Update difflog

3 years ago · 2e56d0cc0c
1 changed files with 8 additions and 1 deletions
--- a/Src/Asp.Net/SqlSugar/Abstract/UpdateProvider/UpdateableProvider.cs
+++ b/Src/Asp.Net/SqlSugar/Abstract/UpdateProvider/UpdateableProvider.cs
@ -844,7 +844,14 @@ namespace SqlSugar
            }
            else 
            {
-                dt=this.Context.Queryable<T>().WhereClassByPrimaryKey(this.UpdateObjs.ToList()).ToDataTable();
+                if (this.UpdateObjs.ToList().Count == 0)
+                {
+                    dt = new DataTable();
+                }
+                else
+                {
+                    dt = this.Context.Queryable<T>().WhereClassByPrimaryKey(this.UpdateObjs.ToList()).ToDataTable();
+                }
            }
            if (dt.Rows != null && dt.Rows.Count > 0)
            {