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Access Database Engine (formerly known as Jet Database Engine) Proprietary Actian Zen (PSQL) (formerly known as Pervasive PSQL) Proprietary Adabas D: Proprietary Airtable: Proprietary Altibase: Proprietary Amazon Aurora: Proprietary Apache Derby: Apache License 2.0 Apache Ignite: Apache License 2.0 Aster Data Systems: Proprietary CA Datacom ...
dBase's database system was one of the first to provide a header section for describing the structure of the data in the file. [citation needed] This meant that the program no longer required advance knowledge of the data structure, but rather could ask the data file how it was structured. There are several variations on the .dbf file structure ...
Middleware facilitates transparent access to legacy database management systems (DBMSs) or applications via a web server without regard to database-specific characteristics. [ 3 ] Businesses frequently use middleware applications to link information from departmental databases, such as payroll, sales, and accounting, or databases housed in ...
Electronic Data Systems (EDS) was an American multinational information technology equipment and services company headquartered in Plano, Texas, which was founded in 1962 by Ross Perot. The company was a subsidiary of General Motors from 1984 until it was spun off in 1996.
Legacy systems are considered to be potentially problematic by some software engineers for several reasons. [4]If legacy software runs on only antiquated hardware, the cost of maintaining the system may eventually outweigh the cost of replacing both the software and hardware unless some form of emulation or backward compatibility allows the software to run on new hardware.
Informix Software, Inc., was a software company which sold database products, desktop software and development tools, and information integration products from 1980 until 2005, becoming approximately a $1 billion company in the process.
A client–server database is a fundamentally different sort of system than a traditional single-user system like dBASE, and although they share many features in common, it is typically not a simple task to take an existing single-user product and turn it into a true client–server system.
Formally, a "database" refers to a set of related data accessed through the use of a "database management system" (DBMS), which is an integrated set of computer software that allows users to interact with one or more databases and provides access to all of the data contained in the database (although restrictions may exist that limit access to particular data).