Data that is imported into specific field types must be formatted appropriately. Read the topic for each of the following types of data that you are importing:
How Relationship (Lookup) Fields Are Imported
How Required Fields Are Imported
How Ownership Data Is Imported
How Bit Field Types Are Imported
How Status and Status Reason Data Is Imported
How Custom Fields Are Imported
How Datetime Field Types Are Imported
How Calculated Field Types Are Imported
How Audit Field Types Are Imported
How Decimal, Money, and Float Field Are Imported