From 707cc53911632f49ef67cbf031aaa23bd4137d03 Mon Sep 17 00:00:00 2001
From: Pekka Enberg <penberg@iki.fi>
Date: Tue, 7 May 2024 07:50:42 -0300
Subject: [PATCH] Explanation for pager interface

---
 core/pager.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/core/pager.rs b/core/pager.rs
index 764bd1779..907b65dd4 100644
--- a/core/pager.rs
+++ b/core/pager.rs
@@ -66,6 +66,9 @@ impl Page {
     }
 }
 
+/// The pager interface implements the persistence layer by providing access
+/// to pages of the database file, including caching, concurrency control, and
+/// transaction management.
 pub struct Pager {
     page_source: PageSource,
     page_cache: RefCell<SieveCache<usize, Rc<Page>>>,