/// <summary>
/// 增加一条数据
/// </summary>
public void Add(Light.Model.newsclass model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into newsclass(");
strSql.Append("id,newsclass,remark,createman,createtime");
strSql.Append(") values (");
strSql.Append("@id,@newsclass,@remark,@createman,@createtime");
strSql.Append(") ");
MySqlParameter[] parameters =
{
new MySqlParameter("@id", MySqlDbType.Int32, 10),
new MySqlParameter("@newsclass", MySqlDbType.VarChar, 10),
new MySqlParameter("@remark", MySqlDbType.VarChar, 200),
new MySqlParameter("@createman", MySqlDbType.Int32, 10),
new MySqlParameter("@createtime", MySqlDbType.DateTime)
};
parameters[0].Value = model.id;
parameters[1].Value = model.classname;
parameters[2].Value = model.remark;
parameters[3].Value = model.createman;
parameters[4].Value = model.createtime;
DbHelperMySQL.ExecuteSql(strSql.ToString(), parameters);
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Light.Model.newsclass GetModel(int id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select id, newsclass, remark, createman, createtime ");
strSql.Append(" from newsclass ");
strSql.Append(" where id=@id ");
MySqlParameter[] parameters =
{
new MySqlParameter("@id", MySqlDbType.Int32, 10)
};
parameters[0].Value = id;
Light.Model.newsclass model = new Light.Model.newsclass();
DataSet ds = DbHelperMySQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
if (ds.Tables[0].Rows[0]["id"].ToString() != "")
{
model.id = int.Parse(ds.Tables[0].Rows[0]["id"].ToString());
}
model.classname = ds.Tables[0].Rows[0]["newsclass"].ToString();
model.remark = ds.Tables[0].Rows[0]["remark"].ToString();
if (ds.Tables[0].Rows[0]["createman"].ToString() != "")
{
model.createman = int.Parse(ds.Tables[0].Rows[0]["createman"].ToString());
}
if (ds.Tables[0].Rows[0]["createtime"].ToString() != "")
{
model.createtime = DateTime.Parse(ds.Tables[0].Rows[0]["createtime"].ToString());
}
return(model);
}
else
{
return(null);
}
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(Light.Model.newsclass model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update newsclass set ");
strSql.Append(" id = @id , ");
strSql.Append(" newsclass = @newsclass , ");
strSql.Append(" remark = @remark , ");
strSql.Append(" createman = @createman , ");
strSql.Append(" createtime = @createtime ");
strSql.Append(" where id=@id ");
MySqlParameter[] parameters =
{
new MySqlParameter("@id", MySqlDbType.Int32, 10),
new MySqlParameter("@newsclass", MySqlDbType.VarChar, 10),
new MySqlParameter("@remark", MySqlDbType.VarChar, 200),
new MySqlParameter("@createman", MySqlDbType.Int32, 10),
new MySqlParameter("@createtime", MySqlDbType.DateTime)
};
parameters[0].Value = model.id;
parameters[1].Value = model.classname;
parameters[2].Value = model.remark;
parameters[3].Value = model.createman;
parameters[4].Value = model.createtime;
int rows = DbHelperMySQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Light.Model.newsclass GetModel(int id)
{
StringBuilder strSql=new StringBuilder();
strSql.Append("select id, newsclass, remark, createman, createtime ");
strSql.Append(" from newsclass ");
strSql.Append(" where id=@id ");
MySqlParameter[] parameters = {
new MySqlParameter("@id", MySqlDbType.Int32,10) };
parameters[0].Value = id;
Light.Model.newsclass model=new Light.Model.newsclass();
DataSet ds=DbHelperMySQL.Query(strSql.ToString(),parameters);
if(ds.Tables[0].Rows.Count>0)
{
if(ds.Tables[0].Rows[0]["id"].ToString()!="")
{
model.id=int.Parse(ds.Tables[0].Rows[0]["id"].ToString());
}
model.classname = ds.Tables[0].Rows[0]["newsclass"].ToString();
model.remark= ds.Tables[0].Rows[0]["remark"].ToString();
if(ds.Tables[0].Rows[0]["createman"].ToString()!="")
{
model.createman=int.Parse(ds.Tables[0].Rows[0]["createman"].ToString());
}
if(ds.Tables[0].Rows[0]["createtime"].ToString()!="")
{
model.createtime=DateTime.Parse(ds.Tables[0].Rows[0]["createtime"].ToString());
}
return model;
}
else
{
return null;
}
}
