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| uniqueidentifier data type (A data type containing a unique identification number stored as a 16-byte binary string used for storing a globally unique identifier (GUID)) | |||
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| cursor data type (A special data type used to reference a cursor) | |||
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| Yes/No data type (A field data type you use for fields that will contain only one of two values, such as Yes or No and True or False. Null values are not allowed) | |||
