From 2f4460040b70f93286cc2a3e06bb115da67b01c5 Mon Sep 17 00:00:00 2001
From: Wanpan <wanpan96@163.com>
Date: Fri, 29 May 2026 02:09:43 +0800
Subject: [PATCH 1/2] fix: Render ColGroup even if table has no data to
 maintain layout consistency

Ensures FixedHolder renders the colgroup as long as column widths are available,
fixing layout issues when the table is empty but has fixed columns.
Fixes #57916.
---
 src/FixedHolder/index.tsx                     | 10 +++--
 tests/__snapshots__/FixedColumn.spec.tsx.snap | 45 ++++++++++++++-----
 2 files changed, 39 insertions(+), 16 deletions(-)

diff --git a/src/FixedHolder/index.tsx b/src/FixedHolder/index.tsx
index fdcc1132f..0980025c1 100644
--- a/src/FixedHolder/index.tsx
+++ b/src/FixedHolder/index.tsx
@@ -160,12 +160,14 @@ const FixedHolder = React.forwardRef<HTMLDivElement, FixedHeaderProps<any>>((pro
   const mergedColumnWidth = useColumnWidth(colWidths, columCount);
 
   const isColGroupEmpty = useMemo<boolean>(() => {
-    // use original ColGroup if no data or no calculated column width, otherwise use calculated column width
-    // Return original colGroup if no data, or mergedColumnWidth is empty, or all widths are falsy
+    // ColGroup should be rendered as long as column widths are available,
+    // even if there is no data. This maintains layout consistency between
+    // Header, Body, and Summary sections.
+    // Ref: https://github.com/ant-design/ant-design/issues/57916
     const noWidth =
       !mergedColumnWidth || !mergedColumnWidth.length || mergedColumnWidth.every(w => !w);
-    return noData || noWidth;
-  }, [noData, mergedColumnWidth]);
+    return noWidth;
+  }, [mergedColumnWidth]);
 
   return (
     <div
diff --git a/tests/__snapshots__/FixedColumn.spec.tsx.snap b/tests/__snapshots__/FixedColumn.spec.tsx.snap
index f56c89857..96aad62e7 100644
--- a/tests/__snapshots__/FixedColumn.spec.tsx.snap
+++ b/tests/__snapshots__/FixedColumn.spec.tsx.snap
@@ -2698,22 +2698,43 @@ exports[`Table.FixedColumn > renders correctly > scrollXY - without data 1`] = `
       >
         <colgroup>
           <col
-            style="width: 100px;"
+            style="width: 1000px;"
           />
           <col
-            style="width: 100px;"
+            style="width: 1000px;"
           />
-          <col />
-          <col />
-          <col />
-          <col />
-          <col />
-          <col />
-          <col />
-          <col />
-          <col />
           <col
-            style="width: 100px;"
+            style="width: 1000px;"
+          />
+          <col
+            style="width: 1000px;"
+          />
+          <col
+            style="width: 1000px;"
+          />
+          <col
+            style="width: 1000px;"
+          />
+          <col
+            style="width: 1000px;"
+          />
+          <col
+            style="width: 1000px;"
+          />
+          <col
+            style="width: 1000px;"
+          />
+          <col
+            style="width: 1000px;"
+          />
+          <col
+            style="width: 1000px;"
+          />
+          <col
+            style="width: 1000px;"
+          />
+          <col
+            style="width: 15px;"
           />
         </colgroup>
         <thead

From d56e0c5afdba68b4fd3145f5434ea13b8b889d7e Mon Sep 17 00:00:00 2001
From: Wanpan <wanpan96@163.com>
Date: Fri, 29 May 2026 02:26:43 +0800
Subject: [PATCH 2/2] refactor: Remove unused noData variable in FixedHolder

---
 src/FixedHolder/index.tsx | 1 -
 1 file changed, 1 deletion(-)

diff --git a/src/FixedHolder/index.tsx b/src/FixedHolder/index.tsx
index 0980025c1..f53b51f3c 100644
--- a/src/FixedHolder/index.tsx
+++ b/src/FixedHolder/index.tsx
@@ -51,7 +51,6 @@ const FixedHolder = React.forwardRef<HTMLDivElement, FixedHeaderProps<any>>((pro
   const {
     className,
     style,
-    noData,
     columns,
     flattenColumns,
     colWidths,