# Iceberg配置与类型
#### Aura类型和Iceberg类型对应关系
表1Aura类型对应的Iceberg类型 
| Aura                        | Iceberg                     |
|:---|:---|
| smallint                    | integer                     |
| tinyint                     | integer                     |
| integer                     | integer                     |
| bigint                      | long                        |
| numeric                     | decimal                     |
| decimal                     | decimal                     |
| real                        | float                       |
| float4                      | float                       |
| double precision            | double                      |
| float8                      | double                      |
| boolean                     | boolean                     |
| char                        | string                      |
| varchar                     | string                      |
| text                        | string                      |
| date                        | date                        |
| timestamp without time zone | timestamp without time zone |
| bytea                       | binary                      |
| array                       | list                        |
| struct                      | struct                      |
   
表2Iceberg类型对应的Aura类型 
| Iceberg                             | Aura                        |
|:---|:---|
| boolean                             | boolean                     |
| integer                             | integer                     |
| long                                | long                        |
| float                               | float                       |
| double                              | double                      |
| date                                | date                        |
| time                                | 不支持                         |
| timestamp with time zone            | 不支持                         |
| timestamp without time zone         | timestamp without time zone |
| string                              | string                      |
| uuid                                | 不支持                         |
| fixed                               | 不支持                         |
| binary                              | bytea                       |
| decimal                             | decimal                     |
| struct                              | struct                      |
| list                                | array                       |
| map                                 | 不支持                         |
| nanosecond timestamp                | 不支持                         |
| nanosecond timestamp with time zone | 不支持                         |
| unknown                             | 不支持                         |
| variant                             | 不支持                         |
| geometry                            | 不支持                         |
| geography                           | 不支持                         |