Schema

The word schema comes from the Greek word "σχήμα" (skhēma), which means shape, or more generally, plan. The plural is "σχήματα" (skhēmata). In English, both schemas and schemata are used as plural forms.

Schema may refer to:

• Model (abstract)
• Diagram
  • Schematic, a diagram that represents the elements of a system using abstract, graphic symbols

In computer science:

• XML schema, a way to define the structure, content and, to some extent, the semantics of XML documents
• Database schema
• Protocol schema, the type of protocol (rules) used to comunicate in the internet (i.e. http://, ftp://, etc.)
• Schema (genetic algorithms), a set of programs or bit strings that have some genotypic similarity; usually specified by a template

In mathematics:

• Axiom schema, a finite description of infinitely many axioms in formal logic

In science:

• Schema (Kant), in philosophy the referencing of a category to a sense impression through time
• Schema (psychology), a mental set or representation
• Image schema, a recurring pattern of spatial sensory experience
• SCHEMA (bioinformatics), an algorithm used in protein engineering to identify fragments of proteins that can be recombined without disturbing the integrity of the proteins' three-dimensional structure

In Electrical Engineering:

• Electrical schematic, a wiring diagram of an electrical circuit

Schema may also refer to:

• Great Schema, a degree of Orthodox monasticism
• Stereotype, a set of associated behaviors

See also

• Scheme (disambiguation)