diff --git a/ci/schema/druid.sql b/ci/schema/druid.sql
index f606dd6230f4..941a92fe133b 100644
--- a/ci/schema/druid.sql
+++ b/ci/schema/druid.sql
@@ -3,8 +3,8 @@ OVERWRITE ALL
 SELECT *
 FROM TABLE(
   EXTERN(
-    '{"type":"local","files":["/opt/shared/diamonds.csv"]}',
-    '{"type":"csv", "findColumnsFromHeader":true}',
+    '{"type":"local","files":["/opt/shared/diamonds.parquet"]}',
+    '{"type":"parquet"}',
     '[{"name":"carat","type":"double"},{"name":"cut","type":"string"},{"name":"color","type":"string"},{"name":"clarity","type":"string"},{"name":"depth","type":"double"},{"name":"table","type":"double"},{"name":"price","type":"long"},{"name":"x","type":"double"},{"name":"y","type":"double"},{"name":"z","type":"double"}]'
   )
 )
@@ -15,8 +15,8 @@ OVERWRITE ALL
 SELECT *
 FROM TABLE(
   EXTERN(
-    '{"type":"local","files":["/opt/shared/batting.csv"]}',
-    '{"type":"csv", "findColumnsFromHeader":true}',
+    '{"type":"local","files":["/opt/shared/batting.parquet"]}',
+    '{"type":"parquet"}',
     '[{"name":"playerID","type":"string"},{"name":"yearID","type":"long"},{"name":"stint","type":"long"},{"name":"teamID","type":"string"},{"name":"lgID","type":"string"},{"name":"G","type":"long"},{"name":"AB","type":"long"},{"name":"R","type":"long"},{"name":"H","type":"long"},{"name":"X2B","type":"long"},{"name":"X3B","type":"long"},{"name":"HR","type":"long"},{"name":"RBI","type":"long"},{"name":"SB","type":"long"},{"name":"CS","type":"long"},{"name":"BB","type":"long"},{"name":"SO","type":"long"},{"name":"IBB","type":"long"},{"name":"HBP","type":"long"},{"name":"SH","type":"long"},{"name":"SF","type":"long"},{"name":"GIDP","type":"long"}]'
   )
 )
@@ -27,8 +27,8 @@ OVERWRITE ALL
 SELECT *
 FROM TABLE(
   EXTERN(
-    '{"type":"local","files":["/opt/shared/awards_players.csv"]}',
-    '{"type":"csv", "findColumnsFromHeader":true}',
+    '{"type":"local","files":["/opt/shared/awards_players.parquet"]}',
+    '{"type":"parquet"}',
     '[{"name":"playerID","type":"string"},{"name":"awardID","type":"string"},{"name":"yearID","type":"long"},{"name":"lgID","type":"string"},{"name":"tie","type":"string"},{"name":"notes","type":"string"}]'
   )
 )
@@ -36,11 +36,11 @@ PARTITIONED BY ALL TIME;
 
 REPLACE INTO "functional_alltypes"
 OVERWRITE ALL
-SELECT TIME_PARSE(timestamp_col) AS __time, *
+SELECT *
 FROM TABLE(
   EXTERN(
-    '{"type":"local","files":["/opt/shared/functional_alltypes.csv"]}',
-    '{"type":"csv", "findColumnsFromHeader":true}',
+    '{"type":"local","files":["/opt/shared/functional_alltypes.parquet"]}',
+    '{"type":"parquet"}',
     '[{"name":"index","type":"long"},{"name":"Unnamed: 0","type":"long"},{"name":"id","type":"long"},{"name":"bool_col","type":"long"},{"name":"tinyint_col","type":"long"},{"name":"smallint_col","type":"long"},{"name":"int_col","type":"long"},{"name":"bigint_col","type":"long"},{"name":"float_col","type":"double"},{"name":"double_col","type":"double"},{"name":"date_string_col","type":"string"},{"name":"string_col","type":"string"},{"name":"timestamp_col","type":"string"},{"name":"year","type":"long"},{"name":"month","type":"long"}]'
   )
 )
diff --git a/docker/druid/environment b/docker/druid/environment
index 415fc99b21a2..f754bfd0211a 100644
--- a/docker/druid/environment
+++ b/docker/druid/environment
@@ -26,7 +26,7 @@ DRUID_MAXDIRECTMEMORYSIZE=1g
 
 druid_emitter_logging_logLevel=debug
 
-druid_extensions_loadList=["postgresql-metadata-storage", "druid-multi-stage-query"]
+druid_extensions_loadList=["postgresql-metadata-storage", "druid-multi-stage-query", "druid-parquet-extensions", "druid-avro-extensions"]
 
 druid_zk_service_host=zookeeper
 
diff --git a/ibis/backends/druid/tests/conftest.py b/ibis/backends/druid/tests/conftest.py
index f5881ca62b8a..768459eee8ce 100644
--- a/ibis/backends/druid/tests/conftest.py
+++ b/ibis/backends/druid/tests/conftest.py
@@ -101,18 +101,13 @@ class TestConf(ServiceBackendTest, RoundHalfToEven):
 
     @classmethod
     def service_spec(cls, data_dir: Path):
+        files = [data_dir.joinpath("functional_alltypes.parquet")]
+        files.extend(
+            data_dir.joinpath("parquet", name, f"{name}.parquet")
+            for name in ("diamonds", "batting", "awards_players")
+        )
         return ServiceSpec(
-            name="druid-coordinator",
-            data_volume="/opt/shared",
-            files=[
-                data_dir.joinpath(f"{name}.csv")
-                for name in (
-                    "diamonds",
-                    "batting",
-                    "awards_players",
-                    "functional_alltypes",
-                )
-            ],
+            name="druid-coordinator", data_volume="/opt/shared", files=files
         )
 
     @staticmethod
@@ -138,7 +133,7 @@ def _load_data(data_dir: Path, script_dir: Path, **_: Any) -> None:
         # gather executes immediately, but we need to wait for asyncio.run to
         # create the event loop
         async def load_data(queries):
-            """Copy data into the Druid volume mount and run data loading queries."""
+            """Run data loading queries."""
             async with ClientSession() as session:
                 await asyncio.gather(*map(partial(run_query, session), queries))