Any attribute that can have multiple values associated with a single instance of some entity. For example, a book might have multiple authors.
Such a “-to-many” relationship might be represented in an unnormalised relational database as multiple author columns in the book table or a single author(s) column containing a string which was a list of authors. Converting this to “first normal form” is the first step in database normalisation. Each author of the book would appear in a separate row along with the book’s primary key. Later nomalisation stages would move the book-author relationship into a separate table to avoid repeating other book attibutes (e.g. title, publisher) for each author.
- Repeat loop
programming (Or “do loop”) A loop construct found in many procedural languages which repeatedly executes some instructions while a condition is true. Repeat loops are found in Perl, Pascal, BASIC and C. The initial keyword may be “repeat” or “do” and the condition may be introduced with a “while” or “until” keyword. In constrast to […]
- Repeat oneself
Express oneself in the same way or with the same words, as in Grandma forgets she has told us this story before and repeats herself over and over, or This architect tends to repeat himself—all his houses look alike. A well-known version of this idiom is the proverb History repeats itself, first recorded (in English) […]
- Repeat on someone
repeat on someone
noun 1. (in cycling and rowing) a last-chance qualifying heat in which the runners-up in earlier heats race each other, with the winner advancing to the finals. noun 1. a heat of a competition, esp in rowing or fencing, in which eliminated contestants have another chance to qualify for the next round or the final