A natural key (also known as business key or domain key) is a type of unique key in a database formed of attributes that exist and are used in the external...

In Western musical notation, a key signature is a set of sharp (♯), flat (♭), or rarely, natural (♮) symbols placed on the staff at the beginning of a...

(a natural key) to act as its primary key, or create a new attribute containing a unique ID that exists solely for this purpose (a surrogate key). Examples...

object in the database. The surrogate key is not derived from application data, unlike a natural (or business) key. There are at least two definitions of...

the natural key and Supplier_Key is a surrogate key. Technically, the surrogate key is not necessary, since the row will be unique by the natural key (Supplier_Code)...

a natural key as it is often composed of multiple natural key attributes. Composite keys use less disk space as compared to defining a surrogate key column...

C, and D. Its key signature has one sharp, on the F. Its relative major is G major and its parallel major is E major. The E natural minor scale is:...

The Windows key (also known as win, start, logo, flag or super key) is a keyboard key which was originally introduced on Microsoft's Natural Keyboard in...

sometimes called a "natural" key. If no natural key is suitable (think of the many people named Brown), an arbitrary or surrogate key can be assigned (such...

or flat may be from a key signature or an accidental. The natural indicates that the note is at its unaltered pitch. The natural symbol can be used as...

phylogenetics, a single-access key (also called dichotomous key, sequential key, analytical key, or pathway key) is an identification key where the sequence and...

were best studied as a whole. Some key developments in biology were the discovery of genetics, evolution through natural selection, the germ theory of disease...

surrogate primary key, usually a single-column integer data type, mapped to the combination of dimension attributes that form the natural key. Star schemas...

tree for showing both shared and serial ancestry. First, a cladogram or natural key is generated. Generalized ancestral taxa are identified and specialized...

separate row and attributes. Type 7 (Hybrid Approach): Both surrogate and natural key are used. A conformed dimension is a set of data attributes that have...

Long Key Natural Area and Nature Center is a protected area with trails and rental facilities in Broward County, Florida. The 157 acre park is managed...

For instance, the A natural minor scale can be built by starting on the 6th degree of the C major scale: Because of this, the key of A minor is called...

minor. The key of A major is the only key where the Neapolitan sixth chord on (i.e. the flattened supertonic) requires both a flat and a natural accidental...

In mathematics, the natural numbers are the numbers 0, 1, 2, 3, etc., possibly excluding 0. Some define the natural numbers as the non-negative integers...

a key", is an unrelated usage that means the pitches considered "natural" for that instrument. For example, modern trumpets are usually in the key of...

cooperative also operates stores under the Key Food Marketplace, Key Fresh & Natural, Food Dynasty, Urban Market, Food World, Food Universe Marketplace...

A hex key (also, hex wrench, Allen key and Allen wrench or Inbus) is a simple driver for bolts or screws that have heads with internal hexagonal recesses...

the form of classical republicanism. John Locke was a key Enlightenment-era proponent of natural law, stressing its role in the justification of property...

reserve World energy supply and consumption "Composition of natural gas: Understanding its key elements". "Background". Naturalgas.org. Archived from the...

Arrow keys or cursor movement keys are keys on a computer keyboard that are either programmed or designated to move the cursor in a specified direction...

Natural language processing (NLP) is an interdisciplinary subfield of computer science and artificial intelligence. It is primarily concerned with providing...

Windows, allowing users to customize the function keys and modify keys fairly extensively. The Microsoft Natural Keyboard has had several upgrades and refreshes...

In category theory, a branch of mathematics, a natural transformation provides a way of transforming one functor into another while respecting the internal...

had the opposite coloring of modern-day pianos; the natural keys were black and the accidental keys white. It was for such instruments that Wolfgang Amadeus...

Lower Keys are the remnants of large coral reefs, which became fossilized and exposed when the sea level dropped. The natural habitats of the Keys are upland...