cleanup, docs

site/doc/pages/sqlite_query.txt

@@ -37,4 +37,13 @@ Result rows are objects keyed by column name. SQLite integer, float, text, blob,
 For statements that do not return rows, inspect `sqlite_affected_rows()` or `sqlite_insert_id()` after the call.
 
 :example
-print("sqlite_query is resource-bound; configure the service or connection, then call it in request code.\n");
+SQLite* db = sqlite_connect("/tmp/doc-sqlite-query.db");
+sqlite_query(db, "drop table if exists users");
+sqlite_query(db, "create table users(id integer primary key, email text)");
+StringMap params; params["email"] = "ada@example.test";
+sqlite_query(db, "insert into users(email) values(:email)", params);
+DValue rows = sqlite_query(db, "select email from users");
+String first = "none";
+rows.each([&](DValue row, String key) { first = row["email"].to_string(); });
+print(first, "\n");
+sqlite_disconnect(db);