From 0a5f0cd9e93c2c7cad7caa0e1a21c36b3d2346bb Mon Sep 17 00:00:00 2001
From: Daniel <845765@qq.com>
Date: Fri, 29 Dec 2023 11:26:05 +0800
Subject: [PATCH] :art: Add Rollup column to database table view
 https://github.com/siyuan-note/siyuan/issues/9958

---
 kernel/model/attribute_view.go | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/kernel/model/attribute_view.go b/kernel/model/attribute_view.go
index 51a6d84fb..2e850be81 100644
--- a/kernel/model/attribute_view.go
+++ b/kernel/model/attribute_view.go
@@ -786,7 +786,11 @@ func renderAttributeViewTable(attrView *av.AttributeView, view *av.View) (ret *a
 				}
 
 				for _, blockID := range relVal.Relation.BlockIDs {
-					cell.Value.Rollup.Contents = append(cell.Value.Rollup.Contents, destAv.GetValue(rollupKey.Rollup.KeyID, blockID).String())
+					destVal := destAv.GetValue(rollupKey.Rollup.KeyID, blockID)
+					if nil == destVal {
+						continue
+					}
+					cell.Value.Rollup.Contents = append(cell.Value.Rollup.Contents, destVal.String())
 				}
 			case av.KeyTypeRelation: // 渲染关联列
 				relKey, _ := attrView.GetKey(cell.Value.KeyID)