zoukankan      html  css  js  c++  java
  • Linq批量建表

        public JsonResult CreateTable()
            {
                db = new RZBDbContext();
                var query = (from c in db.Clients
                            select new {
                                pre = c.Prefix
                            }).ToList();
                foreach (var d in query)
                {
                    //遍历循环client 生成表
                    //创建数据表
               var file = Server.MapPath("~/App_Data/create_log.sql");
                    var sql = System.IO.File.ReadAllText(file);
                    sql = sql.Replace("{t}", d.pre);
                    db.Database.ExecuteSqlCommand(sql);
                    _log.Info("建立表:"+ d.pre+"_Log");
                    //Thread.Sleep(1000);
                }
                ResultModel model = new ResultModel();
                model.StrMessage = "Welcome";
                return Json(model, JsonRequestBehavior.AllowGet);
            }

    sql文件:

    CREATE TABLE [{t}_QueryLog](
        [ID] [uniqueidentifier] NOT NULL,
        [LoginUserID] [uniqueidentifier] NOT NULL,
        [IdentityID] [nvarchar](50) NOT NULL,
        [IdentityName] [nvarchar](200) NOT NULL,
        [QueryTime] [datetime] NOT NULL,
        [IsHistory] [bit] NOT NULL,
        [IsCharge] [bit] NOT NULL,
        [IsSimpleCheck] [bit] NOT NULL,
        [ext1] [nvarchar](50) NULL,
        [ext2] [nvarchar](50) NULL,
        [CreateUser] [nvarchar](50) NULL,
        [CreateTime] [datetime] NULL,
        [UpdateUser] [nvarchar](50) NULL,
        [UpdateTime] [datetime] NULL
    ) ON [PRIMARY]
    
    ;
    
    
    /****** Object:  Index [IX_{t}_QueryLog_IdentityID]    Script Date: 03/06/2014 11:07:13 ******/
    CREATE NONCLUSTERED INDEX [IX_{t}_QueryLog_IdentityID] ON [dbo].[{t}_QueryLog] 
    (
        [IdentityID] ASC
    )WITH (PAD_INDEX  = OFF, STATISTICS_NORECOMPUTE  = OFF, SORT_IN_TEMPDB = OFF, IGNORE_DUP_KEY = OFF, DROP_EXISTING = OFF, ONLINE = OFF, ALLOW_ROW_LOCKS  = ON, ALLOW_PAGE_LOCKS  = ON) ON [PRIMARY]
    ;
    
    /****** Object:  Index [IX_{t}_QueryLog_IdentityName]    Script Date: 03/06/2014 11:07:13 ******/
    CREATE NONCLUSTERED INDEX [IX_{t}_QueryLog_IdentityName] ON [dbo].[{t}_QueryLog] 
    (
        [IdentityName] ASC
    )WITH (PAD_INDEX  = OFF, STATISTICS_NORECOMPUTE  = OFF, SORT_IN_TEMPDB = OFF, IGNORE_DUP_KEY = OFF, DROP_EXISTING = OFF, ONLINE = OFF, ALLOW_ROW_LOCKS  = ON, ALLOW_PAGE_LOCKS  = ON) ON [PRIMARY]
    ;
    
    
    /****** Object:  Index [IX_{t}_QueryLog_QueryTime]    Script Date: 03/06/2014 11:07:13 ******/
    CREATE NONCLUSTERED INDEX [IX_{t}_QueryLog_QueryTime] ON [dbo].[{t}_QueryLog] 
    (
        [QueryTime] ASC
    )WITH (PAD_INDEX  = OFF, STATISTICS_NORECOMPUTE  = OFF, SORT_IN_TEMPDB = OFF, IGNORE_DUP_KEY = OFF, DROP_EXISTING = OFF, ONLINE = OFF, ALLOW_ROW_LOCKS  = ON, ALLOW_PAGE_LOCKS  = ON) ON [PRIMARY]
    ;
    
    ALTER TABLE [dbo].[{t}_QueryLog] ADD  CONSTRAINT [DF_{t}_QueryLog_ID]  DEFAULT (newid()) FOR [ID]
    ;
    
    ALTER TABLE [dbo].[{t}_QueryLog] ADD  CONSTRAINT [DF_{t}_QueryLog_QueryTime]  DEFAULT (getdate()) FOR [QueryTime]
    ;
    
    ALTER TABLE [dbo].[{t}_QueryLog] ADD  CONSTRAINT [DF_{t}_QueryLog_IsHistory]  DEFAULT ((0)) FOR [IsHistory]
    ;
    
    ALTER TABLE [dbo].[{t}_QueryLog] ADD  CONSTRAINT [DF_{t}_QueryLog_IsCharge]  DEFAULT ((1)) FOR [IsCharge]
    ;
    
    ALTER TABLE [dbo].[{t}_QueryLog] ADD  CONSTRAINT [DF_{t}_QueryLog_IsSimpleCheck]  DEFAULT ((1)) FOR [IsSimpleCheck]
    ;
    
    ALTER TABLE [dbo].[{t}_QueryLog] ADD  CONSTRAINT [DF_{t}_QueryLog_CreateTime]  DEFAULT (getdate()) FOR [CreateTime]
    ;
    
    ALTER TABLE [dbo].[{t}_QueryLog] ADD  CONSTRAINT [DF_{t}_QueryLog_UpdateTime]  DEFAULT (getdate()) FOR [UpdateTime]
    ;
  • 相关阅读:
    psy & vr
    psy 2
    psy
    linux c中select使用技巧
    hostent h_addr_list
    gethostbyname() -- 用域名或主机名获取IP地址
    c_select 调用参数说明
    [NYOJ 737] 石子合并(一)
    [HDU 1059] Dividing
    [HDU 1789] Doing Homework again
  • 原文地址:https://www.cnblogs.com/25miao/p/7054537.html
Copyright © 2011-2022 走看看