# Supported Talend types

Talend supports the following types.

Information noteNote: You cannot define custom types in Talend Studio.

| Talend<br>Type | Java Type |
| --- | --- |
| id\_Boolean | java.lang.Boolean |
| id\_Byte | java.lang.Byte |
| id\_byte[] | byte[] |
| id\_Character | java.lang.Character |
| id\_Date | java.util.Date |
| id\_Double | java.lang.Double |
| id\_Float | java.lang.Float |
| id\_BigDecimal | java.math.BigDecimal |
| id\_Integer | java.lang.Integer |
| id\_Long | java.lang.Long |
| id\_Object | java.lang.Object |
| id\_Short | java.lang.Short |
| id\_String | java.lang.String |
| id\_List | java.util.List |