From dbc2a32458d0f2e027cd8506135eb2347c408f01 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Carl-Gerhard=20Lindesva=CC=88rd?= <lindesvard@gmail.com>
Date: Mon, 9 Sep 2024 15:23:37 +0200
Subject: [PATCH] fix(buffer): avoid merging properties

---
 packages/db/src/buffers/event-buffer.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/packages/db/src/buffers/event-buffer.ts b/packages/db/src/buffers/event-buffer.ts
index 4e2a5a1b..4a558930 100644
--- a/packages/db/src/buffers/event-buffer.ts
+++ b/packages/db/src/buffers/event-buffer.ts
@@ -1,4 +1,4 @@
-import { groupBy } from 'ramda';
+import { groupBy, omit, pick } from 'ramda';
 import SuperJSON from 'superjson';
 
 import { deepMergeObjects } from '@openpanel/common';
@@ -92,7 +92,7 @@ export class EventBuffer extends RedisBuffer<IClickhouseEvent> {
           });
 
         const event = deepMergeObjects<IClickhouseEvent>(
-          lastEventWithData?.event || {},
+          omit(['properties', 'duration'], lastEventWithData?.event || {}),
           item.event
         );