Restore the spfile while using the FRA & not using Recovery Catalog

Today we are going to learn about recovery with rman for loss of spfile. As we know that RMAN can be used either with or without a recovery catalog. A recovery catalog is a schema stored in a database that tracks backups and stores scripts for use in RMAN backup and recovery situations. Generally, a skillful DBA […]

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PDBs Backup (How to identify which PDBs a backup set belong to)

Introduction:- In this article, we are going to have look on PDBs backup.  Normally we have learnt about a different kind of backup available in  Oracle. In cloud computing, we have backups in PDBs. In RMAN we have a script to know about the backup history. Now we can get the information of PDB(backup).  n large scale industries have […]

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Monitoring RMAN Backup with QBR tools

The Quest Backup Reporter is a windows client application. It can connect too many databases at a time and reports directly from oracle data dictionary views and RMAN catalog. It does not make any modification to either database as well as RMAN configuration. It is just a read only reporting tools. Quest Backup Reporter tools […]

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COMPRESSED INCREMENTAL BACKUP

We need compressed full and incremental backup to apply in standby site and for make restoration faster INCREMENTAL LEVEL 0 BACKUP RUN { BACKUP AS COMPRESSED BACKUPSET INCREMENTAL LEVEL 0 DATABASE PLUS ARCHIVELOG; DELETE NOPROMPT ARCHIVELOG ALL BACKED UP 1 TIMES TO DISK; } INCREMENTAL LEVEL 1 BACKUP RUN { BACKUP AS COMPRESSED BACKUPSET INCREMENTAL […]

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RECOVER ORACLE DATAFILES WITH NO DOWNTIME

What will happen if dbf file accidentally deleted when the database is still open and how to recover it? On Unix/Linux, when a file is deleted, but a process still has the file open, the file is still there in the filesystem, and only the inode is removed. But the process can continue to use […]

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Oracle Import(parameters)

In this article, we are going to learn about the parameters of Import Oracle Datapump. Parameter Description abort_step undocumented feature access_method data access method : default is automatic attach attach to existing job : default is no cluster start workers across cluster: default is y content content to import : default is ALL data_options Import data […]

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Oracle Export(parameters)

11g Oracle database’s Export parameters In this article, we are going to learn about the parameters of Export Oracle Datapump.  Parameter  Explanation  abort_step  Undocumented feature  access_method  Data access method – default is automatic  attach  Attach to exiting job -default is no  cluster  Start work across cluster- default is yes  compression  Content to export, default is metadata […]

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Physical Backup(User Managed )

What is a User-managed backup in oracle? User-managed backup is accomplished with whatever operating system facilities happen to be available and SQL*Plus commands. These may be as simple as the copy commands on windows or cp on Unix/Linux.  The significance of archive log mode for the backup technique available is the same for user-managed backup as for server-managed […]

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Physical Backup

What is physical Backup? The operating system saves the database files onto tape or some other media. This is useful to restire the system to an earlier point whenever needed. In its simplest form, a physical backup is the movement of all data from one raw device to another; in the context of file system […]

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Logical Backup

What is a logical backup? Logical backups are backups in which the export utility (for example Exp) uses SQL to read database data and then export it into a binary file at the operating system level. You can then import the data back into a database using the import utility (Imp).The Oracle Export Utility can […]

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