From 71431f330aadb1ee92cd63a36351af834aa65215 Mon Sep 17 00:00:00 2001
From: Andrej Kacian <andrej@kacian.sk>
Date: Sun, 9 Jan 2022 20:07:03 +0100
Subject: [PATCH] Add memory_usage() to DatabaseEngine trait

---
 src/database/abstraction.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/database/abstraction.rs b/src/database/abstraction.rs
index 45627bbc..17bd971f 100644
--- a/src/database/abstraction.rs
+++ b/src/database/abstraction.rs
@@ -27,6 +27,9 @@ pub trait DatabaseEngine: Send + Sync {
     fn cleanup(self: &Self) -> Result<()> {
         Ok(())
     }
+    fn memory_usage(self: &Self) -> Result<String> {
+        Ok("Current database engine does not support memory usage reporting.".to_string())
+    }
 }
 
 pub trait Tree: Send + Sync {