diff --git a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/DeleteProvider/DeleteableProvider.cs b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/DeleteProvider/DeleteableProvider.cs
index 17aa9764f..2a8e40fff 100644
--- a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/DeleteProvider/DeleteableProvider.cs
+++ b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/DeleteProvider/DeleteableProvider.cs
@@ -388,6 +388,10 @@ namespace SqlSugar
             asyncDeleteBuilder.sql = this.DeleteBuilder.sql;
             asyncDeleteBuilder.WhereInfos = this.DeleteBuilder.WhereInfos;
             asyncDeleteBuilder.TableWithString = this.DeleteBuilder.TableWithString;
+            if (this.RemoveCacheFunc != null)
+            {
+                asyncDeleteable.RemoveDataCache();
+            }
             return asyncDeleteable;
         }
 
diff --git a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/InsertableProvider/InsertableProvider.cs b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/InsertableProvider/InsertableProvider.cs
index 27a8fd64c..d71354411 100644
--- a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/InsertableProvider/InsertableProvider.cs
+++ b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/InsertableProvider/InsertableProvider.cs
@@ -439,6 +439,10 @@ namespace SqlSugar
             asyncInsertableBuilder.IsReturnIdentity = this.InsertBuilder.IsReturnIdentity;
             asyncInsertableBuilder.EntityInfo = this.InsertBuilder.EntityInfo;
             asyncInsertableBuilder.TableWithString = this.InsertBuilder.TableWithString;
+            if (this.RemoveCacheFunc != null)
+            {
+                asyncInsertable.RemoveDataCache();
+            }
             return asyncInsertable;
         }
 
diff --git a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/UpdateProvider/UpdateableProvider.cs b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/UpdateProvider/UpdateableProvider.cs
index 99a69a01d..80e0bbb07 100644
--- a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/UpdateProvider/UpdateableProvider.cs
+++ b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/UpdateProvider/UpdateableProvider.cs
@@ -540,6 +540,10 @@ namespace SqlSugar
             asyncUpdateableBuilder.PrimaryKeys = this.UpdateBuilder.PrimaryKeys;
             asyncUpdateableBuilder.IsOffIdentity = this.UpdateBuilder.IsOffIdentity;
             asyncUpdateableBuilder.SetValues = this.UpdateBuilder.SetValues;
+            if (this.RemoveCacheFunc != null)
+            {
+                asyncUpdateable.RemoveDataCache();
+            }
             return asyncUpdateable;
         }
 
diff --git a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Realization/MySql/SqlBuilder/MySqlExpressionContext.cs b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Realization/MySql/SqlBuilder/MySqlExpressionContext.cs
index 7b79c616a..7e1d6a3ff 100644
--- a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Realization/MySql/SqlBuilder/MySqlExpressionContext.cs
+++ b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Realization/MySql/SqlBuilder/MySqlExpressionContext.cs
@@ -46,7 +46,7 @@ namespace SqlSugar
         {
             var parameter = model.Args[0];
             var parameter2 = model.Args[1];
-            return string.Format(" (TIMESTAMPDIFF(day,{0},{1})=0) ", parameter.MemberName, parameter2.MemberName); ;
+            return string.Format(" (TIMESTAMPDIFF(day,date({0}),date({1}))=0) ", parameter.MemberName, parameter2.MemberName); ;
         }
 
         public override string DateIsSameByType(MethodCallExpressionModel model)
diff --git a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Realization/MySql/SqlBuilder/MySqlQueryBuilder.cs b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Realization/MySql/SqlBuilder/MySqlQueryBuilder.cs
index a9a81ad57..27432a327 100644
--- a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Realization/MySql/SqlBuilder/MySqlQueryBuilder.cs
+++ b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Realization/MySql/SqlBuilder/MySqlQueryBuilder.cs
@@ -63,6 +63,36 @@ namespace SqlSugar
             this.OrderByValue = oldOrderValue;
             return result;
         }
+        private  string ToCountSqlString()
+        {
+            base.AppendFilter();
+            string oldOrderValue = this.OrderByValue;
+            string result = null;
+            sql = new StringBuilder();
+            sql.AppendFormat(SqlTemplate, "Count(*)", GetTableNameString, GetWhereValueString, GetGroupByString + HavingInfos, (Skip != null || Take != null) ? null : GetOrderByString);
+            if (IsCount) { return sql.ToString(); }
+            if (Skip != null && Take == null)
+            {
+                if (this.OrderByValue == "ORDER BY ") this.OrderByValue += GetSelectValue.Split(',')[0];
+                result = string.Format(PageTempalte, GetSelectValue, GetTableNameString, GetWhereValueString, GetGroupByString + HavingInfos, (Skip != null || Take != null) ? null : GetOrderByString, Skip.ObjToInt(), long.MaxValue);
+            }
+            else if (Skip == null && Take != null)
+            {
+                if (this.OrderByValue == "ORDER BY ") this.OrderByValue += GetSelectValue.Split(',')[0];
+                result = string.Format(PageTempalte, GetSelectValue, GetTableNameString, GetWhereValueString, GetGroupByString + HavingInfos, GetOrderByString, 0, Take.ObjToInt());
+            }
+            else if (Skip != null && Take != null)
+            {
+                if (this.OrderByValue == "ORDER BY ") this.OrderByValue += GetSelectValue.Split(',')[0];
+                result = string.Format(PageTempalte, GetSelectValue, GetTableNameString, GetWhereValueString, GetGroupByString + HavingInfos, GetOrderByString, Skip.ObjToInt() > 0 ? Skip.ObjToInt() : 0, Take);
+            }
+            else
+            {
+                result = sql.ToString();
+            }
+            this.OrderByValue = oldOrderValue;
+            return result;
+        }
         public override string ToCountSql(string sql)
         {
             if (this.GroupByValue.HasValue())
@@ -71,7 +101,7 @@ namespace SqlSugar
             }
             else
             {
-                return Regex.Replace(sql, "^SELECT .+? FROM ", "SELECT COUNT(*) FROM ");
+                return ToCountSqlString();
             }
         }
         #endregion