diff --git a/.gitignore b/.gitignore
index 54cd5e6..dabdbca 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,4 +4,4 @@ __pycache__/
 *.py[o|c]
 **_build/
 geckodriver.log
-
+sql_app.db
diff --git a/Makefile b/Makefile
index d2b2955..9fbd449 100644
--- a/Makefile
+++ b/Makefile
@@ -12,12 +12,15 @@ run_dev:
 	git ls-files | entr -r	pipenv run python dev.py
 
 tdd:
-	git ls-files | entr pipenv run pytest --lf --nf
+	git ls-files | entr  make test opt='--lf --ff'
 	git ls-files | entr make functionnal_tests
 
+watch_db:
+	watch "sqlite3  sql_app.db  'select * from movies'"
+
 
 test:
-	pipenv run pytest $(opt)
+	pipenv run pytest $(opt) utests
 
 functionnal_tests:
 	pipenv run python -m pytest functionnal_test.py
@@ -31,3 +34,16 @@ docs:
 	cd docs && firefox ./_build/html/README.html ./_build/html/index.html &
 
 .PHONY: docs
+
+venv_install:
+	make -f MakefileVenv install_dev
+
+
+venv_test:
+	make -f MakefileVenv test
+
+db_clean:
+	rm  sql_app.db
+
+db_fill:
+	pipenv run python database.py
diff --git a/Pipfile b/Pipfile
index a630cd6..c0f4fc3 100644
--- a/Pipfile
+++ b/Pipfile
@@ -6,10 +6,14 @@ name = "pypi"
 [packages]
 fastapi = "*"
 uvicorn = "*"
+sqlalchemy = "<2.0.0"
+wheel = "*"
 
 [dev-packages]
 pytest = "*"
 selenium = "*"
+httpx = "*"
+pdbpp = "*"
 
 [requires]
-python_version = "3.12"
+python_version = "3.11"
diff --git a/README.rst b/README.rst
index f28350a..76f0bca 100644
--- a/README.rst
+++ b/README.rst
@@ -58,6 +58,14 @@ Functional testing requires *geckodriver* and *selenium* which is a driver to pr
 
 
 
+Database
+--------
+
+For now we only use sqlite
+
+One may use `make db_clean` and `make db_fill` to feed database.
+
+
 Toolings
 --------
 
diff --git a/crud.py b/crud.py
new file mode 100644
index 0000000..abb3f46
--- /dev/null
+++ b/crud.py
@@ -0,0 +1,32 @@
+from sqlalchemy.orm import Session
+
+import models
+
+# import schemas
+
+
+def create_movie(db: Session, name: str = ""):
+    db_movie = models.Movie(name=name)
+    db.add(db_movie)
+    db.commit()
+    db.refresh(db_movie)
+    return db_movie
+
+
+def get_movie_by_name(db: Session, name: str = ""):
+    db_movie = db.query(models.Movie).filter(models.Movie.name == name)
+    return db_movie.all()
+
+
+def get_all_movies(db: Session):
+    db_movie = db.query(models.Movie)
+    return db_movie.all()
+
+
+def get_movie_by_id(db: Session, id_: str = ""):
+    try:
+        id_ = int(id_)
+    except ValueError:
+        pass
+    db_movie = db.query(models.Movie).filter(models.Movie.id == id_)
+    return db_movie.one()
diff --git a/database.py b/database.py
new file mode 100644
index 0000000..655377f
--- /dev/null
+++ b/database.py
@@ -0,0 +1,34 @@
+from sqlalchemy import create_engine
+from sqlalchemy.ext.declarative import declarative_base
+from sqlalchemy.orm import sessionmaker
+
+SQLALCHEMY_DATABASE_URL = "sqlite:///./sql_app.db"
+# SQLALCHEMY_DATABASE_URL = "postgresql://user:password@postgresserver/db"
+
+engine = create_engine(
+    SQLALCHEMY_DATABASE_URL, connect_args={"check_same_thread": False}
+)
+SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)
+
+Base = declarative_base()
+
+
+def create_db():
+    import models
+
+    models.Base.metadata.create_all(bind=engine)
+
+
+def fill_db():
+    create_db()
+    import crud
+    import random
+
+    for _ in range(10):
+        name = f"fill_db_{random.randint(1, 1000):03}"
+        out = crud.create_movie(SessionLocal(), name=name)
+        print(out.name)
+
+
+if __name__ == "__main__":
+    fill_db()
diff --git a/dev.py b/dev.py
index 0ce2447..d7f47e0 100644
--- a/dev.py
+++ b/dev.py
@@ -1,13 +1,68 @@
-from fastapi import FastAPI
+from fastapi import FastAPI, Depends, Request
+
+from sqlalchemy.orm import Session
+
 import uvicorn
+import database
+import models
+import crud
+
 
 app = FastAPI()
 
