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MAPINFO/MITAB: User Attributes

For information on the parameters in this dialog that are common to all readers, see:

For information on the parameters in this dialog that are common to all writers, see:

User attributes for this format are defined below.

Name The name of the field to be written.
Type

Choose one of the following field types.

Index

The type of index to create for the column. The

The valid value for the column type is Indexed. The attribute type may also contain Indexed when the definition is specified for a writer.

When specified, the writer builds an attribute index table for the columns that are indexed. This can improve the speed of queries.