S - Definitions

  • S

    semantic technology

    Semantic technology is a set of methods and tools that provide advanced means for categorizing and processing data, as well as for discovering relationships within varied data sets.

  • snowflaking (snowflake schema)

    In data warehousing, snowflaking is a form of dimensional modeling where dimensions are stored in multiple related dimension tables. 

  • sparsity and density

    Sparsity and density are terms used to describe the percentage of cells in a database table that are not populated and populated, respectively. The sum of the sparsity and density should equal 100%.

  • SQL-on-Hadoop

    SQL-on-Hadoop is a class of analytical application tools that combine established SQL-style querying with newer Hadoop data framework elements.

  • star schema

    In data warehousing, a star schema is the simplest form of dimensional model, with data organized into facts and dimensions. 

  • synthetic backup

    Synthetic backup is the process of generating a file from a complete copy of a file created at some past time and one or more incremental copies created at later times... (Continued)

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