/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(Bookhole_blog.Model.blog_type model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update blog_type set ");
strSql.Append("Type_name=@Type_name,");
strSql.Append("Type_percentage=@Type_percentage");
strSql.Append(" where Type_id=@Type_id ");
MySqlParameter[] parameters =
{
new MySqlParameter("@Type_name", MySqlDbType.VarChar, 5),
new MySqlParameter("@Type_percentage", MySqlDbType.Int32, 3),
new MySqlParameter("@Type_id", MySqlDbType.Int32, 11)
};
parameters[0].Value = model.Type_name;
parameters[1].Value = model.Type_percentage;
parameters[2].Value = model.Type_id;
int rows = DbHelperMySQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 增加一条数据
/// </summary>
public bool Add(Bookhole_blog.Model.blog_type model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into blog_type(");
strSql.Append("Type_id,Type_name,Type_percentage)");
strSql.Append(" values (");
strSql.Append("@Type_id,@Type_name,@Type_percentage)");
MySqlParameter[] parameters =
{
new MySqlParameter("@Type_id", MySqlDbType.Int32, 11),
new MySqlParameter("@Type_name", MySqlDbType.VarChar, 5),
new MySqlParameter("@Type_percentage", MySqlDbType.Int32, 3)
};
parameters[0].Value = model.Type_id;
parameters[1].Value = model.Type_name;
parameters[2].Value = model.Type_percentage;
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 Bookhole_blog.Model.blog_type DataRowToModel(DataRow row)
{
Bookhole_blog.Model.blog_type model = new Bookhole_blog.Model.blog_type();
if (row != null)
{
if (row["Type_id"] != null && row["Type_id"].ToString() != "")
{
model.Type_id = int.Parse(row["Type_id"].ToString());
}
if (row["Type_name"] != null)
{
model.Type_name = row["Type_name"].ToString();
}
if (row["Type_percentage"] != null && row["Type_percentage"].ToString() != "")
{
model.Type_percentage = int.Parse(row["Type_percentage"].ToString());
}
}
return(model);
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Bookhole_blog.Model.blog_type GetModel(int Type_id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select Type_id,Type_name,Type_percentage from blog_type ");
strSql.Append(" where Type_id=@Type_id ");
MySqlParameter[] parameters =
{
new MySqlParameter("@Type_id", MySqlDbType.Int32, 11)
};
parameters[0].Value = Type_id;
Bookhole_blog.Model.blog_type model = new Bookhole_blog.Model.blog_type();
DataSet ds = DbHelperMySQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
