minor

app.py

@@ -22,7 +22,7 @@ st.sidebar.header('Sample Selection')
 index_example = st.sidebar.number_input(f"Choose a sample from the existing {len(samples)} notebooks:", min_value=0, max_value=max(0, len(samples)-1), value=0, step=1)
 
 db_id = samples[index_example]["db_id"]
-st.markdown(f'<h2 style="color:blue;">{db_id} schema:</h2>', unsafe_allow_html=True)
+st.markdown(f'<h2 style="color:blue;">Database {db_id} schema:</h2>', unsafe_allow_html=True)
 st.code(samples[index_example]["schema"])
 st.markdown(f'<h2 style="color:blue;">{index_example} Question:</h2>', unsafe_allow_html=True)
 st.code(samples[index_example]["question"])