Ability to use casting for ORDER BY property 🐤

Author: Sibyx

CHANGELOG.md

@@ -1,5 +1,9 @@
 # Changelog
 
+## 0.13.0  : 2022-06-09
+
+- **Added**: Ability to use casting for `ORDER BY` property
+
 ## 0.12.1 : 2022-05-10
 
 - **Fixed**: Corrected cast of JSON fields

duckql/structures/order.py

@@ -2,6 +2,7 @@
 from typing import Union
 
 from duckql.functions.base import BaseFunction
+from ..structures.cast_operator import CastOperator
 
 try:
     from typing import Literal
@@ -18,7 +19,7 @@ class Direction(Enum):
         DESC = 'DESC'
 
     obj: Literal['structures.Order'] = 'structures.Order'
-    property: Union[Property, BaseFunction]
+    property: Union[Property, BaseFunction, CastOperator]
     kind: Direction = Direction.ASC
 
     def to_sql(self) -> str:

duckql/structures/tests/test_order.py

@@ -1,3 +1,4 @@
+from duckql import CastOperator
 from duckql.properties import Property
 from duckql.structures import Order
 
@@ -17,3 +18,14 @@ def test_descending():
     )
 
     assert str(my_order) == 'users.name DESC'
+
+
+def test_cast():
+    my_order = Order(
+        property=CastOperator(
+            property=Property(name='users.additional_data -> custom_fields ->> age'),
+            to=CastOperator.DataType.INT
+        )
+    )
+
+    assert str(my_order) == "(users.additional_data -> 'custom_fields' ->> 'age')::int ASC"

duckql/version.py

@@ -1 +1 @@
-__version__ = '0.12.1'
+__version__ = '0.13.0'