RMAN

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Oracle Read-Only ORACLE_HOME: Architecture and Activation

As a feature designed to significantly improve operational management efficiency and enhance security for Oracle Databas...
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How to Duplicate a Database Based on Backups (duplicate database)

Duplicating an Oracle database is an extremely useful feature for development, verification, and testing purposes. In th...
Datapump_en

Practical Steps to Extract Transportable Tablespaces with RMAN and Import via SQL Script

— Smart Migration using Automatically Generated Scripts instead of Data Pump —Oracle's Transportable Tablespace (TTS) is...
Datapump_en

Comprehensive Guide to Transportable Tablespaces (TTS) via Data Pump and RMAN

When migrating massive amounts of data—ranging from several GBs to multiple TBs—between Oracle databases, standard expdp...
English

Procedures for Executing Flashback Database Using a Guaranteed Restore Point

When updating a system or applying large-scale data patches, the anxiety of "what if it fails?" is always present. In su...
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Flashback Database: Construction Procedures and Operational Secrets

One of the most powerful "insurance policies" in operating Oracle Database is Flashback Database. When a user accidental...
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How to Perform Table-Level Recovery Using Oracle RMAN

When you accidentally delete (DROP) a table, you may want to restore only that specific table without reverting the enti...
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Recovery Procedures for Oracle Tablespace Failures: Recovery Flow Using RMAN

In Oracle Database operations, if a failure occurs in a specific tablespace, it is possible to recover only that tablesp...
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Complete Recovery Procedures for Oracle Database: Recovery Flow Using RMAN

When a failure occurs in an Oracle Database, a "Complete Recovery"—restoring the database to the state immediately prece...
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Recovery Procedures for Corrupted Blocks Using Oracle Data Recovery Advisor

In Oracle Database operations, data corruption is a situation you want to avoid; however, should the need arise, the Ora...
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How to Repair Corrupted Blocks in Oracle

When data block corruption occurs in an Oracle database, you can use RMAN (Recovery Manager) to accurately identify the ...
ASM_en

Complete Guide to ASM Metadata Backup

In an Oracle Automatic Storage Management (ASM) environment, metadata is the most critical information as it manages the...
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Detecting and Repairing Oracle Data Block Corruption

In Oracle Database operations, data block corruption not only compromises data integrity but can also lead to critical i...
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Utilizing the Oracle VALIDATE Command and V$DATABASE_BLOCK_CORRUPTION

In Oracle Database administration, detecting data block corruption in advance is critical. This article provides a detai...
Data Dictionary Internals_en

Preventing Oracle Block Corruption: Configuring DB_BLOCK_CHECKSUM and DB_BLOCK_CHECKING

In Oracle Database, physical or logical corruption of data blocks can trigger errors such as ORA-01578, leading to sever...
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[Complete Guide] Oracle Archived Redo Log Backup and Operational Management

In an Oracle Database, managing Archived Redo Logs is the lifeline for achieving "Complete Recovery," ensuring zero data...
Control Files_en

The Core of Oracle Database: Control File Backup Procedures

In an Oracle Database, the Control File acts as both the "family tree" and the "map" of the database, making it one of t...
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Archive Backups Using the Oracle RMAN BACKUP KEEP Command

The BACKUP KEEP command in Oracle Recovery Manager (RMAN) is a powerful feature for managing specific backups outside th...
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Oracle RMAN Multiplexing Backupset: Mechanism and Utilization

In Oracle Recovery Manager (RMAN) backup operations, one of the critical concepts that determines performance is "Multip...
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Accelerating Large File Backups with Oracle RMAN Multisection Backup

Multisection Backup in Oracle Recovery Manager (RMAN) is a feature that virtually divides a single, massive data file in...