diff --git a/README.md b/README.md
index 53b3d6d29..5eb2b3591 100644
--- a/README.md
+++ b/README.md
@@ -124,7 +124,13 @@ Some features are only available to paid members, for more details please refer
 
 ## 🌟 Star History
 
-[![Star History Chart](https://api.star-history.com/svg?repos=siyuan-note/siyuan&type=Date)](https://star-history.com/#siyuan-note/siyuan&Date)
+<a href="https://star-history.com/#siyuan-note/siyuan&Date">
+ <picture>
+   <source media="(prefers-color-scheme: dark)" srcset="https://api.star-history.com/svg?repos=siyuan-note/siyuan&type=Date&theme=dark" />
+   <source media="(prefers-color-scheme: light)" srcset="https://api.star-history.com/svg?repos=siyuan-note/siyuan&type=Date" />
+   <img alt="Star History Chart" src="https://api.star-history.com/svg?repos=siyuan-note/siyuan&type=Date" />
+ </picture>
+</a>
 
 ## 🗺️ Roadmap
 
diff --git a/README_ja_JP.md b/README_ja_JP.md
index 1dd36c371..0a646ec8e 100644
--- a/README_ja_JP.md
+++ b/README_ja_JP.md
@@ -123,7 +123,13 @@ SiYuanは、プライバシーを最優先とする個人の知識管理シス
 
 ## 🌟 スター履歴
 
-[![Star History Chart](https://api.star-history.com/svg?repos=siyuan-note/siyuan&type=Date)](https://star-history.com/#siyuan-note/siyuan&Date)
+<a href="https://star-history.com/#siyuan-note/siyuan&Date">
+ <picture>
+   <source media="(prefers-color-scheme: dark)" srcset="https://api.star-history.com/svg?repos=siyuan-note/siyuan&type=Date&theme=dark" />
+   <source media="(prefers-color-scheme: light)" srcset="https://api.star-history.com/svg?repos=siyuan-note/siyuan&type=Date" />
+   <img alt="Star History Chart" src="https://api.star-history.com/svg?repos=siyuan-note/siyuan&type=Date" />
+ </picture>
+</a>
 
 ## 🗺️ ロードマップ
 
diff --git a/README_zh_CN.md b/README_zh_CN.md
index cae14a087..7d712fb37 100644
--- a/README_zh_CN.md
+++ b/README_zh_CN.md
@@ -124,7 +124,13 @@
 
 ## 🌟 星标历史
 
-[![Star History Chart](https://api.star-history.com/svg?repos=siyuan-note/siyuan&type=Date)](https://star-history.com/#siyuan-note/siyuan&Date)
+<a href="https://star-history.com/#siyuan-note/siyuan&Date">
+ <picture>
+   <source media="(prefers-color-scheme: dark)" srcset="https://api.star-history.com/svg?repos=siyuan-note/siyuan&type=Date&theme=dark" />
+   <source media="(prefers-color-scheme: light)" srcset="https://api.star-history.com/svg?repos=siyuan-note/siyuan&type=Date" />
+   <img alt="Star History Chart" src="https://api.star-history.com/svg?repos=siyuan-note/siyuan&type=Date" />
+ </picture>
+</a>
 
 ## 🗺️ 路线图
 
diff --git a/app/src/protyle/render/av/cell.ts b/app/src/protyle/render/av/cell.ts
index cc4a506fd..b005cb20d 100644
--- a/app/src/protyle/render/av/cell.ts
+++ b/app/src/protyle/render/av/cell.ts
@@ -811,7 +811,7 @@ export const renderCell = (cellValue: IAVCellValue, rowIndex = 0) => {
         cellValue?.rollup?.contents?.forEach((item) => {
             const rollupText = ["select", "mSelect", "mAsset", "checkbox", "relation"].includes(item.type) ? renderCell(item) : renderRollup(item);
             if (rollupText) {
-                text += rollupText + ", ";
+                text += rollupText + " ";
             }
         });
         if (text && text.endsWith(", ")) {
@@ -820,7 +820,7 @@ export const renderCell = (cellValue: IAVCellValue, rowIndex = 0) => {
     } else if (cellValue.type === "relation") {
         cellValue?.relation?.contents?.forEach((item) => {
             if (item && item.block) {
-                text += renderRollup(item) + ", ";
+                text += renderRollup(item) + " ";
             }
         });
         if (text && text.endsWith(", ")) {
diff --git a/kernel/sql/queue.go b/kernel/sql/queue.go
index 460e88426..5cc078701 100644
--- a/kernel/sql/queue.go
+++ b/kernel/sql/queue.go
@@ -36,7 +36,6 @@ var (
 	operationQueue []*dbQueueOperation
 	dbQueueLock    = sync.Mutex{}
 	txLock         = sync.Mutex{}
-	isWriting      = false
 )
 
 type dbQueueOperation struct {
@@ -72,11 +71,7 @@ func FlushQueue() {
 	}
 
 	txLock.Lock()
-	isWriting = true
-	defer func() {
-		isWriting = false
-		txLock.Unlock()
-	}()
+	defer txLock.Unlock()
 
 	start := time.Now()