SQLInterface: add missing `defer rows.Close()` for `Query`.
diff --git a/SQLInterface.md b/SQLInterface.md
index a79dab6..f997ee7 100644
--- a/SQLInterface.md
+++ b/SQLInterface.md
@@ -56,6 +56,7 @@
 if err != nil {
 	log.Fatal(err)
 }
+defer rows.Close()
 for rows.Next() {
 	var name string
 	if err := rows.Scan(&name); err != nil {