In-memory database optimized for extreme speed and availability.

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solidDB delivers data with extreme speed to allow market leaders to rely on it for their mission-critical applications.

Explore capabilities

Fully featured SQL database

Powerful replication and high availability options, on-line backups, database compression and encryption.


Proven track record with hundreds of customers shipping solidDB as part of their solution to millions of end users.

High availability

Proven track record with hundreds of customers shipping solidDB with 99.999% availability.

High performance

Patented in-memory based technology provides extreme throughput and predictable fast response times.


solidDB is a persistent, in-memory relational database, with features that provide synchronous and asynchronous replication, flexible deployment models and high availability and load balancing.

Explore features

SQL-92 entry-level support, with selected features of SQL-98 and SQL 2003

Multiple table types: persistent, transient, temporary; disk-based and in-memory

Full ACID support

Tables, views, indices and sequences

Concurrency control with multiple transaction isolation levels

Advanced, cost-based query optimizer

Snapshot-consistent checkpointing, transaction logging and automatic roll-forward recovery

Multithreaded database engine that leverages multiprocessor and multicore architectures

Dynamically controlled integrity constraints including primary and foreign keys

Programmable through SQL and C-language–based stored procedures, triggers and user configurable events

Unicode support for all character data, with external encoding separately selectable for each application

Built-in scheduler to run online backups, network backups, status reports and other administrative tasks

Configurable security through user and role privileges

Tools for diagnostics, performance monitoring and transaction logs

Tools for bulk data import and export

Persistent audit trail functionality

Database compression

Synchronous and asynchronous replication

High availability and load balancing

Learn about high availability and load balancing.

Flexible deployment models

Learn about flexible deployment models.