From 7cf1f7d5a8ffc02652dfc1f024735f85b92d652c Mon Sep 17 00:00:00 2001
From: Eric Mc Sween <5454374+emcsween@users.noreply.github.com>
Date: Thu, 6 Feb 2025 08:12:35 -0500
Subject: [PATCH] Merge pull request #23433 from
 overleaf/em-do-not-store-content-hashes

Do not store content hashes in chunks

GitOrigin-RevId: 65a255b92f9c4e216ad5a1fb5fb3fa5a6b9158c4
---
 services/history-v1/storage/lib/persist_changes.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/services/history-v1/storage/lib/persist_changes.js b/services/history-v1/storage/lib/persist_changes.js
index 03d36fda1c..2ed2742f0c 100644
--- a/services/history-v1/storage/lib/persist_changes.js
+++ b/services/history-v1/storage/lib/persist_changes.js
@@ -180,6 +180,10 @@ async function persistChanges(projectId, allChanges, limits, clientEndVersion) {
             actualHash,
           })
         }
+
+        // Remove the content hash from the change before storing it in the chunk.
+        // It was only useful for validation.
+        editOperation.contentHash = null
       }
     }
   }