solidDB is an in-memory

relational database management system A relational database (RDB) is a database based on the relational model of data, as proposed by E. F. Codd in 1970. A Relational Database Management System (RDBMS) is a type of database management system that stores data in a structured for ...

developed and sold by

UNICOM Global UNICOM Global is an American multinational technology corporation headquartered in Mission Hills, Los Angeles, Mission Hills, California. The company was founded by Corry Hong in Los Angeles, California in 1981 to develop AUTOMON/CICS and related ...

. solidDB is designed for extreme speed as a persistent, relational in-memory database to meet performance and reliability demands of real-time applications.

Technology

solidDB includes an

in-memory database An in-memory database (IMDb, or main memory database system (MMDB) or memory resident database) is a database management system that primarily relies on main memory for computer data storage. It is contrasted with database management systems that e ...

as well as a traditional disk based

database In computing, a database is an organized collection of data or a type of data store based on the use of a database management system (DBMS), the software that interacts with end users, applications, and the database itself to capture and a ...

, which both employ the same

SQL Structured Query Language (SQL) (pronounced ''S-Q-L''; or alternatively as "sequel") is a domain-specific language used to manage data, especially in a relational database management system (RDBMS). It is particularly useful in handling s ...

interface, and a

high availability High availability (HA) is a characteristic of a system that aims to ensure an agreed level of operational performance, usually uptime, for a higher than normal period. There is now more dependence on these systems as a result of modernization ...

option. Both in-memory and disk based engines coexist inside the same server process, and a single SQL statement can access data from both engines. The High Availability option maintains two copies of the data synchronized at all times. solidDB can be embedded directly into applications and run virtually unattended for lower total cost-of-ownership.

Customers

SolidDB has historically been used as an

embedded database An embedded database system is a database management system (DBMS) which is tightly integrated with an application software; it is embedded in the application (instead of coming as a standalone application). It is a broad technology category that ...

in telecommunications equipment, network software, and similar systems. Companies using solidDB include

Alcatel-Lucent Alcatel-Lucent S.A. () was a multinational telecommunications equipment company, headquartered in Boulogne-Billancourt, Paris, France. The company focused on Fixed line telephone, fixed, Mobile phone, mobile and telecommunications convergence, ...

Ericsson (), commonly known as Ericsson (), is a Swedish multinational networking and telecommunications company headquartered in Stockholm, Sweden. Ericsson has been a major contributor to the development of the telecommunications industry and is one ...

Cisco Systems Cisco Systems, Inc. (using the trademark Cisco) is an American multinational corporation, multinational digital communications technology conglomerate (company), conglomerate corporation headquartered in San Jose, California. Cisco develops, m ...

EMC Corporation EMC Corporation (stylized as EMC²) was an American multinational corporation headquartered in Hopkinton, Massachusetts, which sold data storage device, data storage, information security, virtualization, analytics, cloud computing and other pro ...

Hewlett-Packard The Hewlett-Packard Company, commonly shortened to Hewlett-Packard ( ) or HP, was an American multinational information technology company. It was founded by Bill Hewlett and David Packard in 1939 in a one-car garage in Palo Alto, California ...

Nokia Nokia Corporation is a Finnish multinational corporation, multinational telecommunications industry, telecommunications, technology company, information technology, and consumer electronics corporation, originally established as a pulp mill in 1 ...

Siemens AG Siemens AG ( ) is a German multinational technology conglomerate. It is focused on industrial automation, building automation, rail transport and health technology. Siemens is the largest engineering company in Europe, and holds the posit ...

and

Nokia Networks Nokia Networks (formerly Nokia Solutions and Networks (NSN) and Nokia Siemens Networks (NSN)) is a Finnish multinational corporation, multinational data networking and telecommunications equipment company headquartered in Espoo, Finland, and who ...

History

Solid was a

privately held company A privately held company (or simply a private company) is a company whose Stock, shares and related rights or obligations are not offered for public subscription or publicly negotiated in their respective listed markets. Instead, the Private equi ...

founded in

Helsinki Helsinki () is the Capital city, capital and most populous List of cities and towns in Finland, city in Finland. It is on the shore of the Gulf of Finland and is the seat of southern Finland's Uusimaa region. About people live in the municipali ...

Finland Finland, officially the Republic of Finland, is a Nordic country in Northern Europe. It borders Sweden to the northwest, Norway to the north, and Russia to the east, with the Gulf of Bothnia to the west and the Gulf of Finland to the south, ...

in 1992. Solid was acquired by IBM in late 2007. SolidDB was sold to UNICOM Global in 2014.

Notes

External links

Home page for solidDB product

Technical marketing paper on solidDB

IBM solidDB: In-Memory Database Optimized for Extreme Speed and Availability, IEEE Data Engineering Bulletin, 2013
{{DEFAULTSORT:Soliddb Companies based in Helsinki Relational database management systems Divested IBM products In-memory database management systems