Constructor
ArrowMapDataTypenew
since: 0.17.0
Declaration [src]
GArrowMapDataType*
garrow_map_data_type_new (
  GArrowDataType* key_type,
  GArrowDataType* item_type
)
Parameters
- key_type
- 
            Type: GArrowDataTypeThe key type of the map. The data is owned by the caller of the function. 
- item_type
- 
            Type: GArrowDataTypeThe item type of the map. The data is owned by the caller of the function. 
Return value
Type: GArrowMapDataType
The newly created map data type.
| The caller of the function takes ownership of the data, and is responsible for freeing it. |