Merge pull request #115 from Mause/duckdb-0.2.8

Bump duckdb version

duckdb_engine/__init__.py

@@ -1,4 +1,4 @@
-from typing import Any, Dict, List, Optional, Tuple, Type
+from typing import Any, Dict, List, Tuple, Type
 
 import duckdb
 from sqlalchemy.dialects.postgresql import dialect as postgres_dialect
@@ -58,26 +58,6 @@ def close(self) -> None:
         # duckdb doesn't support 'soft closes'
         pass
 
-    @property
-    def description(
-        self,
-    ) -> Optional[
-        # TODO: remove this override once the next version of duckdb is released
-        Tuple[
-            str,
-            str,
-            Optional[str],
-            Optional[str],
-            Optional[str],
-            Optional[str],
-            Optional[str],
-        ]
-    ]:
-        try:
-            return self.c.description
-        except RuntimeError:
-            return None
-
     def executemany(
         self, statement: str, parameters: List[Dict] = None, context: Any = None
     ) -> None:

duckdb_engine/tests/test_basic.py

@@ -119,7 +119,6 @@ def test_get_check_constraints(inspector: PGInspector) -> None:
     inspector.get_check_constraints("test", None)
 
 
-@mark.xfail(reason="reflection not yet supported in duckdb", raises=NotImplementedError)
 def test_get_unique_constraints(inspector: PGInspector) -> None:
     inspector.get_unique_constraints("test", None)
 
@@ -143,16 +142,12 @@ def test_table_reflect(session: Session, engine: Engine) -> None:
     insp.reflect_table(user_table, None)
 
 
-@mark.xfail(reason="current duckdb release doesnt support size param", raises=TypeError)
 def test_fetch_df_chunks() -> None:
     import duckdb
 
     duckdb.connect(":memory:").execute("select 1").fetch_df_chunk(1)
 
 
-@mark.xfail(
-    reason="current duckdb release doesnt support size param", raises=RuntimeError
-)
 def test_description() -> None:
     import duckdb