1.

What Are Projections?

Answer»
  • Projections are the set of attributes that are COPIED or projected from the table to an index.
  • They are in addition to the index KEY attributes and primary key attributes which are automatically projected.
  • Whenever you define a local secondary index, it is required to specify the attributes that are projected into the index.

Each index consists of a MINIMUM of 3 attributes.

 They are:

  • Table partition key VALUE
  • Attribute to serve as the index sort key
  • Table sort key value

Each index consists of a minimum of 3 attributes.

 They are:


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