Show SQL and params if table has them applied

datasette/templates/table.html

@@ -24,6 +24,11 @@
     <h2>{{ "{:,}".format(table_rows) }} total row{% if table_rows == 1 %}{% else %}s{% endif %} in this table</h2>
 {% endif %}
 
+{% if query.params %}
+<pre>{{ query.sql }}</pre>
+<pre>params = {{ query.params|tojson(4) }}</pre>
+{% endif %}
+
 <p>This data as <a href="{{ url_json }}">.json</a>, <a href="{{ url_jsono }}">.jsono</a></p>
 
 <table>