Examlex
Depending on the DBMS,when changing the minimum cardinality on the parent side from zero to one,the foreign key constraint that defines the relationship may have to be dropped before the change is made and re-added afterwards.
Query
A request made to a database management system or search engine for information meeting specific criteria.
Report
A structured presentation of data extracted from a database, designed to communicate specific information to the user.
Control
A component in graphical user interfaces that displays on a screen and allows users to interact with a software application.
Field
An individual piece of data or a component of a data record in a database or data entry form.
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