From 75e384df91cdd709871bf824a0bfcec2baca1497 Mon Sep 17 00:00:00 2001
From: nanyan <nly85@qq.com>
Date: Tue, 4 Dec 2018 18:04:21 +0800
Subject: [PATCH] fix: for time.Time field, when time is zero and db field has
 default value, then return nil to use db default value

---
 engine.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/engine.go b/engine.go
index 89a96d9f..8518d8e1 100644
--- a/engine.go
+++ b/engine.go
@@ -1547,7 +1547,7 @@ func (engine *Engine) nowTime(col *core.Column) (interface{}, time.Time) {
 
 func (engine *Engine) formatColTime(col *core.Column, t time.Time) (v interface{}) {
 	if t.IsZero() {
-		if col.Nullable {
+		if col.Nullable || !col.DefaultIsEmpty {
 			return nil
 		}
 		return ""