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Database management. IBM i features an integrated relational database currently known as IBM Db2 for IBM i. The database evolved from the non-relational System/38 database, gaining support for the relational model and SQL. The database originally had no name, instead it was described simply as "data base support".
Website. ibm .com /products /db2-for-zos. Db2 is a family of data management products, including database servers, developed by IBM. It initially supported the relational model, but was extended to support object–relational features and non-relational structures like JSON and XML.
Database. The IMS Database component stores data using a hierarchical model, which is quite different from IBM's later released relational database, IBM Db2. In IMS, the hierarchical model is implemented using blocks of data known as segments. Each segment can contain several pieces of data, which are called fields.
Data Language Interface. Data Language One (Data Language/I, DL/I, Data Language/One, Data Language/One [1]) is the language system used to access IBM 's IMS databases and its data communication system. It is implemented from many languages by making calls to a software stub, DFSLI000. This stub has entry points to handle a variety of ...
Informix [4] [5] [6] is a product family within IBM's Information Management division that is centered on several relational database management system (RDBMS) and multi-model database offerings. The Informix products were originally developed by Informix Corporation, whose Informix Software subsidiary was acquired by IBM in 2001.
A relational database ( RDB [1]) is a database based on the relational model of data, as proposed by E. F. Codd in 1970. [2] A database management system used to maintain relational databases is a relational database management system ( RDBMS ). Many relational database systems are equipped with the option of using SQL (Structured Query ...
IBM Acquisition. InfoSphere DataStage is a data integration tool. It was acquired by IBM in 2005 and has become a part of IBM Information Server Platform. It uses a client/server design where jobs are created and administered via a Windows client against central repository on a server. The IBM InfoSphere DataStage is capable of integrating data ...
Data dictionary. A data dictionary, or metadata repository, as defined in the IBM Dictionary of Computing, is a "centralized repository of information about data such as meaning, relationships to other data, origin, usage, and format". [1] Oracle defines it as a collection of tables with metadata. The term can have one of several closely ...