Table 3.4 shows the basic Supported Types for Parameter Maps and Result Maps for .NET. You can extend the framework's support for additional types by using a Custom Type Handler.
| ![[Note]](images/note.png) | Note | 
|---|---|
| Nuallable type from .NET 2.0 are fully supported by iBATIS.NET. | 
Table 3.4. Supported Types for Parameter Maps and Result Maps (.NET)
| CLR Type | Object/Map Property Mapping | Result Class/Parameter Class** | Type Alias** | 
|---|---|---|---|
| System.ArrayList | Yes | Yes | list | 
| System.Boolean | Yes | Yes | Boolean, bool | 
| System.Byte | Yes | Yes | Byte, byte | 
| System.Char | Yes | Yes | Char, char | 
| System.DateTime | Yes | Yes | dateTime, date | 
| System.Decimal | Yes | Yes | Decimal, decimal | 
| System.Double | Yes | Yes | Double, double | 
| System.Guid | Yes | Yes | guid | 
| System.Hashtable | Yes | Yes | map, hashmap, hashtable | 
| System.Int16 | Yes | Yes | Int16, short, Short | 
| System.Int32 | Yes | Yes | Int32, int, Int, integer, Integer | 
| System.Int64 | Yes | Yes | Int64, long, Long | 
| System.SByte | Yes | Yes | SByte, sbyte | 
| System.Single | Yes | Yes | Float, float, Single, single | 
| System.String | Yes | Yes | String, string | 
| System.TimeSpan | Yes | Yes | N/A | 
| System.UInt16 | Yes | Yes | Short, short | 
| System.UInt32 | Yes | Yes | Uint, uint | 
| System.UInt64 | Yes | Yes | Ulong, ulong | 
| Nullable<bool> | Yes | Yes | bool? | 
| Nullable<byte> | Yes | Yes | byte? | 
| Nullable<char> | Yes | Yes | char? | 
| Nullable<DateTime> | Yes | Yes | DateTime? | 
| Nullable<decimal> | Yes | Yes | decimal? | 
| Nullable<double> | Yes | Yes | double? | 
| Nullable<Int16> | Yes | Yes | Int16? | 
| Nullable<Int32> | Yes | Yes | Int32? | 
| Nullable<Int64> | Yes | Yes | Int64? | 
| Nullable<SByte> | Yes | Yes | SByte? | 
| Nullable<Single> | Yes | Yes | Single? | 
| Nullable<UInt16> | Yes | Yes | UInt16? | 
| Nullable<UInt32> | Yes | Yes | UInt32? | 
| Nullable<UInt64> | Yes | Yes | UInt64? |