System.Data.IColumnMappingCollection public interface IColumnMappingCollection : ICollection, IEnumerable, IList Documentation object this[string index] { get; set; } IColumnMapping Add(string sourceColumnName, string dataSetColumnName) bool Contains(string sourceColumnName) IColumnMapping GetByDataSetColumn(string dataSetColumnName) int IndexOf(string sourceColumnName) void RemoveAt(string sourceColumnName)