E - Definitions

  • E

    Entity Relationship Diagram (ERD)

    An entity relationship diagram (ERD), also known as an entity relationship model, is a graphical representation that depicts relationships among people, objects, places, concepts or events within an information technology (IT) system.

  • Extract, Load, Transform (ELT)

    Extract, Load, Transform (ELT) is a data integration process for transferring raw data from a source system to a target database and then preparing the information for downstream uses.

  • extract, transform, load (ETL)

    In managing databases, extract, transform, load (ETL) refers to three separate functions combined into a single programming tool.

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