public static void create_db_tab()
{
MyDatabase domain = new MyDatabase();
domain.DbName = "管理";
domain.TableName = "admin";
Dictionary<string, string> columns = new Dictionary<string, string>();
columns.Add("username", "varchar(50)");
columns.Add("upass", "varchar(50)");
columns.Add("级别", "int");
domain.Columns = columns;
AccessOp.CreateAccessDb(domain.DbName);
AccessOp.CreateAccessTab(domain);
}
public static void test_3()
{
MyDatabase domain = new MyDatabase();
domain.DbName = "最烂的是C#";
Console.WriteLine(domain.DbName);
Console.ReadLine();
}
// 创建表
// 通过遍历map对象，获取字段名称,以及字段类型
public static bool CreateAccessTab(MyDatabase domain)
{
// get the database value
string dbName = domain.DbName;
string tableName = domain.TableName;
Dictionary<string, string> columns = domain.Columns;
// end get the database value
// the head sql
string tabSql = "create table ?(id int not null identity(1,1) primary key";
// make suer the table name
tabSql = tabSql.Replace("?", tableName);
// the end ")"
string end = ")";
foreach(KeyValuePair<string, string> entry in columns)
{
string column_name = entry.Key;
string column_prop = entry.Value;
string catSql = ", " + column_name + " " + column_prop + " not null";
// catSql = catSql.Replace("?", column_name).Replace("?", column_prop);
tabSql = tabSql + catSql;
}
// the created SQL has finished
tabSql = tabSql + end;
// connect the db
OleDbConnection con = AccessOp.getCon(dbName);
OleDbCommand cmd = con.CreateCommand();
cmd.Connection = con;
cmd.CommandText = tabSql;
try
{
cmd.ExecuteNonQuery();
}
catch (SystemException ex)
{
return false;
}
// close the con
AccessOp.closeAll(con, cmd, null);
return true;
}
