internal static bool Isver(string links)
{
Sql_area SQL = Sql_area.GetInstance();
string search_query = $"SELECT * FROM documents WHERE reference = '{links}' ";
return(SQL.Is(search_query));;
}
protected override void load_self(int id)
{
Sql_area SQL = Sql_area.GetInstance();
string query = $"SELECT * FROM documents WHERE Area_id = '{id}'";
list_document = SQL.QueryDocumentList(query);
}
public virtual List <Area_date> Load_lower()
{
string search_query = $"SELECT * FROM areas WHERE Higher_id = {Id}";
Sql_area SQL = Sql_area.GetInstance();
return(SQL.Query_multi_col_areadate(search_query));
}
internal static Area_date Load_Self_date(int id)
{
string search_query = $"SELECT * FROM areas WHERE id = '{id}'";
Sql_area SQL = Sql_area.GetInstance();
return(SQL.Query_multi_col_areadate_one(search_query));
}
internal bool Is(string name_area)
{
string search_query = $"SELECT * FROM areas WHERE Name = '{name_area}'";
Sql_area SQL = Sql_area.GetInstance();
return(SQL.Is(search_query));
}