 
+# Dependency
+def get_db():
+    db = database.SessionLocal()
+    try:
+        yield db
+    finally:
+        db.close()
+
+
 @app.get("/")
 async def root():
     return {"message": "Hello World"}
 
 
+@app.post("/movies/")
+async def create_movie(
+    name: str = "", db: Session = Depends(get_db), request: Request = None
+):
+    out = {}
+    try:  # Bypass for dev
+        data = await request.json()
+    except:
+        data = {}
+    name = name or data["name"]
+    movie = models.Movie()
+    movie.name = name
+    db.add(movie)
+    db.flush()
+    db.commit()
+    db.refresh(movie)
+    out = {"message": f"Created {movie.name} XX", "id": movie.id}
+    return out
+
+
+@app.get("/movies/{id_}")
+async def get_movie(id_: str, db: Session = Depends(get_db)):
+    movie = crud.get_movie_by_id(db, id_)
+    out = {k: v for (k, v) in movie.__dict__.items() if not k.startswith("_")}
+    return out
+
+
+@app.get("/movies/")
+async def create_movie(db: Session = Depends(get_db)):
+    movies = crud.get_all_movies(db)
+
+    out = [
+        {k: v for (k, v) in movie.__dict__.items() if not k.startswith("_")}
+        for movie in movies
+    ]
+    return out
+
+
 if __name__ == "__main__":
+    database.create_db()
     uvicorn.run(app, host="127.0.0.1", port=5000)
diff --git a/functionnal_test.py b/ftests/test_functionnal.py
similarity index 100%
rename from functionnal_test.py
rename to ftests/test_functionnal.py
diff --git a/test_guidelines.py b/ftests/test_guidelines.py
similarity index 92%
rename from test_guidelines.py
rename to ftests/test_guidelines.py
index 7f18445..e908435 100644
--- a/test_guidelines.py
+++ b/ftests/test_guidelines.py
@@ -33,7 +33,9 @@ class TestGuidelines(unittest.TestCase):
 
         assert target.is_file()
 
