When data is imported:
By default, the applies type inference for imported data. The application attempts to infer a column's appropriate data type in the application based on a review of the first lines in the sample. For information on how data types are inferred, see Overview of the Type System.
On export from the :
Tip: You can import a target schema to assist in lining up your columns with the expected target. For more information, see Overview of RapidTarget.
For more information on the data types that are supported within the , see Supported Data Types.