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Description

LevelDB is a high-performance key-value storage library developed by Google, designed to maintain an ordered mapping between string keys and string values. The keys and values are treated as arbitrary byte arrays, and the stored data is organized in a sorted manner based on the keys. Users have the option to supply a custom comparison function to modify the default sorting behavior. The library allows for multiple changes to be grouped into a single atomic batch, ensuring data integrity during updates. Additionally, users can create a temporary snapshot for a consistent view of the data at any given moment. The library supports both forward and backward iteration through the stored data, enhancing flexibility during data access. Data is automatically compressed using the Snappy compression algorithm to optimize storage efficiency. Moreover, interactions with the external environment, such as file system operations, are managed through a virtual interface, giving users the ability to customize how the library interacts with the operating system. In practical applications, we utilize a database containing one million entries, where each entry consists of a 16-byte key and a 100-byte value. Notably, the values used in benchmarking compress to approximately half of their original size, allowing for significant space savings. We provide detailed performance metrics for sequential reads in both forward and reverse directions, as well as the effectiveness of random lookups, to showcase the library's capabilities. This comprehensive performance analysis aids developers in understanding how to optimize their use of LevelDB in various applications.

Description

R-Drive Image is a powerful tool designed for creating disk image files, which are essential for backup or duplication. These disk image files precisely replicate a hard drive, partition, or logical disk at the byte level and can be generated with varying levels of compression while the Windows operating system remains active, ensuring that business operations are not hindered. Such image files can be saved on multiple storage options, including removable media like CD-R(W)/DVD and Iomega Zip or Jazz disks. With R-Drive Image, users can swiftly and effectively restore their systems after significant data loss resulting from issues like operating system crashes, virus infections, or hardware malfunctions. This software stands out as one of the top solutions for backup and disaster recovery, safeguarding against the risk of data loss following severe system failures. Its user-friendly wizard interface allows for easy navigation, making it accessible even to individuals without extensive computer management knowledge. This simplicity, combined with its robust functionality, makes R-Drive Image an invaluable asset for anyone concerned about data security.

API Access

Has API No 

API Access

Has API No 

Screenshots View All

Screenshots View All

Integrations

Google Cloud Platform Yes 
LedisDB Yes 
OrbitDB Yes 
XBTS Yes 
insight Yes 

Integrations

Google Cloud Platform No 
LedisDB No 
OrbitDB No 
XBTS No 
insight No 

Pricing Details

No price information available.
Free Trial No 
Free Version No 

Pricing Details

$44.95 one-time payment
Free Trial Yes 
Free Version No 

Deployment

Web-Based Yes 
On-Premises No 
iPhone App Yes 
iPad App Yes 
Android App No 
Windows Yes 
Mac Yes 
Linux Yes 
Chromebook No 

Deployment

Web-Based No 
On-Premises No 
iPhone App No 
iPad App No 
Android App No 
Windows Yes 
Mac No 
Linux No 
Chromebook No 

Customer Support

Business Hours No 
Live Rep (24/7) No 
Online Support Yes 

Customer Support

Business Hours Yes 
Live Rep (24/7) No 
Online Support Yes 

Types of Training

Training Docs Yes 
Webinars No 
Live Training (Online) No 
In Person No 

Types of Training

Training Docs Yes 
Webinars No 
Live Training (Online) No 
In Person Yes 

Vendor Details

Company Name

Google

Founded

2011

Country

United States

Website

github.com/google/leveldb

Vendor Details

Company Name

R-Tools Technology

Country

Canada

Website

www.drive-image.com

Product Features

Disk Imaging

Backup Scheduling Yes 
Bare-Metal Restore No 
Compression Yes 
Differential Backup No 
Disk Cloning No 
Encryption No 
Image Deployment No 
Incremental Backup No 
Web Access / Restoration No 

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