if exists (select * from sysobjects where id = OBJECT_ID('[user_sign_log]') and OBJECTPROPERTY(id, 'IsUserTable') = 1) 
DROP TABLE [user_sign_log]

CREATE TABLE [user_sign_log] (
[id] [int]  IDENTITY (1, 1)  NOT NULL,
[user_id] [int]  NOT NULL DEFAULT (0),
[before_point] [decimal]  (18,2) NOT NULL DEFAULT (0),
[point] [decimal]  (18,2) NOT NULL DEFAULT (0),
[after_point] [decimal]  (18,2) NOT NULL DEFAULT (0),
[number_day] [int]  NULL DEFAULT (0),
[class_id] [int]  NULL DEFAULT (0),
[create_day] [varchar]  (50) NULL,
[create_time] [datetime]  NULL DEFAULT (getdate()),
[remark] [nvarchar]  (500) NULL)

ALTER TABLE [user_sign_log] WITH NOCHECK ADD  CONSTRAINT [PK_user_sign_log] PRIMARY KEY  NONCLUSTERED ( [id] )
SET IDENTITY_INSERT [user_sign_log] ON

INSERT [user_sign_log] ([id],[user_id],[before_point],[point],[after_point],[number_day],[class_id],[create_day],[create_time],[remark]) VALUES ( 1,160017,1450.00,5.00,1455.00,1,1,N'2026-02-03',N'2026/2/3 14:53:13',N'用户编号：160017，日期：2026-02-03，第1天签到成功，获得5兑换券，更新前兑换券数量：1450，更新后兑换券数量：1455')
INSERT [user_sign_log] ([id],[user_id],[before_point],[point],[after_point],[number_day],[class_id],[create_day],[create_time],[remark]) VALUES ( 2,160017,1000.00,5.00,1005.00,2,1,N'2026-02-06',N'2026/2/6 10:09:53',N'用户编号：160017，日期：2026-02-06，第2天签到成功，获得5兑换券，更新前兑换券数量：1000，更新后兑换券数量：1005')

SET IDENTITY_INSERT [user_sign_log] OFF