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  • TianvData免费发布并且开源下载

    TianvData免费发布并且开源下载

    前言:

    从接触ASP.NET开始, 数据库的操作就已经成为了所有网站项目共同的部分,

    经历了许多方式, 走了不少弯路, 参考了很多别人的代码(特别喜欢subsonic),也该把自己的发布出来, 

    给大家参考。

    简介:

    TianvData 是我们公司即将发布的TianvCMS的主要组件之一。

    它小型、简单、快速数据库组件, 通过使用原生的DbProviderFactory, 使得跨数据库相当的方便。

    使用方式:

    下载包里有使用方式的具体内容,这里简单的贴一些代码:

    View Code
     private void testORMWithOutDb()
        {
            var p1 = new news_info() { Title = "first title" };
            p1.Insert();
    
            int lastId = p1.Id;
    
            var p2 = news_info.Select(lastId);
    
            p2.Title = "second title";
            p2.Update();
    
            p2.Delete();
        }
    View Code
    private void testCmdText()
        {
            using (Db db = new Db("tianv"))
            {
                var p1 = db.ExecuteNonQuery("insert into news_info(title) values ('first title')");
    
                int lastId = db.ExecuteScalar<int>("select max(id) from news_info");
    
                var p2 = db.ExecuteNonQuery("update news_info set title='second title' where id=" + lastId);
                var p3 = db.ExecuteScalar("select title from news_info where id="+lastId);
                using (var reader = db.ExecuteReader("select * from news_info where id>=1 limit 10 offset 0")) { }
                var p4 = db.ExecuteTable("select * from news_info where id>=1 limit 10 offset 0");
    
                var p5 = db.ExecuteScalar<string>("select title from news_info where id=" + lastId);
                var p6 = db.ExecuteSingle<news_info>("select * from news_info where id=" + lastId);
                var p7 = db.ExecuteList<news_info>("select * from news_info where id>=1 limit 10 offset 0");
    
                var p8 = db.ExecuteNonQuery("delete from news_info where id=" + lastId);
            }
        }

     

    View Code
    private void testCmdTextHelperWithOutDb()
        {
            var lastId = Sql<news_info>
                .Insert()
                .Set(t => t.Title, "first title")
                .ExecuteScalar<int>();
    
            var p2 = Sql<news_info>
                .Update()
                .Set(t => t.Title, "second title")
                .Where(t => t.Id, "=", lastId)
                .ExecuteNonQuery();
    
            var p3 = Sql<news_info>
                .Select()
                .Columns(t => t.Title)
                .Where(t => t.Id, "=", lastId)
                .ExecuteScalar();
    
    
            var p4 = Sql<news_info>
                .Select()
                .Where(t => t.Id, ">=", 1)
                .Limit(10).Skip(0)
                .ExecuteTable();
    
            var p5 = Sql<news_info>
                .Select()
                .Columns(t => t.Title)
                .Where(t => t.Id, "=", lastId)
                .ExecuteScalar<string>();
    
            var p6 = Sql<news_info>
                .Select()
                .Where(t => t.Id, "=", lastId)
                .Limit(10).Skip(0)
                .ExecuteSingle();
    
            var p7 = Sql<news_info>
                .Select()
                .Where(t => t.Id, ">=", 1)
                .Limit(10).Skip(0)
                .ExecuteList();
    
            var p8 = Sql<news_info>
                .Delete()
                .Where(t => t.Id, "=", lastId)
                .ExecuteNonQuery();
        }

    开源:

    TianvData采用GPLv2开源协议。

    下载:

    开源地址:https://tianvdata.codeplex.com/

    下载地址:http://tianvdata.codeplex.com/releases/

    简易文档:http://tianvdata.codeplex.com/documentation

     
     
     
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  • 原文地址:https://www.cnblogs.com/Leo_wl/p/3000271.html
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