sql

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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...
ADR_en

Understanding and Managing the Oracle Automatic Diagnostic Repository (ADR)

Efficient error analysis is essential for maintaining Oracle Database operations. This article explains the fundamental ...
English

[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...
English

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...
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Configuration and Utilization of Parallel Backup in Oracle RMAN

"Parallel Backup" in Oracle Recovery Manager (RMAN) is a feature that dramatically shortens backup times by running mult...
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Oracle RMAN Compressed Backups and Backup Types (Backupset / Copy)

Oracle Recovery Manager (RMAN) is a powerful standard tool for managing database backup and recovery. It allows for flex...
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Oracle RMAN: Basic Operations for LIST, REPORT, and DELETE

Oracle Recovery Manager (RMAN) is a powerful standard tool for managing database backup and recovery. This article provi...
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Oracle ORA-12514 Resolution Guide: Causes and Solutions for Listener Connection Errors

The error "ORA-12514: TNS:listener does not currently know of service requested in connect descriptor" occurs when the l...
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How to Perform Oracle SQL Hot Backup? Manual Procedures Without Using RMAN

In Oracle Database, the method of taking a backup while the database is running is called a Hot Backup (Online Backup). ...
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How to Perform Oracle RMAN Backups? Procedures in NOARCHIVELOG Mode

Are you concerned about how to handle backups in Oracle Database when you want to operate without generating archive log...
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Comprehensive Guide to Incremental Update Backups

In Oracle Database backup operations, are you concerned that "I want to shorten recovery time, but daily full backups pl...
English

Oracle Fast Incremental Backup Configuration and the Block Change Tracking (BCT) Mechanism

In Oracle Database operations, as data volume increases, the prolonged time required for backups becomes a significant c...
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Differences in Oracle Incremental Backups (Cumulative vs. Differential)

Are you struggling with "excessive backup times" or "insufficient disk space" in your Oracle Database operations? In sho...
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Mechanism of Oracle Incremental Backups and RMAN Execution Procedures

In Oracle Database operations, reducing backup windows and saving storage capacity are common challenges. Oracle Increme...
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How to Perform Oracle RMAN Backups and Basic Commands

In Oracle Database operations, data protection is the top priority. Oracle Recovery Manager (Oracle RMAN) is the standar...