improve time string parsing for invalid datetime

.example/database/gdb/mysql/gdb_value.go

@@ -8,10 +8,6 @@ func main() {
 	db := g.DB()
 	db.SetDebug(true)
 
-	one, e := db.Table("order.order o").LeftJoin("user.user u", "o.uid=u.id").Where("u.id", 1).One()
-	if e != nil {
-		panic(e)
-	}
-	g.Dump(one)
+	db.Table("user").Fields("DISTINCT id,nickname").Filter().All()
 
 }