CUBRID is a database management system to help you with your work, a comprehensive open-source database management system (DBMS) highly optimized for Web Applications, especially when complex business services process large amount of data and generate huge concurrent requests.

CUBRID is a comprehensive open-source database management system (DBMS) highly optimized for Web Applications, especially when complex business services process large amount of data and generate huge concurrent requests. By providing unique optimized features, CUBRID enables to process much more parallel requests at much less response time. With CUBRID, companies will benefit from superior performance and stability, scalability, and high availability required by organization to provide non-stop service for their valuable customers.

CUBRID supports the following features to completely ensure the atomicity, consistency, isolation and durability in transactions.
1. Supporting commit, rollback, savepoint per transaction
2. Ensuring transaction consistency in the event of system or database failure
3. Ensuring transaction consistency between replications
4. Supporting multiple granularity locking of databases, tables and records
5. Resolving deadlocks automatically
6. Supporting distributed transactions (two-phase commit)

Key Features:
High Availability (HA)
1. Seamless HA services through automatic failover upon database failure or restore.
2. System maintenance including OS, software upgrade and device replacement and expansion without service down time.
3. Reduced hardware costs with the configuration of multiple master database nodes and one or more slave database nodes.

Powerful backup features
1. Offline and online full backup and 3-step incremental backup.
2. Real-time compress backup and parallel backup/restore during failover.
3. Restore transactions to a specific point in time or before the time of a failure.
4. Fast disaster recovery.
5. Perfect backup by interworking with various backup systems.

Powerful optimizations and features for increased performance
1. data types
2. inheritance
3. composition
4. object identifiers (OIDs) designed for fast object access

Java Stored Procedures
1. Java based stored functions and procedures allowing the implementation of complex program logic easier than through SQL stored procedures.
2. Reusal of the Java code and development environment for both the client and the server DB applications.
3. Database independent and portable code through JDBC usage.

CUBRID Manager for easy administration
1. Management for the CUBRID Manager Server and Broker.
2. Query management and analysis, tuning tools.
3. Database management, backup and restore management
4. Log analysis and reproduction tools.
5. Platform-independent, consistent GUI across all operating systems.

More features coming soon! CUBRID is actively developed and maintained by our community.
1. Clustering for even higher service scalability. (planned for the second half of 2010)
2. Efficient query results pagination. (planned for the second half of 2010)
3. Increased compatibility with existing database engines for easier migration.
4. Extensions to the PHP API

The license of this software is Free, you can free download and free use this database management software.