Merge pull request #819 from Mause/bugfix/issue-361

chore(docs): demonstrate literal_binds

duckdb_engine/tests/test_basic.py

@@ -22,6 +22,7 @@
     String,
     Table,
     create_engine,
+    func,
     inspect,
     select,
     text,
@@ -426,3 +427,23 @@ def test_params(engine: Engine) -> None:
     s = text("SELECT :x")
     with engine.connect() as conn:
         assert ("m",) == conn.execute(s, {"x": "m"}).fetchone()
+
+
+def test_361(engine: Engine) -> None:
+    with engine.connect() as conn:
+        conn.execute(text("create table test (dt date);"))
+        conn.execute(text("insert into test values ('2022-01-01');"))
+
+        metadata = MetaData()
+        metadata.reflect(bind=conn)
+        test = metadata.tables["test"]
+        part = "year"
+        date_part = func.date_part(part, test.c.dt)
+
+        stmt = (
+            select(date_part)
+            .select_from(test)
+            .group_by(date_part)
+            .compile(dialect=engine.dialect, compile_kwargs={"literal_binds": True})
+        )
+        conn.execute(stmt).fetchall()