From 36dd794986d5e0e22d240b2d7662c5f587a4586b Mon Sep 17 00:00:00 2001
From: bigsheeper <yihao.dai@zilliz.com>
Date: Wed, 22 Sep 2021 11:28:04 +0800
Subject: [PATCH] Add comment for type def in query node (#8220)

Signed-off-by: bigsheeper <yihao.dai@zilliz.com>
---
 internal/querynode/type_def.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/internal/querynode/type_def.go b/internal/querynode/type_def.go
index 88934205b8..173a740fed 100644
--- a/internal/querynode/type_def.go
+++ b/internal/querynode/type_def.go
@@ -23,6 +23,7 @@ const (
 const invalidTimestamp = Timestamp(0)
 
 type (
+	// UniqueID is an identifier that is guaranteed to be unique among all the collections, partitions and segments
 	UniqueID = typeutil.UniqueID
 	// Timestamp is timestamp
 	Timestamp = typeutil.Timestamp