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Data Types In Dynamodb

Data Type Categorization

1. Scalar type → The data type that contains a single value. The scalar data types are: -
   1. String
      1. Stores text data
      2. Contains only non-empty values
   2. Number
      1. Stores all numeric type
   3. Boolean
      1. Stores true or false
   4. Binary
      1. Stored BLOBS of binary data
      2. Contains only non-empty values
   5. NULL
      1. Unknown or undefined state
2. Set types
   1. Having multiple scalar values
   2. Unordered collection of strings, numbers or binary
   3. Only non-empty values
   4. No duplicate allowed
   5. All values are of the same scalar type
3. Document types
   1. Lists
      1. Ordered collection of values
      2. Can have multiple data types
   2. Maps
      1. Unordered collection of the key-value pair
      2. Idea for storing JSON document