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  Encyclopedia of Keywords > Glossaries > Glossary of Data Management > Star Schema /   Michael Charnine

Keywords and Sections
STAR SCHEMAS
FACT
DIMENSION
WRITE SHORT
SNOWFLAKE
Review of Short Phrases and Links

    This Review contains major "Star Schema"- related terms, short phrases and links grouped together in the form of Encyclopedia article.

Definitions

  1. The star schema is the basic schema of a dimensional model.
  2. The star schema is one of the outputs of dimensional modeling.
  3. Star schema - A single fact table with N number of Dimension, all dimensions will be linked directly with a fact table.
  4. The star schema is the standard for supporting multidimensional cubes and supporting BI analysis across the organization.
  5. The star schema is the simplest data warehouse schema.
  6. Star Schema is a relational database schema for representing multimensional data.

Star Schemas

  1. One output of dimensional modeling is the star schema. (Web site)
  2. Hierarchies for the dimensions are stored in the dimensional table itself in star schema.
  3. Data changes in the fields for levels or attributes is one of the most challenging design issues for multidimensional ( star schema) data modeling. (Web site)
  4. Typically, the database design for a data mart is built as star schema structure that is optimal for the needs of the users found in the department. (Web site)

Fact

  1. For example, a star schema entity is either a fact entity or a dimension. (Web site)
  2. Dimensionalization - Organizing the data into the multidimensional (OLAP) structure of a star schema. (Web site)
  3. One of the most important decisions in building a star schema is the granularity of the fact table. (Web site)
  4. Because the fact table is the nucleus to the star schema, how can I set up the model to handle this situation. (Web site)

Dimension

  1. In a star schema, a dimension table will not have any parent table.
  2. A variant of the star schema with normalized dimension tables.
  3. In a star schema every dimension will have a primary key.
  4. In a star schema, a table which contains the data for one of the cube's dimensions. (Web site)

Write Short

  1. The star schema makes multi-dimensional database (MDDB) functionality possible using a traditional relational database.
  2. The advantage of star schema are slicing down, performance increase and easy understanding of data.
  3. Write a short note on the star schema.
  4. This lowest level of information provided in the Star Schema is commonly known as the "grain".

Snowflake

  1. Explain the difference between a star schema, snowflake, and starflake.
  2. Data warehouse schemas: star schema and snowflake schema. (Web site)
  3. Some BI tools work best in a star schema environment, other work best in a snowflake. (Web site)

Related Keywords

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  Short phrases about "Star Schema"
  Originally created: February 19, 2008.
  Links checked: January 20, 2013.
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