from1.0Since the version was released, it has gone through multiple feature enhancements, patch corrections and recovery logic improvements.
- PRM-DUL OracleDatabase recovery tools are available on multiple operating platforms (AIX/HPUX/SOLARIS/Linux/Windows) has been proven to be stable and available. The current version of the software supportsOracle 9i/10g/11g/12cData rescue work for various versions of databases.
- Software based onJAVADevelopment, green, no installation required, you can use it directly after downloading and decompressing.(WindowsClick directly onprm.bat,existLinux/Unixrun on./prm.sh) **NoticeJAVAVersion recommended in1.6version or above. If you need to perform data rescue on raw device files, please install and useJAVA openjdkversion, other than that, use the officialJAVAVersion is available.
- Graphical operation interface, easy to use. Users do not need to learn an additional set of commands or understandORACLEThe underlying data structure principle can be restored through the recovery wizard.(Recovery Wizard)to restore data in the database.
- The software supports data scanning and extraction of individual data files, as well asOracleASMStorage data recovery.
- The exported data can be exported assqlldrImport data files, you can also usePRM-DULofData BridgeThe function can be directly exported and inserted into the specified new library to realize recovery without landing.
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4.0New version enhancements:
1.to useDELETECommand rescue and recovery support for accidentally deleted data
2.Yes in dictionary modeLOBdataData BridgeFunction enhancements, greatly improving export performance
3.Added in non-dictionary modeLOBdataData Bridgesupport.
4.Add dictionary mode/Reuse support for non-dictionary mode data loading information
5.IncreaseSchemalevelDDLExport support (including phase table, index, view creation statement information)
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PRM-DUL OracleMain functions of database recovery tool software:
- Can be run without the need forOracleIn the case of a database, directly target the database file or perform data analysis.
- supportASM, can be read directlyASMDisk and scan and parse the data files and data in the files.
- Support raw device data file reading.
- supportLOBfield(CLOB, NCLOBandBLOB) recovery, and supports the same table, differentLOBColumn usage is differentCHUNK SIZEsituation
- Support multipleBig Endian/Little Endianoperating platform (AIX/HPUX/SOLARIS/Linux/Windows)Database data recovery
- Support partition and sub-partition data recovery
- Supports various tables, including ordinaryHEAPTables and clusters (CLUSTER) table data recovery
- Support table istruncateData recovery after
- Support table isdropData recovery after
- Support is not availableSYSTEMNon-dictionary mode data recovery when table space and data dictionary are damaged, and can provide auxiliary basis for determining data type
- support10gand above large files(BigFile)table space
- Support data files of different block sizes in the same library
- When exporting as plain text, the table creation table can be automatically generated.SQLstatement andSQL*LoaderImport requiredcontroldocument
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In the growing business ITIn the system, the data capacity is expanding geometrically. even ifDBAWe already understand the importance of backup, but we still suffer from various problems such as insufficient backup storage space, backup failure or unavailability, and physical storage disaster damage. Therefore, it is necessary to understand and be familiar with the use of a physical data recovery tool.
if yourOracleThe database cannot be started and restored due to unexpected downtime and physical storage damage, and you are stuck with old and unusable backups. Then you might consider trying to usePRM-DULCome for emergency rescue.
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Oracledamage/Bad blocks have various manifestations and error reports:
There are block corruption/bad blocks, index corruption/bad blocks, row corruption/bad blocks,UNDOCorruption/bad blocks, control file corruption, consistent read issues, data dictionary corruption, data files/RDBA/BLProblems etc. If you come acrossORA-1578/ORA-8103/ORA-1410/ORA-1499/ORA-1578/ORA-81##/ORA-14##/ORA-26040/ORA-600When an error is reported and unable to be repaired (of course, data corruption problems are not limited to this, we only list some here), you can consider trying to usePRM-DULAs one of your data rescue methods.
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PRM-DUL OracleThe database recovery tool software is divided into community version and enterprise version:
Community Edition –OracleDatabase users can always access thewww.parnassusdata.comOfficial free download to the latest version of ShitanOracleDatabase recovery software, if not purchasedLicensecase,The software is free to use as a community edition, which allows up to1Wanxing's data rescue export, so users with small databases can use this software for free.
Enterprise Edition –If the number of database table rows you need to data repair exceeds1Wan Xing, then you can go to the official website to consider purchasing the enterprise version.License, gettingLicenseand then directly used for software registration. Your software can be upgraded from the community version to the enterprise version. The enterprise version has no limit on the number of lines and opens all other enhanced features.
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If you need more service guarantee or problem consultation when using the software, you can visit the official websitehttp://www.parnassusdata.com/ And call the hotline or email software technical service personnel to get more help.
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