(1) A named control structure used by an application program to point to and select a row of data from a set. See also insensitive cursor, sensitive cursor, cursor sensitivity, dynamic cursor, static cursor, asensitive cursor.
(2) A movable symbol on a display, often a blinking or solid block of light, that identifies a choice to select, indicates where user interaction with the keyboard will appear, or indicates a position of interest on the display surface.
(3) A reference to an element at a specific position in a data structure.
(4) A displayed symbol that acts as a marker to help the user locate a point in text, in a system command, or in storage. Cursors mark file position and access information in distributed data management (DDM) architecture.
(5) During a HALDB online reorganization, a marker in a database partition that separates the copied database records from the records that have not been copied. The cursor indicates the progress of the reorganization through the HALDB partition.