From 8dd0362e2f5766fbfc80e0be12fab175c3d5ba52 Mon Sep 17 00:00:00 2001
From: jiyfhust <jiyfhust@163.com>
Date: Fri, 29 Dec 2023 12:09:04 +0800
Subject: [PATCH] fix

---
 pkg/ddl/column.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pkg/ddl/column.go b/pkg/ddl/column.go
index 7033702d42e3e..37148d2c32e1a 100644
--- a/pkg/ddl/column.go
+++ b/pkg/ddl/column.go
@@ -731,6 +731,9 @@ func (w *worker) doModifyColumnTypeWithData(
 	case model.StateDeleteOnly:
 		// Column from null to not null.
 		if !mysql.HasNotNullFlag(oldCol.GetFlag()) && mysql.HasNotNullFlag(changingCol.GetFlag()) {
+			if d.lease > 0 {
+				delayForAsyncCommit()
+			}
 			// Introduce the `mysql.PreventNullInsertFlag` flag to prevent users from inserting or updating null values.
 			err := modifyColsFromNull2NotNull(w, dbInfo, tblInfo, []*model.ColumnInfo{oldCol}, targetCol, oldCol.GetType() != changingCol.GetType())
 			if err != nil {