联合查询两张表解决思路
日期：2014-05-18 浏览次数：20557 次
联合查询两张表
表结构如下
用户表
日志表
现在需要的是 把用户表里的phone、inserttime跟日志表里的ip、inserttime
------解决方案--------------------
select *
from tb1 a join tb2 b on a.关联字段 = b.关联字段
where 其他条件
表结构如下
用户表
- SQL code
/****** 对象: Table [dbo].[T_UserInfo] 脚本日期: 02/13/2012 17:10:04 ******/
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
SET ANSI_PADDING ON
GO
CREATE TABLE [dbo].[T_UserInfo](
[UserId] [int] IDENTITY(1,1) NOT NULL,
[UStatus] [bit] NOT NULL CONSTRAINT [DF_T_UserInfo_UStatus] DEFAULT ((1)),
[LoginName] [nvarchar](20) NOT NULL,
[UserName] [nvarchar](50) NOT NULL,
[LoginPwd] [nvarchar](64) NOT NULL,
[Address] [nvarchar](150) NULL,
[Email] [nvarchar](50) NULL,
[Phone] [nvarchar](11) NOT NULL,
[UserCardNo] [nvarchar](50) NULL,
[UserCardPwd] [varchar](64) NULL,
[UserCardId] [varchar](15) NULL,
[Menager] [nvarchar](50) NULL,
[Recommend] [varchar](20) NULL,
[UserLevel] [int] NOT NULL CONSTRAINT [DF_T_UserInfo_UserLevel_1] DEFAULT ((0)),
[UserMoney] [decimal](18, 2) NOT NULL CONSTRAINT [DF_T_UserInfo_UserMoney_1] DEFAULT ((0)),
[EVvalue] [int] NOT NULL CONSTRAINT [DF_T_UserInfo_EVvalue_1] DEFAULT ((0)),
[EVMenager] [varchar](20) NULL,
[RecommendNum] [int] NOT NULL CONSTRAINT [DF_T_UserInfo_RecommendNum_1] DEFAULT ((0)),
[BankName] [varchar](30) NULL,
[BankNo] [nvarchar](20) NULL,
[CpuNo] [varchar](50) NULL,
[HardDiskId] [varchar](50) NULL,
[InsertTime] [datetime] NOT NULL CONSTRAINT [DF_T_UserInfo_InsertTime_1] DEFAULT (getdate()),
[Bak] [nvarchar](50) NULL,
CONSTRAINT [PK_T_UserInfo_1] PRIMARY KEY CLUSTERED
(
[UserId] ASC
)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]
) ON [PRIMARY]
GO
SET ANSI_PADDING OFF
日志表
- SQL code
/****** 对象: Table [dbo].[T_MoneyLog] 脚本日期: 02/13/2012 17:11:24 ******/
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
SET ANSI_PADDING ON
GO
CREATE TABLE [dbo].[T_MoneyLog](
[LogId] [int] IDENTITY(1,1) NOT NULL,
[UserId] [int] NOT NULL,
[UserLoginName] [varchar](20) NOT NULL,
[Recommend] [varchar](20) NULL,
[LogContent] [varchar](100) NULL,
[Ip] [varchar](50) NULL,
[Menager] [varchar](20) NULL,
[InsertTime] [datetime] NOT NULL CONSTRAINT [DF_T_MoneyLog_InsertTime] DEFAULT (getdate()),
CONSTRAINT [PK_T_MoneyLog] PRIMARY KEY CLUSTERED
(
[LogId] ASC
)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]
) ON [PRIMARY]
GO
SET ANSI_PADDING OFF
现在需要的是 把用户表里的phone、inserttime跟日志表里的ip、inserttime
------解决方案--------------------
select *
from tb1 a join tb2 b on a.关联字段 = b.关联字段
where 其他条件
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