Null (SQL) — The Greek lowercase omega (ω) character is used to represent Null in database theory. Null is a special marker used in Structured Query Language (SQL) to indicate that a data value does not exist in the database. Introduced by the creator of the… … Wikipedia
Database normalization — In the design of a relational database management system (RDBMS), the process of organizing data to minimize redundancy is called normalization. The goal of database normalization is to decompose relations with anomalies in order to produce… … Wikipedia
William H. Starbuck — Infobox Scientist name = William Starbuck image width = 150px caption = birth date = birth date|1934|9|20|mf=y birth place = Portland, Indiana residence = citizenship = nationality = ethnicity = field = Cognitive Psychologist Organizational… … Wikipedia
The Mismeasure of Man — The first edition of The Mismeasure of Man. (1981) The Mismeasure of Man (1981), by Stephen Jay Gould, is a history and critique of the statistical methods and cultural motivations underlying biological determinism, the belief that “the social… … Wikipedia
Deathstalker (series) — For other uses, see Deathstalker (disambiguation). The Deathstalker series of science fiction novels, by British author Simon R. Green, was written during the 1990s and early 2000s. Although referred to by a single name, the series consists of… … Wikipedia
William A. Dembski — Born July 18, 1960 (1960 07 18) (age 51) Chicago, Illinois Education University of Illinoi … Wikipedia
First normal form — (1NF or Minimal Form) is a normal form used in database normalization. A relational database table that adheres to 1NF is one that meets a certain minimum set of criteria. These criteria are basically concerned with ensuring that the table is a… … Wikipedia
History of the Tlingit — The history of the Tlingit involves both pre contact and post contact historical events and stories. The traditional history involved the creation stories, the Raven Cycle, other tangentially related events during the mythic age when spirits… … Wikipedia
Safety of particle collisions at the Large Hadron Collider — Concerns have been raised in the media, on the Internet and through the law courts about the safety of the particle physics experiments planned to take place at the Large Hadron Collider (LHC), the world s largest and most powerful particle… … Wikipedia
Einstein, Albert — born March 14, 1879, Ulm, Württemberg, Ger. died April 18, 1955, Princeton, N.J., U.S. German Swiss U.S. scientist. Born to a Jewish family in Germany, he grew up in Munich, and his family moved to Switzerland in 1894. He became a junior examiner … Universalium
acid–base reaction — ▪ chemistry Introduction a type of chemical process typified by the exchange of one or more hydrogen ions, H+, between species that may be neutral (molecules, such as water, H2O; or acetic acid, CH3CO2H) or electrically charged (ions, such… … Universalium
