/// <summary>
/// 增加一条数据
/// </summary>
public int Add(dbamet.Model.ActiveIntro model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into ActiveIntro(");
strSql.Append("type,content,modifytime)");
strSql.Append(" values (");
strSql.Append("@type,@content,@modifytime)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@type", SqlDbType.VarChar, 50),
new SqlParameter("@content", SqlDbType.VarChar, 50),
new SqlParameter("@modifytime", SqlDbType.DateTime)
};
parameters[0].Value = model.type;
parameters[1].Value = model.content;
parameters[2].Value = model.modifytime;
object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
if (obj == null)
{
return(0);
}
else
{
return(Convert.ToInt32(obj));
}
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(dbamet.Model.ActiveIntro model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update ActiveIntro set ");
strSql.Append("type=@type,");
strSql.Append("content=@content,");
strSql.Append("modifytime=@modifytime");
strSql.Append(" where id=@id");
SqlParameter[] parameters =
{
new SqlParameter("@type", SqlDbType.VarChar, 50),
new SqlParameter("@content", SqlDbType.VarChar, 50),
new SqlParameter("@modifytime", SqlDbType.DateTime),
new SqlParameter("@id", SqlDbType.Int, 4)
};
parameters[0].Value = model.type;
parameters[1].Value = model.content;
parameters[2].Value = model.modifytime;
parameters[3].Value = model.id;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public dbamet.Model.ActiveIntro GetModel(int id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 id,type,content,modifytime from ActiveIntro ");
strSql.Append(" where id=@id");
SqlParameter[] parameters =
{
new SqlParameter("@id", SqlDbType.Int, 4)
};
parameters[0].Value = id;
dbamet.Model.ActiveIntro model = new dbamet.Model.ActiveIntro();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
if (ds.Tables[0].Rows[0]["id"] != null && ds.Tables[0].Rows[0]["id"].ToString() != "")
{
model.id = int.Parse(ds.Tables[0].Rows[0]["id"].ToString());
}
if (ds.Tables[0].Rows[0]["type"] != null && ds.Tables[0].Rows[0]["type"].ToString() != "")
{
model.type = ds.Tables[0].Rows[0]["type"].ToString();
}
if (ds.Tables[0].Rows[0]["content"] != null && ds.Tables[0].Rows[0]["content"].ToString() != "")
{
model.content = ds.Tables[0].Rows[0]["content"].ToString();
}
if (ds.Tables[0].Rows[0]["modifytime"] != null && ds.Tables[0].Rows[0]["modifytime"].ToString() != "")
{
model.modifytime = DateTime.Parse(ds.Tables[0].Rows[0]["modifytime"].ToString());
}
return(model);
}
else
{
return(null);
}
}
