point Analysis-Returns - MC-O
    Blocked orders - V.14
    Order Within time period - SD01
    Duplicate Sales orders in period - SDD1
    Display Delivery Changes - VL22
    Regards,
    Rajesh Banka
    Reward points if helpful.

  • What is Report category in SAP-HR Reports ?

    Hi SAP-HR Experts .
    Dear Friends tell me about
    What is Report category in SAP-HR Reports ?
    How to create it ?
    Can we set authorizations for a Repots , if Yes the how can we set it .?
    Please elaborate your replies with examples .
    Best Regards to ALL .
    Rajneesh .

    Report Category are used in reports with an LDB, usually PNP. Basically it's the configuration for the selection screen when the report is called. Among the choices you have which fields should appear on the first page, if sorting is allowed, etc, all sort of configuration.
    How to see.
    You can take one example, for example RPCALP0 (portuguese version, just substitute P0 with the version you use). Go to transaction SE38 and exhibit the report. Then yoy must select GOTO-->ATTRIBUTES and on the bottom tray there is a button that reads "HR report category". Just click that and on the next popup click Report Category again. So you have an example there of report category __M00001.
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                 ID 'BTRTL' FIELD w_btrtl.
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  • What is Report Painter in Abap ?

    What is Report Painter in Abap ?
    How we can write a simple report through report painter .
    It's Tcode , How to proceed ?
    I developed several report through ABAP , but i have no clue about Report Painter .
    What is advantage to using it .
    Plz give some Example .
    Regards : rajneesh

    Hi rajneesh,
    Report Painter : -
    You use the Report Painter to create reports from data in the Special Purpose Ledger (FI-SL) application component and other R/3 application components to meet your specific reporting requirements.Advantages of the Report Painter include:--Easy and flexible report definitionReport definition without using setsDirect layout controlABAP QueryThe SAP Query application is used to create reports not already contained in the default. It has been designed for users with little or no knowledge of the SAP programming language ABAP.SAP Query offers users a broad range of ways to define reports and create different types of reports such as basic lists, statistics, and ranked lists. ABAP Report--
    A ABAP Report is the one which is used to display the output in the form of list with out any GUI screen.It is less userinteraction. or Reading and displaying data, for example in a list. Obsolete name for an execution program that can only implement reporting
    Report Painter allows you to create reports using data from SAP application components, which you can adapt to meet your individual requirements.
    Many of your reporting requirements can already be met by using the standard reports provided by various SAP application components. If these SAP standard reports do not meet your reporting needs, Report Painter enables you to define your specific reports quickly and easily.
    Report Painter fulfills a function similar to Report Writer, but is easier to use. Most of the functions found in Report Writer have been built into Report Painter; however, you do not need to be familiar with all Report Writer concepts (such as Sets) in order to use Report Painter.
    When executing a Report Painter report, it is displayed by the system in Report Writer format. You thus have access to the same functions as for Report Writer reports defined in the same way, and can combine Report Painter and Report Writer reports together in a report group.
    Report Painter uses a graphical report structure, which forms the basis for your report definition and displays the rows and columns as they appear in the final report output.
    To facilitate report definition, you can use many of the standard reporting objects provided by SAP (such as libraries, row/column models, and standard layouts) in your own specific reports. When you define a Report Painter report you can use groups (sets). You can also enter characteristic values directly.
    Advantages of Report Painter include:
    Flexible and simple report definition
    Report definition without using sets
    Direct layout control: The rows and columns are displayed in the report definition as they appear in the final report output, making test runs unnecessary.
    http://help.sap.com/saphelp_47x200/helpdata/en/56/32e339b62b3011e10000000a11402f/content.htm
    http://help.sap.com/saphelp_erp2005/helpdata/en/5b/d22cee43c611d182b30000e829fbfe/frameset.htm
    thanks
    shankar
    reward me if usefull

  • What is Report Document Format?

    Hi,
    I have seen "Report Document Format" in many Oracle Report Developer's job adverts. Following is an example.
    "Skills & Experience Required, Oracle Reports Developer - expert level, Report Document Format (RDF) - must have extensive knowledge in this area. Java Development, Working with Oracle Databases and good Communication Skills."
    My question is what is "Report Document Format"? I hope it is different from RDF (Report Definition File).
    Thanks.

    Hi,
    It's a bit of personal...
    R u sailaja from Hyd Sqlstar Intl...
    If so then i am Ravi from the same..Remember(Madhu's batch)..

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