What's New in 23RC1

We're excited to announce the release of DBRECOVER for Oracle version 23RC1. This release includes major enhancements to help you recover data from even the most challenging database corruption scenarios.

✨ Highlight: Oracle 23c Support

Full support for Oracle Database 23c Free and Oracle Database 23ai, including new data types and storage formats.

New Features

1. Oracle 23c/23ai Compatibility

DBRECOVER 23RC1 now fully supports Oracle Database 23c, including:

  • New JSON-Relational Duality data recovery
  • Boolean datatype support in recovery
  • Enhanced LOB recovery for new 23c LOB formats
  • Schema-level privileges and annotations handling

2. Enhanced ASM Recovery

Significant improvements to ASM (Automatic Storage Management) recovery:

  • Direct ASM disk group scanning without ASM instance
  • Recovery from failed ASM disk groups
  • Support for ASM Filter Driver (ASMFD) configurations
  • Improved handling of Flex ASM environments
DBRECOVER> open asm diskgroup DATA
[INFO] Scanning ASM disk group DATA
[INFO] Found 4 disks in disk group
[INFO] Disk group mount status: DISMOUNTED
[INFO] Recovering disk group metadata...
✓ Disk group accessible for recovery

3. Parallel Recovery Engine

New parallel processing capabilities for faster recovery:

  • Multi-threaded table scanning
  • Parallel export to multiple output files
  • Configurable worker thread count
  • Up to 5x faster recovery on multi-core systems
DBRECOVER> set parallel 8
DBRECOVER> recover schema HR
[INFO] Using 8 parallel workers
[INFO] Scanning 45 tables in parallel...
✓ Recovery completed in 2m 34s (previously 12m 15s)

4. Improved Corruption Handling

Enhanced algorithms for handling severe corruption:

  • Better block-level corruption detection and skip
  • Improved row reconstruction from partial blocks
  • Enhanced handling of corrupted indexes
  • New deep_scan mode for heavily corrupted files

5. Export Format Enhancements

New and improved export options:

  • Parquet Export: Export directly to Parquet format for analytics
  • CSV Improvements: Better handling of special characters and LOBs
  • SQL*Loader Format: Generate ready-to-use control files
  • Data Pump Compatible: Export in Data Pump importable format

6. GUI Improvements

Enhanced graphical user interface:

  • Modern dark/light theme options
  • Real-time recovery progress visualization
  • Improved table browser with data preview
  • One-click recovery wizard

Performance Improvements

Version 23RC1 includes significant performance optimizations:

  • Memory Management: 40% reduction in memory usage for large table recovery
  • I/O Optimization: Improved read patterns for SSD and NVMe storage
  • LOB Processing: 3x faster BLOB/CLOB extraction
  • Partition Handling: Parallel partition processing for large tables

Supported Versions

DBRECOVER 23RC1 supports the following Oracle Database versions:

  • Oracle Database 23ai / 23c Free
  • Oracle Database 21c
  • Oracle Database 19c (including all RUs)
  • Oracle Database 18c
  • Oracle Database 12c R1/R2
  • Oracle Database 11g R1/R2
  • Oracle Database 10g R1/R2
  • Oracle Database 9i

Getting Started

To upgrade to DBRECOVER 23RC1 or start a free trial:

  1. Download the latest version from our website
  2. Existing license holders can use their current license key
  3. New users can request a trial license

For questions about the new release, contact us at [email protected]