excerpt definition: The definition of an excerpt is a quote from a book or film. (noun) An example of excerpt is a passage from a novel....
The scheme of organizing related information is known as âdata structureâ. The types of data structure are: Lists: A group of similar items with connectivity to the previous or/and next data items. Arrays: A set of homogeneous values.
A Data Dictionary, also called a Data Definition Matrix, provides detailed information about the business data, such as standard definitions of data elements, their meanings, and allowable values. While a conceptual or logical Entity Relationship Diagram will focus on the high-level business concepts, a Data Dictionary will provide more detail about each attribute of a business concept.