feat: add main menu options and scripts

app.py

@@ -317,6 +317,13 @@ CREATE TABLE product (id number, category text, name text, description text, pri
             st.code(format_sql(query), language="sql")
 
 
+def database_query_page():
+    query = st.text_input("Enter SQL query")
+    if st.button("Execute"):
+        result = execute_sql(query)
+        st.dataframe(pd.DataFrame(result), hide_index=True)
+
+
 # Define a function for the About page
 def about():
     st.title("🧑‍💻 About")
@@ -395,6 +402,7 @@ pages = [
     "Interactive Demo",
     "About",
     "References",
+    "Database Query",
 ]
 selected_page = st.sidebar.radio("Go to", pages)
 if st.sidebar.button("Clear All"):
@@ -416,3 +424,5 @@ elif selected_page == "About":
     about()
 elif selected_page == "References":
     references()
+elif selected_page == "Database Query":
+    database_query_page()