diff --git a/dialects/time.go b/dialects/time.go
index 5aee0c10..64f6206d 100644
--- a/dialects/time.go
+++ b/dialects/time.go
@@ -18,8 +18,13 @@ func FormatTime(dialect Dialect, sqlTypeName string, t time.Time) (v interface{}
 		v = s[11:19]
 	case schemas.Date:
 		v = t.Format("2006-01-02")
-	case schemas.DateTime, schemas.TimeStamp, schemas.Varchar: // !DarthPestilane! format time when sqlTypeName is schemas.Varchar.
-		if dialect.URI().DBType == schemas.ORACLE {
+	case schemas.Varchar: // !DarthPestilane! format time when sqlTypeName is schemas.Varchar.
+		v = t.Format("2006-01-02 15:04:05")
+	case schemas.TimeStamp, schemas.DateTime:
+		dbType := dialect.URI().DBType
+		if dbType == schemas.POSTGRES || dbType == schemas.MYSQL {
+			v = t.Format("2006-01-02 15:04:05.999999")
+		} else if dialect.URI().DBType == schemas.ORACLE {
 			v = t
 		} else {
 			v = t.Format("2006-01-02 15:04:05")