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