... ForeignKeyConstraint. • parentDataTableName is the name of the parent DataTable. • parentDataColumnNames and childDataColumnNames contain the names of the DataColumn objects in the parent and child DataTable ... in the parent DataTable. • childDataColumn and childDataColumns are the DataColumn objects in the child DataTable. • constraintName is the name you want to assign to the ConstraintName property ... ForeignKeyConstraint(string constraintName, DataColumn[] parentDataColumns, DataColumn[] childDataColumns) ForeignKeyConstraint(string constraintName, string parentDataTableName, string[] parentDataColumnNames,...