Topic: C++ rand sql arba mysql
sweiki, kuriu programa ir iskilo problema, kaip padaryt kad gauta mysql resultata atvaizduotu atsitiktinai, zinau kad reik naudoti rand funkcija, bet nzn kaip ja pritaikyt
object Form1: TForm1
Left = 192
Top = 114
Width = 870
Height = 640
Caption = 'Form1'
Color = clBtnFace
Font.Charset = DEFAULT_CHARSET
Font.Color = clWindowText
Font.Height = -11
Font.Name = 'MS Sans Serif'
Font.Style = []
OldCreateOrder = False
PixelsPerInch = 96
TextHeight = 13
object DBEdit1: TDBEdit
Left = 104
Top = 112
Width = 241
Height = 21
DataField = 'raktas'
DataSource = DataSource1
ReadOnly = True
TabOrder = 0
end
object Button1: TButton
Left = 104
Top = 136
Width = 75
Height = 25
Caption = 'Button1'
TabOrder = 1
OnClick = Button1Click
end
object DataSource1: TDataSource
DataSet = Table1
Left = 104
Top = 72
end
object Table1: TTable
Active = True
DatabaseName = 'passkeys'
TableName = 'raktai'
Left = 144
Top = 72
end
object Database1: TDatabase
AliasName = 'myodbc'
Connected = True
DatabaseName = 'passkeys'
Exclusive = True
LoginPrompt = False
Params.Strings = (
'USER NAME=root')
ReadOnly = True
SessionName = 'Default'
Left = 192
Top = 72
end
end
Unit1.h
/
/---------------------------------------------------------------------------
#ifndef Unit1H
#define Unit1H
//---------------------------------------------------------------------------
#include <Classes.hpp>
#include <Controls.hpp>
#include <StdCtrls.hpp>
#include <Forms.hpp>
#include <DB.hpp>
#include <DBCtrls.hpp>
#include <DBTables.hpp>
#include <ExtCtrls.hpp>
#include <Mask.hpp>
//---------------------------------------------------------------------------
class TForm1 : public TForm
{
__published: // IDE-managed Components
TDataSource *DataSource1;
TTable *Table1;
TDatabase *Database1;
TDBEdit *DBEdit1;
TButton *Button1;
void __fastcall Button1Click(TObject *Sender);
private: // User declarations
public: // User declarations
__fastcall TForm1(TComponent* Owner);
};
//---------------------------------------------------------------------------
extern PACKAGE TForm1 *Form1;
//---------------------------------------------------------------------------
#endif
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