diff --git a/python_sql/lessons/server.py b/python_sql/lessons/server.py
new file mode 100644
index 0000000..1ef17cc
--- /dev/null
+++ b/python_sql/lessons/server.py
@@ -0,0 +1,45 @@
+from flask import Flask, request 
+from flask_cors import CORS
+
+import sqlite3
+
+app = Flask('demo')
+CORS(app)
+
+@app.get("/people/")
+def index():
+    connection = sqlite3.connect("mydb.db")
+    cursor = connection.cursor()
+    result = cursor.execute("SELECT * FROM people")
+    return result.fetchall()
+
+@app.post("/people/")
+def create():
+    connection = sqlite3.connect("mydb.db")
+    cursor = connection.cursor()
+    cursor.execute("INSERT INTO people (name, age) VALUES (?, ?)", [request.json["name"], int(request.json["age"])])
+    connection.commit()
+    return {
+        "success":True
+    }
+
+@app.delete("/people/<id>")
+def delete(id):
+    connection = sqlite3.connect("mydb.db")
+    cursor = connection.cursor()
+    cursor.execute("DELETE FROM people WHERE id = ?", [id])
+    connection.commit()
+    return {
+        "success":True
+    }
+
+@app.put("/people/<id>")
+def update(id):
+    connection = sqlite3.connect("mydb.db")
+    cursor = connection.cursor()
+    cursor.execute("UPDATE people SET name = ?, age = ? WHERE id = ?", [request.json["name"], request.json["age"],id])
+    connection.commit()
+    return {
+        "success":True
+    }
+