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 Perst
A Simple, Fast, Convenient Object Oriented Database for Java and .NET
"Perst not only met our requirements, but excelled in all major categories and handily beat the competition in head-to-head memory and performance comparison." - Impartif
Thank you for your interest in McObject's Perst™ Open Source Database. In addition to the product information that follows, you may download a data sheet in PDF format.
McObject Open Source Databases are available under a dual license. Under the GPL, you may download and evaluate the source code free of charge and you may use McObject Open Source Databases free of charge in a non-commercial application (one that you do not charge money for or that is not used internally by your business, and for which the source code is also freely available). If you wish to use a McObject Open Source Database in a commercial application but do not or cannot redistribute your application source code, you can use McObject Open Source Databases under a commercial license. Please contact sales@mcobject.com to discuss financial and legal terms and conditions.
"We were looking for a high-performance embedded solution for persistence in a Java-based environment ・Perst was by far the hands-down winner among the products that we tested." - iSpheres
Introduction
What Perst Is
What Perst Is Not
Licensing
Support and Software Maintenance
Features
Performance
Pole Position Benchmark
Support for Large Databases
Schema Evolution
Theory
Aspects of Object-Oriented Database Management Systems (OODBMS)
Transparent Persistence
Which Objects Require Persistence
Transaction Model
Object-to-Database Mapping ODMG
JDO
SQL
Collections
Perst
Perst Architecture Persistence by Reach-ability
Types
Explicit Persistence
Object Loading
Schema Evolution
Relations
Indices
Projection
Transaction Model Shadow Object Mechanism
Memory Allocation Aspect Oriented Programming AspectJ
JAssist
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