The DataSet plays a central role in ADO.NET on the .NET Compact Framework. It is an in-memory cache of relational data.
Internally, the DataSet holds collections of DataTables, DataRows, and DataColumns to store relational data. To directly access or alter the relational data in a DataSet, developers must use these collections.
The UniqueConstraint class lets the DataSet automatically enforce uniqueness among the columns in a DataTable.
Columns can be set to be automatically incremented when a new row is added to a DataTable.
Column values can be automatically computed by using an Expression.
The DataRelation class is used to express parent-child relationships between two DataTables.
The ForeignKeyConstraint can be used to enforce a foreign ...