From da92602a1996ce4d76828d4fd8f2caa40277bed7 Mon Sep 17 00:00:00 2001
From: githubzilla <githubzilla@gmail.com>
Date: Wed, 18 Mar 2026 23:00:53 +0800
Subject: [PATCH] =?UTF-8?q?chore:=20update=20data=5Fsubstrate=20=E2=80=94?=
 =?UTF-8?q?=20fix=20BackFill=20dirty=5Fdata=5Fkey=5Fcount=5F=20underflow?=
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Update data_substrate submodule to include the fix for an intermittent
assertion failure in AdjustDataKeyStats where dirty_data_key_count_
underflows during cluster scale-out.

See eloqdata/tx_service#465 for details.
---
 data_substrate | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/data_substrate b/data_substrate
index 1a4729b7..60c8665f 160000
--- a/data_substrate
+++ b/data_substrate
@@ -1 +1 @@
-Subproject commit 1a4729b71e08b72f0461bd3fbe107fd728592516
+Subproject commit 60c8665f33beca1e87d5c9d5290b4d80588b075c