database control language

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• Data control language — A data control language (DCL) is a syntax similar to a computer programming language used to control access to data stored in a database. In particular, it is a component of Structured Query Language (SQL). Examples of DCL commands include: GRANT …   Wikipedia

• Transaction Control Language — A Transaction Control Language (TCL) is a computer language and a subset of SQL, used to control transactional processing in a database. Examples of TCL commands include: *COMMIT to apply the transaction. *ROLLBACK to undo all changes of a… …   Wikipedia

• Job Control Language — (JCL) is a scripting language used on IBM mainframe operating systems to instruct the system on how to run a batch job or start a subsystem. The term Job Control Language can also be used generically to refer to all languages which perform these… …   Wikipedia

• Data Control Language — A Data Control Language (DCL) is a computer language and a subset of SQL, used to control access to data in a database. Examples of DCL commands include: * GRANT to allow specified users to perform specified tasks. * REVOKE to cancel previously… …   Wikipedia

• Control (2007 film) — Control Film poster showing lead actor Sam Riley as Ian Curtis Directed by Anton Corbijn Produce …   Wikipedia

• Database — A database is an organized collection of data for one or more purposes, usually in digital form. The data are typically organized to model relevant aspects of reality (for example, the availability of rooms in hotels), in a way that supports… …   Wikipedia

• Database management system — A database management system (DBMS) is a software package with computer programs that control the creation, maintenance, and the use of a database. It allows organizations to conveniently develop databases for various applications by database… …   Wikipedia

• Database model — A database model is the theoretical foundation of a database and fundamentally determines in which manner data can be stored, organized, and manipulated in a database system. It thereby defines the infrastructure offered by a particular database… …   Wikipedia

• Database models — A data model is not just a way of structuring data: it also defines a set of operations that can be performed on the data. The relational model, for example, defines operations such as select, project, and join. Although these operations may not… …   Wikipedia

• Database management system — Ein Datenbanksystem (DBS) ist ein System zur elektronischen Datenverwaltung. Die wesentliche Aufgabe eines DBS ist es, große Datenmengen effizient, widerspruchsfrei und dauerhaft zu speichern und benötigte Teilmengen in unterschiedlichen,… …   Deutsch Wikipedia

• Database administration and automation — Database administration is the function of managing and maintaining database management systems (DBMS) software. Mainstream DBMS software such as Oracle, IBM DB2 and Microsoft SQL Server need ongoing management. As such, corporations that use… …   Wikipedia