diff --git a/content/roadmaps/101-backend/content/108-more-about-databases/105-database-indexes.md b/content/roadmaps/101-backend/content/108-more-about-databases/105-database-indexes.md
index 6aa95691a..fb0c8c13b 100644
--- a/content/roadmaps/101-backend/content/108-more-about-databases/105-database-indexes.md
+++ b/content/roadmaps/101-backend/content/108-more-about-databases/105-database-indexes.md
@@ -1 +1,7 @@
-# Database indexes
\ No newline at end of file
+# Database indexes
+
+An index is a data structure that you build and assign on top of an existing table that basically looks through your table and tries to analyze and summarize so that it can create shortcuts.
+
+<ResourceGroupTitle>Free Content</ResourceGroupTitle>
+<BadgeLink colorScheme='yellow' badgeText='Read' href='https://www.freecodecamp.org/news/database-indexing-at-a-glance-bb50809d48bd/'>An in-depth look at Database Indexing</BadgeLink>
+<BadgeLink badgeText='Watch' href='https://www.youtube.com/watch?v=-qNSXK7s7_w'>Database Indexing Explained</BadgeLink>