From eca04497d7b96f6f421e351d8e25965bfec7b531 Mon Sep 17 00:00:00 2001
From: Daniel <845765@qq.com>
Date: Mon, 25 Dec 2023 00:33:40 +0800
Subject: [PATCH] :art: Add Relation column to database table view
 https://github.com/siyuan-note/siyuan/issues/9888

---
 kernel/model/attribute_view.go | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/kernel/model/attribute_view.go b/kernel/model/attribute_view.go
index 933ba5d49..d96fb75c7 100644
--- a/kernel/model/attribute_view.go
+++ b/kernel/model/attribute_view.go
@@ -2173,8 +2173,10 @@ func UpdateAttributeViewCell(tx *Transaction, avID, keyID, rowID, cellID string,
 	oldBoundBlockID := val.BlockID
 	var oldRelationBlockIDs []string
 	if av.KeyTypeRelation == val.Type {
-		for _, bID := range val.Relation.BlockIDs {
-			oldRelationBlockIDs = append(oldRelationBlockIDs, bID)
+		if nil != val.Relation {
+			for _, bID := range val.Relation.BlockIDs {
+				oldRelationBlockIDs = append(oldRelationBlockIDs, bID)
+			}
 		}
 	}
 	data, err := gulu.JSON.MarshalJSON(valueData)