private void button1_Click(object sender, EventArgs e)
{
string zapytanie = this.textBox1.Text;
string tabela = parse(zapytanie);
if (tabela.Equals("error"))
{
this.label2.Text = "błędne zapytanie";
}
else
{
try {
access a = myBase.checkAcces(tabela, myUser);
if (a.Equals(access.ACCESS))
{
Wynik wyniki = new Wynik(zapytanie);
wyniki.Show();
}
else
{
this.label2.Text = "odmowa dostępu";
}
} catch (NullReferenceException) {
this.label2.Text = "nie ma takiej tabeli";
}
}
}
private static void bulkCopyTableFromAccess(this Models.SQLServerDataContext db, string fileName, string tableName, itemScheduler args, ref int countRow, ref List <string> msgError, string where = "", string fromTable = "")
{
var cols = new List <string>();
var dt = db.getDataSet($"select top 1 * from {tableName}").Tables[0];
foreach (DataColumn c in dt.Columns)
{
cols.Add(c.ColumnName);
}
string col = $"[{string.Join("],[", cols)}]";
var f = new FileInfo(fileName);
var acc = new access(f.FullName, "");
local.taskList.Modify(args.action, $"{f.Name}-{tableName}: {countRow:#,0} processed ..");
if (string.IsNullOrEmpty(fromTable))
{
fromTable = tableName;
}
string tsql = $"select {col} from {fromTable}{(string.IsNullOrEmpty(where) ? "" : " where " + where)};";
var r = acc.reader(tsql);
try
{
if (r.HasRows == false)
{
r.Close(); acc.close(); return;
}
dt = new DataTable(tableName);
foreach (var item in cols)
{
dt.Columns.Add(item);
}
local.taskList.Modify(args.action, $"{f.Name}-{tableName}: {countRow:#,0} processed ..");
while (r.Read())
{
if (dt.Rows.Count >= args.packetSize)
{
dt.bulkCopy(local.connectionstring, tableName);
countRow += dt.Rows.Count;
dt = new DataTable(tableName);
foreach (var item in cols)
{
dt.Columns.Add(item);
}
local.taskList.Modify(args.action, $"{f.Name}-{tableName}: {countRow:#,0} processed ..");
}
DataRow row = dt.NewRow();
foreach (var item in cols)
{
row[item] = $"{r[item]}";
}
dt.Rows.Add(row);
}
if (dt.Rows.Count > 0)
{
dt.bulkCopy(local.connectionstring, tableName);
countRow += dt.Rows.Count;
dt = new DataTable(tableName);
local.taskList.Modify(args.action, $"{f.Name}-{tableName}: {countRow:#,0} processed ..");
}
r.Close();
acc.close();
}
catch (Exception ex)
{
try { r.Close(); } catch { }
acc.close();
msgError.Add($"{DateTime.Now:HH:mm:ss}-{f.Name}-{tableName}: " + ex.saveMessage());
local.taskList.Modify(args.action, $"{msgError[msgError.Count - 1]}");
}
}
?? provider.RequiredService <IAccessQueue <TResource> >().EnqueueAsyncAccess(access, cancellation, attemptsCount);
.EnqueueAsyncAccess(access, cancellation, attemptsCount, priority);