Enum ValueSourceType Path C++ Link System.Data.SqlClient.SqlBulkCopy.ValueSourceType, System.Data underlying int32 System.Data Values 5 NameValueHex Unspecified00x00IDataReader10x01DataTable20x02RowArray30x03DbDataReader40x04 // System.Data.SqlClient.SqlBulkCopy.ValueSourceType, System.Data enum class ValueSourceType : int32 { Unspecified = 0, IDataReader = 1, DataTable = 2, RowArray = 3, DbDataReader = 4, };