22 Terms
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Database applications
Software that facilitates communication between a human user and a database.
Industry: Software
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Database applications
Virtual machine
Software; Database applications
An abstract specification for a computing device that can be implemented in different ways, in software or hardware.
Operational data store (ODS)
Software; Database applications
A data repository used for analysis that may act as a staging area for data to be moved into a data warehouse.
Data definition language (DDL)
Software; Database applications
SQL statements that create, modify, and remove database objects such as tables, indexes, and users. Common DDL statements are CREATE, ALTER, and DROP.
Virtual private network (VPN)
Software; Database applications
A private network that uses the public telecommunication infrastructure, maintaining privacy through the use of a tunnelling protocol and security procedures. Contrast with system of owned or leased ...
Operational system
Software; Database applications
A system that supports day-to-day transactional information for an organization. See also online transaction processing.
Data dictionary
Software; Database applications
A database containing information (metadata) relating to data elements, databases, files, and programmes and that catalogues all data elements, including their names, structures, and usage.