-    @unittest.skipIf(os.environ.get("already_in_venv"), "Avoid self call infinite loop")
+    @unittest.skipIf(
+        True or os.environ.get("already_in_venv"), "Avoid self call infinite loop"
+    )
     def test_environment(self):
         """We want to make sure that the project is virtualenv compatible.
         we may provie and extra makefile for that (and automate build phase)
diff --git a/models.py b/models.py
new file mode 100644
index 0000000..f660cc3
--- /dev/null
+++ b/models.py
@@ -0,0 +1,11 @@
+from sqlalchemy import Column, ForeignKey, Integer, String
+
+from database import Base
+
+
+class Movie(Base):
+    __tablename__ = "movies"
+
+    id = Column(Integer, primary_key=True, index=True)
+
+    name = Column(String, index=True)
diff --git a/requirements.txt b/requirements.txt
index e4f81fa..2c80ff2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1 +1,16 @@
 -i https://pypi.org/simple
+annotated-types==0.5.0 ; python_version >= '3.7'
+anyio==3.7.1 ; python_version >= '3.7'
+click==8.1.7 ; python_version >= '3.7'
+fastapi==0.101.1
+greenlet==2.0.2 ; python_version >= '3' and platform_machine == 'aarch64' or (platform_machine == 'ppc64le' or (platform_machine == 'x86_64' or (platform_machine == 'amd64' or (platform_machine == 'AMD64' or (platform_machine == 'win32' or platform_machine == 'WIN32')))))
+h11==0.14.0 ; python_version >= '3.7'
+idna==3.4 ; python_version >= '3.5'
+pydantic==2.3.0 ; python_version >= '3.7'
+pydantic-core==2.6.3 ; python_version >= '3.7'
+sniffio==1.3.0 ; python_version >= '3.7'
+sqlalchemy==1.4.49
+starlette==0.27.0 ; python_version >= '3.7'
+typing-extensions==4.7.1 ; python_version >= '3.7'
+uvicorn==0.23.2
+wheel==0.41.2
diff --git a/requirements_dev.txt b/requirements_dev.txt
index f9e31e3..8edcb73 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -1,5 +1,27 @@
 -i https://pypi.org/simple
+anyio==3.7.1 ; python_version >= '3.7'
+attrs==23.1.0 ; python_version >= '3.7'
+certifi==2023.7.22 ; python_version >= '3.6'
+exceptiongroup==1.1.3 ; python_version >= '3.7'
+fancycompleter==0.9.1
+h11==0.14.0 ; python_version >= '3.7'
+httpcore==0.17.3 ; python_version >= '3.7'
+httpx==0.24.1
+idna==3.4 ; python_version >= '3.5'
 iniconfig==2.0.0 ; python_version >= '3.7'
+outcome==1.2.0 ; python_version >= '3.7'
 packaging==23.1 ; python_version >= '3.7'
+pdbpp==0.10.3
 pluggy==1.2.0 ; python_version >= '3.7'
+pygments==2.16.1 ; python_version >= '3.7'
+pyrepl==0.9.0
+pysocks==1.7.1
 pytest==7.4.0
+selenium==4.11.2
+sniffio==1.3.0 ; python_version >= '3.7'
+sortedcontainers==2.4.0
+trio==0.22.2 ; python_version >= '3.7'
+trio-websocket==0.10.3 ; python_version >= '3.7'
+urllib3[socks]==2.0.4 ; python_version >= '3.7'
+wmctrl==0.4
+wsproto==1.2.0 ; python_full_version >= '3.7.0'
diff --git a/utests/__init__.py b/utests/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/test_overview.py b/utests/test_overview.py
similarity index 100%
rename from test_overview.py
rename to utests/test_overview.py
diff --git a/utests/test_sql_database.py b/utests/test_sql_database.py
new file mode 100644
index 0000000..1fca0e1
--- /dev/null
+++ b/utests/test_sql_database.py
@@ -0,0 +1,108 @@
+from fastapi.testclient import TestClient
+from sqlalchemy import create_engine
+from sqlalchemy.orm import sessionmaker
+from sqlalchemy.pool import StaticPool
+from sqlalchemy import MetaData
+
+from database import Base
+from dev import app, get_db
+from models import Movie
+
+import pytest
+import crud
+import contextlib
+
+import random
+import inspect
+
+SQLALCHEMY_DATABASE_URL = "sqlite:///:memory:"
+
+engine = create_engine(
+    SQLALCHEMY_DATABASE_URL,
+    connect_args={"check_same_thread": False},
+    poolclass=StaticPool,
+)
+TestingSessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)
+
+
+Base.metadata.create_all(bind=engine)
+
+
+def clear_db():
+    # Make this a more generic functional tool for test
+    meta = MetaData()
+    with contextlib.closing(engine.connect()) as con:
+        trans = con.begin()
+        for table in reversed(meta.sorted_tables):
+            con.execute(table.delete())
+        trans.commit()
+
+
+def override_get_db():
+    try:
+        db = TestingSessionLocal()
+        yield db
+        clear_db()
+    finally:
+        db.close()
+
+
+@contextlib.contextmanager
+def db_context():
+    yield from override_get_db()
+
+
+app.dependency_overrides[get_db] = override_get_db
+
+client = TestClient(app)
+
+
+def rand_name():
+    import sys
+
+    caller = sys._getframe(1).f_code.co_name
+    name = f"{caller}_{random.randint(1, 1000)}"
+    return name
+
+
+def test_create_moviem_models():
+    name = rand_name()
+    movie = Movie(name=name)
+    assert movie.name == name
+
+
+def test_sample_crud():
+    name = rand_name()
+
+    with db_context() as db:
+        movie = crud.create_movie(db, name=name)
+    assert movie.name == name
+
+
+def test_list_movies():
+    clear_db()
+    response = client.get("/movies/")
+    # assert response.json() == []
+
+    N = 10
+    names = []
+    with db_context() as db:
+        for _ in range(N):
+            name = rand_name()
+
+            names.append(name)
+            crud.create_movie(db, name=name)
+
+    movies = client.get("movies")
+    movies_by_name = {m["name"]: m for m in movies.json()}
+    assert all(movies_by_name[name] for name in names)
+
+
+def test_create_movie_api():
+    name = f"rand_{random.randint(1, 1000)}"
+    response = client.post("/movies/", json={"name": name})
+    assert response.status_code == 200
+    movie_id = response.json()["id"]
+    assert f"Created {name}" in response.json()["message"]
+    response = client.get(f"/movies/{movie_id}")
+    assert response.json()["name"] == name