Definitions for "Tuples"
rows, or records of a relational databse (To of the page)
Dynamically created records [associated with RDBMS and SQL] that link the data from different tables based on a primary key/attribute that is linked. Non relational databases hard code the elements in a record and if an elements needs to be added the entire record structure must be altered.
Rows in a relational database. 9.17
A single member of a set. In the set Color, 'Red', 'Yellow', and 'Blue' are each a single tuple.
An ordered collection of members from different dimensions. For example, (Boston, [1995]) is a tuple formed by members of two dimensions: Geography and Time. A single member is a degenerated case of a tuple and can be used as an expression without the parentheses.