/// <summary>更新一条数据
///
/// </summary>
public bool Update(Niunan.CaiPiao.Model.Gudong model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update gudong set ");
strSql.Append("createtime=@createtime, username=@username, email=@email, remark=@remark ");
strSql.Append(" where id=@id ");
using (var connection = ConnectionFactory.GetOpenConnection(ConnStr))
{
int i = connection.Execute(strSql.ToString(), model);
return(i > 0);
}
}
/// <summary>得到一个对象实体
///
/// </summary>
public Niunan.CaiPiao.Model.Gudong GetModel(int id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select * from gudong ");
strSql.Append(" where id=@id ");
Niunan.CaiPiao.Model.Gudong model = null;
using (var connection = ConnectionFactory.GetOpenConnection(ConnStr))
{
model = connection.QuerySingleOrDefault <Niunan.CaiPiao.Model.Gudong>(strSql.ToString(), new { id = id });
}
return(model);
}
/// <summary>增加一条数据
///
/// </summary>
public int Add(Niunan.CaiPiao.Model.Gudong model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into gudong(");
strSql.Append("createtime, username, email, remark )");
strSql.Append(" values (");
strSql.Append("@createtime, @username, @email, @remark ) ;select @@IDENTITY");
using (var connection = ConnectionFactory.GetOpenConnection(ConnStr))
{
int i = connection.QueryFirst <int>(strSql.ToString(), model);
return(i);
}
}
/// <summary>根据条件得到一个对象实体
///
/// </summary>
public Niunan.CaiPiao.Model.Gudong GetModelByCond(string cond)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 * from gudong ");
if (!string.IsNullOrEmpty(cond))
{
strSql.Append(" where " + cond);
}
Niunan.CaiPiao.Model.Gudong model = null;
using (var connection = ConnectionFactory.GetOpenConnection(ConnStr))
{
model = connection.QuerySingleOrDefault <Niunan.CaiPiao.Model.Gudong>(strSql.ToString());
}
return(model);
}
