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What is Symas LMDB?

Symas LMDB stands out as a remarkably fast and memory-efficient database created specifically for the OpenLDAP Project. By employing memory-mapped files, it combines the rapid read capabilities typical of purely in-memory databases with the durability characteristic of traditional disk-based systems. Notably, despite its small footprint of just 32KB of object code, LMDB delivers exceptional performance; it truly exemplifies the ideal 32KB solution. The efficiency and compact design of LMDB are crucial to its outstanding functionality. For developers looking to implement LMDB in their projects, Symas offers fixed-price commercial support that enhances the integration process. Ongoing development is actively pursued in the mdb.master branch of the OpenLDAP Project’s git repository, ensuring that it remains current and effective. Furthermore, LMDB has gained recognition in a variety of notable products and scholarly articles, underscoring its adaptability and efficacy in different applications. This widespread acclaim reinforces LMDB’s reputation as an essential asset for developers in the tech community. Additionally, its unique features continue to attract interest from developers seeking robust database solutions.

What is Perst?

Perst is a versatile, open-source object-oriented embedded database management system (ODBMS) developed by McObject, available under dual licensing. It offers two distinct versions: one specifically crafted for Java environments and another geared towards C# applications in the Microsoft .NET Framework. This robust database system empowers developers to effectively store, organize, and access objects, achieving remarkable speed while ensuring low memory and storage requirements. Leveraging the object-oriented capabilities of both Java and C#, Perst demonstrates superior performance in benchmarks such as TestIndex and PolePosition compared to other embedded databases in the Java and .NET ecosystems. A notable feature of Perst is its capacity to directly store data in Java and .NET objects, eliminating the need for translation that is common in relational and object-relational databases, which in turn boosts run-time performance. With a streamlined core that consists of just five thousand lines of code, Perst requires minimal system resources, rendering it an appealing choice for environments with limited resources. This efficiency not only enhances developer experience but also significantly improves the responsiveness of applications that incorporate the database, making it a compelling option for a variety of projects. Additionally, its flexibility and performance make it suitable for both small-scale applications and larger, more complex systems.

Media

Media

Integrations Supported

.NET
C#
Java
LDAP
XML

Integrations Supported

.NET
C#
Java
LDAP
XML

API Availability

Has API

API Availability

Has API

Pricing Information

Pricing not provided.
Free Trial Offered?
Free Version

Pricing Information

Free
Free Trial Offered?
Free Version

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Company Facts

Organization Name

Symas Corporation

Date Founded

1999

Company Location

United States

Company Website

symas.com/lmdb/

Company Facts

Organization Name

McObject

Date Founded

2001

Company Location

United States

Company Website

www.mcobject.com/perst/

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