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.
Each database is a collection of tables, which are called relations, hence the name relational database. Each table is a metaphorical representation of an entity or object that is in a tabular format consisting of columns and rows.Columns are the fields of a record or the attributes of an entity. relational database is a digital database whose organization is based on the relational model of data, as proposed by E.F. Codd in 1970.