Globally Unique Identifier - Common Uses

Common Uses

  • Intel's GUID Partition Table, or GPT, a system for partitioning hard drives.
  • Microsoft Windows uses GUIDs internally to identify the classes and interfaces of COM objects. A script can activate a specific class or object without having to know the name or location of the dynamic linked library that contains it.
  • ActiveX, a system for downloading and installing controls in a web browser, uses GUIDs to uniquely identify each control.
  • JT files use a partitioning into 4+2+2+8*1 bytes to represent nodes in the data structure and segment ID's.
  • Second Life uses GUIDs for identification of all assets in its world.
  • Database developers and administrators often use GUIDs as primary keys for database tables to ensure uniqueness between databases.

Read more about this topic:  Globally Unique Identifier

Famous quotes containing the word common:

    “I think what everybody calls a miracle is just common sense.... You can look at the attitudes when people come in. That’s why they call it a miracle. These are black kids and they’re not supposed to know the things they know and achieve the way they are achieving.”
    —Marva Nettles Collins (b. 1936)

    “Let us pray for the whole state of Christ’s Church Militant here in earth.”
    —Book Of Common Prayer, The. Holy Communion, “Prayer for the Church Militant,” (1662)